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Granatelli Motor Sports Vacuum/ Pressure Controlled Electronic Exhaust Cutout Systems - Stainless Steel Weld-In 309630

309630

Granatelli Motor Sports Vacuum/Pressure Controlled Electronic Exhaust Cutout System – Stainless Steel Weld-In 309630

The Granatelli Motor Sports Vacuum/Pressure Controlled Electronic Exhaust Cutout System 309630 offers drivers the ability to switch between a quiet exhaust and full-performance flow instantly. Crafted from premium stainless steel, this weld-in system enhances exhaust flow, horsepower, and torque while providing durable, reliable operation for street and race vehicles.

  • Electronic Vacuum/Pressure Control – Effortlessly open or close the exhaust with push-button operation
  • Stainless Steel Weld-In Design – Long-lasting, corrosion-resistant construction
  • Optimized Exhaust Flow – Boosts horsepower and torque when fully opened
  • Quiet or Aggressive Mode – Toggle between street-friendly sound and high-performance exhaust tone
  • Perfect for Street & Track – Reliable under high-performance conditions and racing applications
Was: $155.28
Sale: $147.52
Save: 5%
Save: $7.76

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Free Shipping Lower 48 states Over $100 (some exclusions may apply)

Description

Granatelli Motor Sports Vacuum/Pressure Controlled Electronic Exhaust Cutout System – 3.0″ Stainless Steel Weld-In

SKU: 309630

Take your exhaust system to the next level with the Granatelli 309630 – a precision-engineered, vacuum/pressure-controlled electronic cutout that blends performance, convenience, and durability.

Vacuum/Pressure Electronic Exhaust Cutout System Key Features:

  • Premium Build Quality: CNC-machined 6061 aircraft-grade aluminum body paired with polished 304 stainless steel turndowns and butterfly plates for maximum strength and corrosion resistance.
  • Reliable Smart-Chip Motor: High-torque DC gear reduction motor with high-temp carbon steel gears ensures dependable full open/close operation every time.
  • Hassle-Free One-Touch Control: Smart-Chip provides quick, one-flip activation—no need to hold the switch or worry about gear wear.
  • 360° Adjustable V-Band Clamp: Weld-in system features a fully rotatable turndown for flexible, precise fitment.
  • Vacuum/Pressure Activation: Automatically actuates based on engine vacuum or boost for smooth transitions between open and closed modes.
  • Complete Installation Kit: Includes all mounting hardware, gaskets, and proper wiring harnesses—everything needed for a seamless install.

Specifications:

Attribute Specification
Cutout Size 3.0 inches (76mm) inside diameter
Body Material CNC 6061 aluminum
Turndown Material Polished 304 stainless steel, 45° angle
Motor High-torque DC gear reduction motor with Smart-Chip
Gear Type High-temperature carbon steel
Clamp Type Weld-in V-band, 360° adjustable
Actuation Method Vacuum/pressure controlled
Included Components Cutout, turndown, wiring harness, gaskets, hardware
Quantity Sold as a complete kit
Part Number 309630

 

*All necessary hardware, gaskets, and wiring harnesses included. Tubing measures 3.0" (76mm) inside diameter. Polished stainless steel turndown includes 45° slanted discharge angle for optimal flow and appearance.

With the Granatelli 309630, you gain full command over your exhaust tone—refined and quiet when you want it, aggressive and free-flowing when you need it. Its vacuum/pressure-actuated design means it works seamlessly with your engine’s behavior, delivering instant results without any extra input. Built from top-tier materials and designed for serious performance, this kit is the ultimate upgrade for drivers who demand power, precision, and presence.

Shipping Information

  • Item Requires Shipping
  • 6.0 lbs.
  • W10.0000” x H6.0000” x L12.0000”
  • Free Shipping Lower 48 states Over $100 (some exclusions may apply)