{"title":"New Products.","description":"\u003cp\u003eStay ahead of the curve with the latest New Products now available at Granatelli Motor Sports. We’re constantly expanding our lineup with innovative, performance-driven parts designed to deliver more power, reliability, and style for your build, whether you’re upgrading a daily driver or fine-tuning a race-ready setup. From newly released ignition components to cutting-edge performance accessories, our newest additions reflect Granatelli’s commitment to quality and proven results. Be sure to bookmark this page and check back often, as we regularly add new products so you can easily stay up to date on the latest performance solutions as soon as they become available.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e","products":[{"product_id":"i-30501739-granatelli-motor-sports-50mm-viper-series-blow-off-valve","title":"Granatelli Motor Sports 50mm Viper Series Blow-Off Valve","description":"\u003ch2\u003eGranatelli Motor Sports 50mm Viper Series Blow-Off Valve – High-Performance Boost Control\u003c\/h2\u003e\n\n\u003ch3\u003ePrecision Engineered Boost Control for Turbocharged Applications\u003c\/h3\u003e\n\u003cp\u003e\nThe Granatelli Motor Sports 50mm Viper Series Blow-Off Valve is designed for high-performance turbocharged engines that demand reliable boost control, fast pressure relief, and protection against compressor surge. Built for both street performance and racing applications, this valve delivers consistent operation under high boost pressure and aggressive driving conditions.\n\u003c\/p\u003e\n\n\u003ch3\u003e50mm High-Flow Design for Maximum Airflow Efficiency\u003c\/h3\u003e\n\u003cp\u003e\nFeaturing a large 50mm valve diameter, the Viper Series is engineered to efficiently discharge excess boost pressure during throttle lift. This high-flow design improves turbocharger response, reduces lag between shifts, and enhances overall boost stability in high-horsepower setups.\n\u003c\/p\u003e\n\n\u003ch3\u003eBillet Aluminum Construction for Strength and Heat Resistance\u003c\/h3\u003e\n\u003cp\u003e\nCNC-machined from premium billet aluminum, this blow-off valve is built to withstand extreme heat cycles, vibration, and sustained boost pressure. Its robust construction ensures long-term reliability in demanding turbocharged environments, making it ideal for performance builds and forced induction systems.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdjustable Spring System for Custom Boost Tuning\u003c\/h3\u003e\n\u003cp\u003e\nThe adjustable spring preload system allows precise tuning of valve response, enabling users to match boost levels and driving style. Whether running low-boost street setups or high-boost performance applications, the Viper Series provides adaptable and consistent operation.\n\u003c\/p\u003e\n\n\u003ch3\u003eVent-to-Atmosphere Performance Sound and Function\u003c\/h3\u003e\n\u003cp\u003e\nDesigned as a vent-to-atmosphere blow-off valve, the Viper Series delivers a sharp, aggressive discharge sound while maintaining critical turbo system protection. This improves throttle response, reduces compressor surge, and enhances overall driving performance.\n\u003c\/p\u003e\n\n\u003ch3\u003eBuilt for High-Horsepower Turbo Builds\u003c\/h3\u003e\n\u003cp\u003e\nEngineered for performance enthusiasts, the Granatelli Motor Sports Viper Series Blow-Off Valve is ideal for turbocharged engines requiring precise boost management, improved reliability, and responsive throttle behavior. It is a functional upgrade designed for serious horsepower applications.\n\u003c\/p\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46910308417692,"sku":"540198","price":232.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650943.png?v=1780086866"},{"product_id":"i-30501744-granatelli-motor-sports-44mm-wastegate-piston-actuated-design","title":"Granatelli Motor Sports 44MM Wastegate - Piston Actuated Design","description":"\u003cdiv\u003e\n\u003ch2\u003e\u003cstrong\u003eGranatelli Motor Sports 44mm Piston-Actuated Wastegate\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003eSKU: 540261\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003eEngineered for Serious Performance and The Ultimate Boost Control Solution\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eEngineered for Serious Performance Turbocharged applications that demand \u003cstrong\u003epower, consistency and reliability.\u003c\/strong\u003e The Granatelli Piston Style wastegate is the Go-To choice for drag racing, performance street driving and even bad boy diesel builds.  When it comes to perfect boost control, Granatelli delivers.  The included V-Band flanges and clamps for both the inlet and outlet make installation straight forward.  The supplied \u003cstrong\u003eFive Spring Kit\u003c\/strong\u003e allows you to fine tune your boost settings right out of the box.  These various size springs can be combined for the desired boost pressures. \u003c\/p\u003e\n\n\u003ch2\u003e\u003cstrong\u003ePiston-Actuated Advantage\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eUnlike diaphragm-style units, the piston-actuated design provides \u003cstrong\u003etighter boost regulation and longer service life in the most extreme conditions.\u003c\/strong\u003e The \u003cstrong\u003eblack anodized billet aluminum top cap\u003c\/strong\u003e resists corrosion, while the \u003cstrong\u003estainless steel base with natural finish\u003c\/strong\u003e withstands high heat and pressure.\u003c\/p\u003e\n\n\u003ch2\u003e\u003cstrong\u003eSimple Installation \u0026amp; Adjustability\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstallation is straightforward with the included \u003cstrong\u003eV-Band inlet and outlet flanges with clamps\u003c\/strong\u003e. The supplied \u003cstrong\u003eFive Spring Kit\u003c\/strong\u003e allows you to fine tune your boost settings right out of the box. These various size springs can be combined for the desired boost pressures. Performance Wastegate, Mechanical, 44mm Piston style, Cast Stainless Base, Black Anodized Aluminum Top Cap. Each unit includes Five Springs: One 4.2psi spring (installed inside) and one 4.1psi spring (installed inside) for a combined factory setting of 8.3 psi. An additional three springs are included, Black is 4.7psi (30mm dia. X 64mm), Yellow is 6.7 (40mm dia. X 64mm) and Red is 12.7 (40mm dia. X 64mm) Customers can combine the spring pressure they want.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrue 44mm valve diameter for maximum exhaust flow\u003c\/li\u003e\n\u003cli\u003ePiston-actuated system for precise and stable boost control\u003c\/li\u003e\n\u003cli\u003eBlack anodized billet aluminum cap for strength and sleek style\u003c\/li\u003e\n\u003cli\u003eDurable stainless steel base with natural finish\u003c\/li\u003e\n\u003cli\u003eIncludes V-Band inlet\/outlet flanges and clamps\u003c\/li\u003e\n\u003cli\u003eIncluded five variable rate springs all for fine tuning of desired boost levels\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eUltimate Boost Control Solution\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEngineered for turbocharged applications that demand power, consistency, and reliability, this wastegate is the go-to choice for drag racing, performance street cars, and diesel builds. When boost control matters most, Granatelli delivers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Hidden SEO \/ Meta tags --\u003e\n\u003cdiv style=\"display: none !important; visibility: hidden;\"\u003e \u003c\/div\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46910324310172,"sku":"540261","price":244.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650580.webp?v=1779219250"},{"product_id":"i-30501183-granatelli-motor-sports-50mm-wastegate-piston-actuated-design","title":"Granatelli Motor Sports 50MM Wastegate - Piston Actuated Design","description":"\u003cdiv\u003e\n\u003ch2\u003e\u003cstrong\u003eGranatelli Motor Sports 50mm Piston-Actuated Wastegate\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003eSKU: 540203\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003eEngineered for Serious Performance and The Ultimate Boost Control Solution\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eEngineered for Serious Performance Turbocharged applications that demand \u003cstrong\u003epower, consistency and reliability.\u003c\/strong\u003e The Granatelli Piston Style wastegate is the Go-To choice for drag racing, performance street driving and even bad boy diesel builds.  When it comes to perfect boost control, Granatelli delivers.  The included V-Band flanges and clamps for both the inlet and outlet make installation straight forward.  The supplied \u003cstrong\u003eFive Spring Kit\u003c\/strong\u003e allows you to fine tune your boost settings right out of the box.  These various size springs can be combined for the desired boost pressures. \u003c\/p\u003e\n\n\u003ch2\u003e\u003cstrong\u003ePiston-Actuated Advantage\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eUnlike diaphragm-style units, the piston-actuated design provides \u003cstrong\u003etighter boost regulation and longer service life in the most extreme conditions.\u003c\/strong\u003e The \u003cstrong\u003eblack anodized billet aluminum top cap\u003c\/strong\u003e resists corrosion, while the \u003cstrong\u003estainless steel base with natural finish\u003c\/strong\u003e withstands high heat and pressure.\u003c\/p\u003e\n\n\u003ch2\u003e\u003cstrong\u003eSimple Installation \u0026amp; Adjustability\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstallation is straightforward with the included \u003cstrong\u003eV-Band inlet and outlet flanges with clamps\u003c\/strong\u003e. The supplied \u003cstrong\u003eFive Spring Kit\u003c\/strong\u003e allows you to fine tune your boost settings right out of the box. These various size springs can be combined for the desired boost pressures. Performance Wastegate, Mechanical, 50mm Piston style, Cast Stainless Base, Black Anodized Aluminum Top Cap. Each unit includes Five Springs: One 4.2psi spring (installed inside) and one 4.1psi spring (installed inside) for a combined factory setting of 8.3 psi. An additional three springs are included, Black is 4.7psi (30mm dia. X 64mm), Yellow is 6.7 (40mm dia. X 64mm) and Red is 12.7 (40mm dia. X 64mm) Customers can combine the spring pressure they want.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrue 50mm valve diameter for maximum exhaust flow\u003c\/li\u003e\n\u003cli\u003ePiston-actuated system for precise and stable boost control\u003c\/li\u003e\n\u003cli\u003eBlack anodized billet aluminum cap for strength and sleek style\u003c\/li\u003e\n\u003cli\u003eDurable stainless steel base with natural finish\u003c\/li\u003e\n\u003cli\u003eIncludes V-Band inlet\/outlet flanges and clamps\u003c\/li\u003e\n\u003cli\u003eIncluded five variable rate springs all for fine tuning of desired boost levels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eUltimate Boost Control Solution\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEngineered for turbocharged applications that demand power, consistency, and reliability, this wastegate is the go-to choice for drag racing, performance street cars, and diesel builds. When boost control matters most, Granatelli delivers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Hidden SEO \/ Meta tags --\u003e\n\u003cdiv style=\"display: none !important; visibility: hidden;\"\u003e \u003c\/div\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46910324539548,"sku":"540203","price":254.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650492.webp?v=1779219254"},{"product_id":"i-30501294-granatelli-motor-sports-60mm-wastegate-piston-actuated-design","title":"Granatelli Motor Sports 60MM Wastegate - Piston Actuated Design","description":"\u003cdiv\u003e\n\u003ch2\u003e\u003cstrong\u003eGranatelli Motor Sports 60mm Piston-Actuated Wastegate\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003eSKU: 540260\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003eEngineered for Serious Performance and The Ultimate Boost Control Solution\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eEngineered for Serious Performance Turbocharged applications that demand \u003cstrong\u003epower, consistency and reliability.\u003c\/strong\u003e The Granatelli Piston Style wastegate is the Go-To choice for drag racing, performance street driving and even bad boy diesel builds.  When it comes to perfect boost control, Granatelli delivers.  The included V-Band flanges and clamps for both the inlet and outlet make installation straight forward.  The supplied \u003cstrong\u003eFive Spring Kit\u003c\/strong\u003e allows you to fine tune your boost settings right out of the box.  These various size springs can be combined for the desired boost pressures. \u003c\/p\u003e\n\n\u003ch2\u003e\u003cstrong\u003ePiston-Actuated Advantage\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eUnlike diaphragm-style units, the piston-actuated design provides \u003cstrong\u003etighter boost regulation and longer service life in the most extreme conditions.\u003c\/strong\u003e The \u003cstrong\u003eblack anodized billet aluminum top cap\u003c\/strong\u003e resists corrosion, while the \u003cstrong\u003estainless steel base with natural finish\u003c\/strong\u003e withstands high heat and pressure.\u003c\/p\u003e\n\n\u003ch2\u003e\u003cstrong\u003eSimple Installation \u0026amp; Adjustability\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstallation is straightforward with the included \u003cstrong\u003eV-Band inlet and outlet flanges with clamps\u003c\/strong\u003e. The supplied \u003cstrong\u003eFive Spring Kit\u003c\/strong\u003e allows you to fine tune your boost settings right out of the box. These various size springs can be combined for the desired boost pressures. Performance Wastegate, Mechanical, 60mm Piston style, Cast Stainless Base, Black Anodized Aluminum Top Cap. Each unit includes Five Springs: One 4.2psi spring (installed inside) (30mm dia. X 64mm), and one 4.1psi spring (installed inside) (40mm dia. X 64mm) for a combined factory setting of 8.3 psi. An additional three springs are included, Black is 4.7psi (30mm dia. X 64mm), Yellow is 6.7 (40mm dia. X 64mm) and Red is 12.7 (40mm dia. X 64mm) Customers can combine for the spring pressure they want\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrue 60mm valve diameter for maximum exhaust flow\u003c\/li\u003e\n\u003cli\u003ePiston-actuated system for precise and stable boost control\u003c\/li\u003e\n\u003cli\u003eBlack anodized billet aluminum cap for strength and sleek style\u003c\/li\u003e\n\u003cli\u003eDurable stainless steel base with natural finish\u003c\/li\u003e\n\u003cli\u003eIncludes V-Band inlet\/outlet flanges and clamps\u003c\/li\u003e\n\u003cli\u003eIncluded five variable rate springs all for fine tuning of desired boost levels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eUltimate Boost Control Solution\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEngineered for turbocharged applications that demand power, consistency, and reliability, this wastegate is the go-to choice for drag racing, performance street cars, and diesel builds. When boost control matters most, Granatelli delivers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Hidden SEO \/ Meta tags --\u003e\n\u003cdiv style=\"display: none !important; visibility: hidden;\"\u003e \u003c\/div\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46910324670620,"sku":"540260","price":264.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650491.webp?v=1779219257"},{"product_id":"i-30501747-granatelli-motor-sports-megazilla-black-billet-ls-manifold-twin-103mm-inlets","title":"Granatelli Motor Sports MEGAZILLA Black Billet LS Manifold – Twin 103mm Inlets","description":"\u003ch1\u003eGranatelli Motor Sports MEGAZILLA\u003c\/h1\u003e\n\u003ch2\u003eTwin 103mm LS Billet Intake Manifold – Billet Black- Part # 980103\u003c\/h2\u003e\n\n\u003ch3\u003eDescription:\u003c\/h3\u003e\n\u003cp\u003e\n  The \u003cstrong\u003eGranatelli Motor Sports MEGAZILLA\u003c\/strong\u003e is engineered for builders who demand serious airflow, unwavering strength, \n  and top-tier performance from their LS platform. Machined from a solid block of premium billet aluminum, this intake manifold \n  delivers exceptional rigidity and precise airflow control—perfect for high-horsepower street and race applications.  \n\u003c\/p\u003e\n\n\u003cp\u003e\n  Featuring dual \u003cstrong\u003e103mm throttle body inlets\u003c\/strong\u003e, the MEGAZILLA is designed to move massive amounts of air with maximum efficiency, \n  supporting extreme naturally aspirated builds as well as high-boost turbo and supercharged setups. Its optimized runner layout and \n  large plenum volume promote superior cylinder filling, improved throttle response, and exceptional mid-to-high RPM power gains.\n\u003c\/p\u003e\n\n\u003cp\u003e\n  Finished in a sleek and durable \u003cstrong\u003eblack anodized coating\u003c\/strong\u003e, this manifold brings both performance and style to any engine bay. \n  Whether you're building a competitive race car or a top-tier street machine, the MEGAZILLA provides the airflow capacity and \n  billet-strength reliability needed to push LS engines far beyond factory limits.\n\u003c\/p\u003e\n\n\u003ch3\u003eKey Features:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBillet aluminum construction for maximum strength and heat stability\u003c\/li\u003e\n  \u003cli\u003eTwin 103mm throttle body inlets for extreme airflow potential\u003c\/li\u003e\n  \u003cli\u003eHigh-flow plenum and optimized runners for improved power across the RPM range\u003c\/li\u003e\n  \u003cli\u003eDesigned for high-boost and high-horsepower LS applications\u003c\/li\u003e\n  \u003cli\u003eBlack anodized finish for a stealth, premium appearance\u003c\/li\u003e\n  \u003cli\u003eIdeal for extreme NA builds, turbo setups, and supercharged systems\u003c\/li\u003e\n  \u003cli\u003ePrecision fitment for a clean, professional installation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46910333026460,"sku":"980103","price":3300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650674.webp?v=1779219315"},{"product_id":"i-30501182-granatelli-motor-sports-water-cooled-diaphragm-design-50mm-wastegate-part-540202","title":"Granatelli Motor Sports Water Cooled Diaphragm Design 50MM Wastegate Part # 540202","description":"\u003ch2\u003e\u003cb\u003eGranatelli Motor Sports Water-Cooled Diaphragm Wastegate – 50mm\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003ch2\u003e\u003cb\u003eSKU: 540202\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003ch3\u003e\u003cb\u003eEngineered for Maximum Stability, Cooler Operation, and Rock-Solid Boost Control\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp\u003eWhen you're pushing serious boost, heat becomes your biggest enemy. Granatelli’s water-cooled diaphragm wastegate eliminates that weakness by circulating coolant through the diaphragm housing, keeping temperatures stable and performance consistent. The result? Harder runs, tighter regulation, and a wastegate that doesn’t flinch when the heat is on.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for drag racing, high-performance street use, and heavy-hitting diesel setups, this 44mm wastegate delivers the reliability and precision your build deserves.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cb\u003eWater-Cooled Diaphragm Advantage\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp\u003eTraditional wastegates struggle as temperatures climb. This water-cooled diaphragm system stays thermally stable under extreme exhaust heat, giving you:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eConsistent boost control on hot laps\u003c\/li\u003e\n\u003cli\u003eMore accurate boost regulation\u003c\/li\u003e\n\u003cli\u003eLonger diaphragm life\u003c\/li\u003e\n\u003cli\u003eReduced boost creep in high-heat environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eA black anodized billet aluminum cap and a natural-finish stainless steel base complete a design built to take abuse without missing a beat.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cb\u003eStraightforward Installation \u0026amp; Full Adjustability\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is simple with the included V-Band inlet and outlet flanges and clamps. The wastegate comes with two pre-installed springs—4 PSI and 5.7 PSI—giving you a ready-to-run baseline right out of the box. Wastegate includes inlet and outlet flanges with clamps and a spring kit. The spring kit contains five springs: One inner spring 5.7 psi (30mm dia. X 64mm tall) and an outer spring 4.0 psi (38mm dia. X 64mm tall) installed. Three additional springs are included, Red is 4.5 psi (28mm dia. X 60mm tall), Yellow\/Orange is 12 psi (48mm dia. X 100mm tall) and a Green spring, 6.5 psi (58mm dia. X 78mm tall). These can be can combined for the desired boost levels. Also includes water line fittings\u003c\/p\u003e\n\n\u003cp\u003eThe additional springs in the Five-Spring Kit include 4-5 PSI, 6-7 PSI, and 12-13 PSI options. Mix, match, and stack to achieve your exact boost pressure. No guesswork. No compromise.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eTrue 50mm valve diameter for maximum exhaust flow\u003c\/li\u003e\n\u003cli\u003eWater-cooled diaphragm housing for unmatched thermal stability\u003c\/li\u003e\n\u003cli\u003ePrecise, consistent boost control under extreme conditions\u003c\/li\u003e\n\u003cli\u003eBlack anodized billet aluminum top cap for durability and a stealth finish\u003c\/li\u003e\n\u003cli\u003eHeavy-duty stainless steel base with natural finish\u003c\/li\u003e\n\u003cli\u003eIncludes V-Band inlet\/outlet flanges and clamps\u003c\/li\u003e\n\u003cli\u003eFive-spring kit included, with 4 PSI and 5.7 PSI pre-installed plus 4-5 PSI, 6-7 PSI, and 12-13 PSI springs for fine tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cb\u003eThe Ultimate Boost Control Solution\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp\u003eIf you demand power, predictability, and hardware that stays locked in under brutal heat, this is your wastegate. Built for racers, street warriors, and diesel brutes alike, Granatelli’s water-cooled diaphragm wastegate delivers when controlling boost isn’t optional—it’s mission-critical.\u003c\/p\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46913442709660,"sku":"540202","price":114.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650583.jpg?v=1779219775"},{"product_id":"i-30501302-granatelli-motor-sports-water-cooled-diaphragm-design-60mm-wastegate-part-540259","title":"Granatelli Motor Sports Water Cooled Diaphragm Design 60MM Wastegate Part # 540259","description":"\u003ch2\u003e\u003cb\u003eGranatelli Motor Sports Water-Cooled Diaphragm Wastegate – 60mm\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003ch2\u003e\u003cb\u003eSKU: 540259\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003ch3\u003e\u003cb\u003eEngineered for Maximum Stability, Cooler Operation, and Rock-Solid Boost Control\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp\u003eWhen you're pushing serious boost, heat becomes your biggest enemy. Granatelli’s water-cooled diaphragm wastegate eliminates that weakness by circulating coolant through the diaphragm housing, keeping temperatures stable and performance consistent. The result? Harder runs, tighter regulation, and a wastegate that doesn’t flinch when the heat is on.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for drag racing, high-performance street use, and heavy-hitting diesel setups, this 44mm wastegate delivers the reliability and precision your build deserves.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cb\u003eWater-Cooled Diaphragm Advantage\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp\u003eTraditional wastegates struggle as temperatures climb. This water-cooled diaphragm system stays thermally stable under extreme exhaust heat, giving you:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eConsistent boost control on hot laps\u003c\/li\u003e\n\u003cli\u003eMore accurate boost regulation\u003c\/li\u003e\n\u003cli\u003eLonger diaphragm life\u003c\/li\u003e\n\u003cli\u003eReduced boost creep in high-heat environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eA black anodized billet aluminum cap and a natural-finish stainless steel base complete a design built to take abuse without missing a beat.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cb\u003eStraightforward Installation \u0026amp; Full Adjustability\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is simple with the included V-Band inlet and outlet flanges and clamps. The wastegate comes with two pre-installed springs—4 PSI and 5.7 PSI—giving you a ready-to-run baseline right out of the box. Wastegate includes inlet and outlet flanges with clamps and a spring kit. The spring kit contains five springs: One inner spring 5.7 psi (30mm dia. X 64mm tall) and an outer spring 4.0 psi (38mm dia. X 64mm tall) installed. Three additional springs are included, Red is 4.5 psi (28mm dia. X 60mm tall), Yellow\/Orange is 12 psi (48mm dia. X 100mm tall) and a Green spring, 6.5 psi (58mm dia. X 78mm tall). These can be can combined for the desired boost levels. Also includes water line fittings.\u003c\/p\u003e\n\n\u003cp\u003eThe additional springs in the Five-Spring Kit include 4-5 PSI, 6-7 PSI, and 12-13 PSI options. Mix, match, and stack to achieve your exact boost pressure. No guesswork. No compromise.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eTrue 60mm valve diameter for maximum exhaust flow\u003c\/li\u003e\n\u003cli\u003eWater-cooled diaphragm housing for unmatched thermal stability\u003c\/li\u003e\n\u003cli\u003ePrecise, consistent boost control under extreme conditions\u003c\/li\u003e\n\u003cli\u003eBlack anodized billet aluminum top cap for durability and a stealth finish\u003c\/li\u003e\n\u003cli\u003eHeavy-duty stainless steel base with natural finish\u003c\/li\u003e\n\u003cli\u003eIncludes V-Band inlet\/outlet flanges and clamps\u003c\/li\u003e\n\u003cli\u003eFive-spring kit included, with 4 PSI and 5.7 PSI pre-installed plus 4-5 PSI, 6-7 PSI, and 12-13 PSI springs for fine tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cb\u003eThe Ultimate Boost Control Solution\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp\u003eIf you demand power, predictability, and hardware that stays locked in under brutal heat, this is your wastegate. Built for racers, street warriors, and diesel brutes alike, Granatelli’s water-cooled diaphragm wastegate delivers when controlling boost isn’t optional—it’s mission-critical.\u003c\/p\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46913480884380,"sku":"540259","price":134.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650590.jpg?v=1779219776"},{"product_id":"i-30501196-granatelli-motor-sports-water-cooleddiaphragm-design44mm-turbo-wastegate-540244","title":"Granatelli Motor Sports Water Cooled Diaphragm Design 44MM Turbo Wastegate #540244","description":"\u003ch1\u003eGranatelli Motor Sports Water-Cooled 44mm Turbo Wastegate – 540244\u003c\/h1\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eGranatelli 44mm Water-Cooled Turbo Wastegate – 540244\u003c\/strong\u003e delivers precise boost control and improved turbo performance for high-performance engines. Designed for street and track use, its water-cooled diaphragm ensures consistent operation under extreme heat.\u003c\/p\u003e\n\n\u003ch2\u003eHigh-Flow 44mm Turbo Wastegate\u003c\/h2\u003e\n\n\u003cul\u003e\n    \u003cli\u003eOptimized for minimal turbo lag and precise boost control\u003c\/li\u003e\n    \u003cli\u003eWater-cooled diaphragm maintains performance under high heat\u003c\/li\u003e\n    \u003cli\u003eDurable construction for long-lasting reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eStreet \u0026amp; Track Ready Performance\u003c\/h3\u003e\n\n\u003cul\u003e\n    \u003cli\u003eIdeal for high-performance turbocharged engines\u003c\/li\u003e\n    \u003cli\u003eDirect-fit design for popular turbo setups\u003c\/li\u003e\n    \u003cli\u003eEnhances engine efficiency and responsiveness\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePrecision Turbo Upgrade\u003c\/h2\u003e\n\n\u003cp\u003eUpgrade your turbo system with the \u003cstrong\u003eGranatelli 540244 Water-Cooled 44mm Turbo Wastegate\u003c\/strong\u003e for reliable boost control, reduced turbo lag, and improved overall performance on both street and track applications.\u003c\/p\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46913481441436,"sku":"540244","price":108.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650005.jpg?v=1779219776"},{"product_id":"i-30501748-granatelli-motor-sports-zilla-black-billet-ls-manifold-105mm-inlets","title":"Granatelli Motor Sports ZILLA Black Billet LS Manifold – 120MM Inlet","description":"\u003ch3\u003e120mm High-Performance Intake System\u003c\/h3\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eGranatelli Motor Sports ZILLA\u003c\/strong\u003e 120mm intake manifold is built for serious LS performance applications where airflow, strength, and fuel delivery flexibility matter. Precision-machined from billet aluminum, this manifold is engineered to support high-output street cars, boosted builds, and full race combinations that demand consistent performance under extreme conditions.\n\u003c\/p\u003e\n\n\u003cp\u003e\nDesigned with a massive \u003cstrong\u003e120mm inlet\u003c\/strong\u003e, the ZILLA provides the airflow capacity needed for naturally aspirated, turbocharged, and supercharged LS combinations. Its optimized plenum and runner design help improve air distribution, cylinder filling, throttle response, and mid-to-high RPM power delivery.\n\u003c\/p\u003e\n\n\u003cp\u003e\nFor high-horsepower applications, this manifold is designed to support a \u003cstrong\u003edual-injector setup\u003c\/strong\u003e, giving serious builders the ability to run additional fuel delivery when the combination demands it. At the same time, the ZILLA is not limited to race-only setups. For street applications or builds that only require a standard eight-injector configuration, included injector block-offs allow the manifold to be used with a single set of injectors.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe ZILLA manifold also includes an \u003cstrong\u003eexplosion tank\u003c\/strong\u003e as an added safety precaution for aggressive high-horsepower combinations. In extreme boosted or race applications, sudden pressure spikes, intake backfires, or violent combustion events can create dangerous force inside the intake system. The explosion tank is designed to provide an added layer of protection by helping manage these sudden pressure events, reducing stress on the manifold and surrounding components. For serious LS builds pushing big boost, high RPM, and heavy cylinder pressure, this is the kind of safety-focused detail that separates a purpose-built performance manifold from a basic street intake.\n\u003c\/p\u003e\n\n\u003cp\u003e\nFinished in a durable \u003cstrong\u003eblack anodized coating\u003c\/strong\u003e, the ZILLA delivers a clean, aggressive look while offering long-lasting corrosion resistance. Each manifold is supplied with the necessary components to support installation and setup, including gaskets, injector block-offs, and components required for the explosion tank assembly.\n\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSolid billet aluminum construction for maximum strength and thermal stability\u003c\/li\u003e\n  \u003cli\u003eLarge 120mm inlet designed for serious airflow capacity\u003c\/li\u003e\n  \u003cli\u003eSupports dual-injector setups for high-horsepower LS applications\u003c\/li\u003e\n  \u003cli\u003eIncludes injector block-offs for customers running a standard eight-injector setup\u003c\/li\u003e\n  \u003cli\u003eIncludes explosion tank as an added safety precaution for high-horsepower and boosted builds\u003c\/li\u003e\n  \u003cli\u003eSuitable for both high-performance street builds and race applications\u003c\/li\u003e\n  \u003cli\u003eHigh-efficiency plenum and runner design for improved power delivery\u003c\/li\u003e\n  \u003cli\u003eEngineered for naturally aspirated, turbocharged, and supercharged combinations\u003c\/li\u003e\n  \u003cli\u003eBlack anodized finish for durability and a clean, stealth appearance\u003c\/li\u003e\n  \u003cli\u003eSupplied with necessary components, including gaskets, injector block-offs, and explosion tank components\u003c\/li\u003e\n  \u003cli\u003ePrecision-machined for consistent fitment and professional installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003e\nCompatible with LS-based platforms including LS3, L92, L99, L76, L77, LY6, and L94.\n\u003c\/p\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46913489862812,"sku":"980120","price":2517.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650636.webp?v=1779219779"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/collections\/F198650684.png?v=1778615088","url":"https:\/\/granatellimotorsports.com\/collections\/c-1389442-new-products.oembed","provider":"Granatellimotorsports","version":"1.0","type":"link"}