{"title":"Blow Off Valves \/ BOV","description":"","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-30501180-granatelli-motor-sports-50mm-bov-blow-off-valve-540200","title":"Granatelli Motor Sports 50MM BOV - Blow Off Valve 540200","description":"\u003ch1\u003eGranatelli Motor Sports 50MM Blow Off Valve – Adjustable Turbo Performance BOV (540200)\u003c\/h1\u003e\n\n\u003cp\u003eEnhance your turbocharged engine’s performance with the \u003cstrong\u003eGranatelli 50MM Blow Off Valve (BOV)\u003c\/strong\u003e. Designed for street, track, and custom turbo setups, this high-performance valve ensures rapid boost venting, reduces compressor surge, and improves throttle response.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features of Granatelli 50MM Blow Off Valve\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUniversal 50MM BOV Design:\u003c\/strong\u003e Compatible with most turbocharged engines and aftermarket turbo systems.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAdjustable Boost Control:\u003c\/strong\u003e Includes +6 psi and +15 psi springs for tuning blow-off response to your boost setup.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOptimized Valve Lift:\u003c\/strong\u003e 0.340\" lift for rapid pressure release, protecting your turbo and enhancing throttle response.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDurable Billet Aluminum Construction:\u003c\/strong\u003e Corrosion-resistant and built to last in high-performance applications.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eV-Band and Weld Flange Included:\u003c\/strong\u003e Simplifies installation on custom or aftermarket turbo systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBenefits of Installing Granatelli 50MM BOV\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003ePrevents turbo compressor surge for longer turbo life and consistent boost.\u003c\/li\u003e\n    \u003cli\u003eEnhances throttle response and overall engine performance.\u003c\/li\u003e\n    \u003cli\u003eDurable construction withstands high boost and heat conditions.\u003c\/li\u003e\n    \u003cli\u003eCustomizable spring settings for street, track, or high-boost builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eTurbocharged street vehicles\u003c\/li\u003e\n    \u003cli\u003eTrack and race cars\u003c\/li\u003e\n    \u003cli\u003eCustom turbo builds and aftermarket installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003ePart Number: 540200\u003c\/li\u003e\n    \u003cli\u003eValve Size: 50MM\u003c\/li\u003e\n    \u003cli\u003eAdjustable Spring Options: +6 psi and +15 psi\u003c\/li\u003e\n    \u003cli\u003eValve Lift: 0.340\"\u003c\/li\u003e\n    \u003cli\u003eMaterial: Billet Aluminum\u003c\/li\u003e\n    \u003cli\u003eIncludes: V-Band and Weld Flange\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose Granatelli Motor Sports Blow Off Valves?\u003c\/h2\u003e\n\u003cp\u003eGranatelli Motor Sports is a trusted name in high-performance turbo components. The 50MM Blow Off Valve delivers superior boost control, faster throttle response, and protection against compressor surge. Per\u003c\/p\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46910324342940,"sku":"540200","price":74.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198646377.jpg?v=1779219252"},{"product_id":"i-30501181-granatelli-motor-sports-50mm-bov-ultra-high-flow-blow-off-valve-540201","title":"Granatelli Motor Sports 50MM BOV - Ultra High Flow Blow Off Valve 540201","description":"\u003ch2\u003e50MM Ultra High Flow Blow Off Valve\u003c\/h2\u003e\n\u003ch2\u003eSKU: 540201\u003c\/h2\u003e\n\u003cp\u003eThe Granatelli 50MM Ultra High Flow Blow Off Valve isn’t just a part — it’s protection, performance, and pure turbocharged attitude in one sleek package. Whether you're chasing peak numbers on the dyno or holding the line at full throttle, this BOV is engineered to handle serious pressure. The oversized 50mm valve and massive 0.625\" lift allow for lightning-fast pressure release, reducing compressor surge and keeping your turbocharger safe — while unleashing that crisp, unmistakable turbo blow-off sound. With its black anodized finish, this valve doesn't just perform — it looks the part too. It’s corrosion-resistant, track-tested, and street-proven. Swap between the included 6 psi and 15 psi springs to dial in your setup for street or strip.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat’s in the box: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• 1x 50MM Ultra High Flow Blow Off Valve\u003c\/p\u003e\n\u003cp\u003e• 1x 6 psi Spring (perfect for daily \u0026amp; mild boost setups)\u003c\/p\u003e\n\u003cp\u003e• 1x 15 psi Spring (ideal for high-boost applications). Whether you're building a track monster or a weekend warrior, this is the blow-off valve that lets your turbo breathe, and your engine scream. More boost. Less surge. All power. Upgrade with confidence\u003c\/p\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46910324408476,"sku":"540201","price":209.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198646628.png?v=1779219253"},{"product_id":"i-30501761-64mm-anaconda-bov-brass-1-8-npt-pneumatic-valve-filter","title":"64mm Anaconda BOV Brass 1\/8\" NPT pneumatic valve filter","description":"\u003cp\u003e\nThe 64mm Anaconda BOV (Part 540199) is designed for high-performance turbo systems where precise boost control matters. When paired with a 1\/8\" NPT pneumatic valve filter, it helps ensure clean, stable air delivery to the valve for consistent operation under pressure.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThis setup allows the blow-off valve to be integrated into a pneumatic control system, giving you the ability to fine-tune response and improve boost stability. In certain configurations, it can also support hybrid boost-control setups commonly used alongside external wastegate systems—helping the overall system behave more efficiently under load.\n\u003c\/p\u003e\n\n\u003cp\u003e\nBuilt for durability, responsiveness, and clean airflow management, this is a smart upgrade for anyone looking to tighten up turbo performance and control.\n\u003c\/p\u003e","brand":"Granatellimotorsports","offers":[{"title":"Default Title","offer_id":46983029817500,"sku":"540199-FTG","price":10.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650913.png?v=1780064563"},{"product_id":"granatelli-64mm-anaconda-blow-off-valve","title":"Granatelli 64mm Anaconda Blow off Valve","description":"\u003ch2 style=\"margin-bottom:8px;\"\u003e\n    \u003cb\u003eGranatelli Motor Sports 64mm “Anaconda” High-Flow Blow Off Valve\u003c\/b\u003e\n\u003c\/h2\u003e\n\n\u003ch3 style=\"margin-top:0px; color:#cc0000;\"\u003e\n    Built for Serious Boost, Faster Response, and Compressor Protection\n\u003c\/h3\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eGranatelli Motor Sports 64mm Anaconda Blow Off Valve\u003c\/strong\u003e is engineered for high-horsepower turbocharged and centrifugal supercharged applications demanding maximum airflow capacity, rapid pressure relief, and race-proven durability. Designed for serious street and racing builds, the Anaconda helps reduce compressor surge while improving throttle transition, drivability, and forced induction efficiency.\n\u003c\/p\u003e\n\n\u003cp\u003e\nFeaturing a massive \u003cstrong\u003e64mm high-flow design\u003c\/strong\u003e, the Anaconda quickly vents excess boost pressure during throttle lift to help protect turbocharger and supercharger components from damaging pressure spikes and compressor surge. Its advanced diaphragm-over-piston design delivers precise valve response under extreme boost conditions.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3 style=\"margin-bottom:10px;\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\n\u003cul style=\"padding-left:20px; line-height:1.6;\"\u003e\n\n    \u003cli\u003e\n        \u003cstrong\u003eMassive 64mm High-Flow Design\u003c\/strong\u003e\u003cbr\u003e\n        Supports extreme airflow demands for high-horsepower forced induction applications.\n    \u003c\/li\u003e\n\n    \u003cli\u003e\n        \u003cstrong\u003eCompressor Surge Protection\u003c\/strong\u003e\u003cbr\u003e\n        Helps protect turbochargers and superchargers from damaging pressure reversal during throttle lift.\n    \u003c\/li\u003e\n\n    \u003cli\u003e\n        \u003cstrong\u003eFaster Boost Recovery Between Shifts\u003c\/strong\u003e\u003cbr\u003e\n        Helps maintain turbo speed for improved throttle response and reduced lag.\n    \u003c\/li\u003e\n\n    \u003cli\u003e\n        \u003cstrong\u003eAdvanced Diaphragm-Over-Piston System\u003c\/strong\u003e\u003cbr\u003e\n        Delivers precise boost response, smooth operation, and adjustable pressure control.\n    \u003c\/li\u003e\n\n    \u003cli\u003e\n        \u003cstrong\u003eCold-Side Boost Management Capability\u003c\/strong\u003e\u003cbr\u003e\n        Allows advanced boost control strategies for centrifugal supercharger applications.\n    \u003c\/li\u003e\n\n    \u003cli\u003e\n        \u003cstrong\u003eBillet 6061 Aluminum Construction\u003c\/strong\u003e\u003cbr\u003e\n        Precision-machined with a durable black anodized finish for strength and heat resistance.\n    \u003c\/li\u003e\n\n    \u003cli\u003e\n        \u003cstrong\u003eDual 1\/8\" NPT Ports\u003c\/strong\u003e\u003cbr\u003e\n        Supports flexible vacuum routing and advanced boost reference configurations.\n    \u003c\/li\u003e\n\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhy a Properly Sized Blow Off Valve Matters\u003c\/h3\u003e\n\n\u003cp\u003e\nWithout a properly sized BOV, compressed air can reverse direction during throttle lift, causing compressor surge, unstable airflow, turbo stress, and reduced long-term reliability. The Anaconda is engineered to stabilize airflow, improve drivability, reduce turbocharger stress, and maintain efficiency under extreme boost conditions.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\n\u003cp\u003e\nTurbocharged street cars, centrifugal supercharger systems, drag racing applications, high-horsepower builds, race vehicles, and serious forced induction setups requiring maximum airflow and reliable boost management.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cp style=\"font-size:13px; color:#666666;\"\u003e\n\u003cstrong\u003ePerformance Note:\u003c\/strong\u003e The Anaconda 64mm BOV is designed for high-performance forced induction applications where airflow control, boost stability, and compressor protection are critical. \n\u003c\/p\u003e","brand":"Granatellimotorsports","offers":[{"title":"Default Title","offer_id":46983056228508,"sku":"540199","price":344.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/files\/F198650918.jpg?v=1780065758"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/9826\/2684\/collections\/F198649247.png?v=1778936292","url":"https:\/\/granatellimotorsports.com\/collections\/c-1389436-turbo-system-accessories-blow-off-valves-bov.oembed","provider":"Granatellimotorsports","version":"1.0","type":"link"}