Granatelli Electric Exhaust Cutout Kit 307540 - SS Weld-In -4.00" - 307540

Granatelli Electric Exhaust Cutout Kit 307540 - SS Weld-In -4.00" - 307540

Granatelli Motorsports 4.0" Dual Electronic Exhaust Cutout Kit – Universal Weld-In for Performance Builds

SKU: 307540

Experience Ultimate Exhaust Control with Granatelli’s 4.0" Dual Electronic Exhaust Cutout Kit. Designed for serious performance enthusiasts, this universal weld-in kit delivers unmatched power, flow, and adjustability. Ideal for turbocharged, supercharged, or large displacement engines, the Granatelli 307540K cutout system lets you switch between aggressive open exhaust and street-legal quiet in seconds—no tools or tuning required.

4-Inch Dual Electronic Exhaust Cutout Kit Key Features

• Massive 4" Dual Cutouts: Two large 102 mm stainless valves provide maximum flow, ideal for turbocharged, supercharged, or big displacement engines.
• Smart-Chip “One-Touch” Control: Quick rocker switch toggles valve fully open or closed automatically—no switch holding required, preventing motor burnout.
• Rugged Motor Assembly: High-torque DC gear reduction motors with heat-resistant carbon-steel gears ensure reliable full-open/full-close cycles every time.
• Premium CNC Construction: Durability meets precision with 6061-T6 aluminum motor housing and 304 stainless steel shafts and plates.
• Polished 45° Rotating Tips: Dual angled turndown tips not only look sharp but can be adjusted 360° via V-band clamps for perfect fitment.
• All-Weather Durability: Fully sealed internals protect against water, dirt, and corrosion.
• Complete Weld-In Kit: Includes Y-pipe, wiring harnesses, rocker switch, gaskets, clamps, and hardware—everything needed for pro-grade installation.

Why You’ll Love It

• Unmatched Sound Versatility: Cruise quietly or unleash aggression—instant sound control tailored to your mood and environment.
• Optimized for Power: Maximizes exhaust flow on demand, reducing backpressure for enhanced horsepower and torque.
• Built for Heavy Duty Use: Made to withstand race-day abuse, heat, and grime while maintaining flawless operation.
• Stylish & Functional: The polished turndowns aren’t just for looks—they’re adjustable to fit any custom exhaust layout.

Tech Snapshot

Ideal For

• Muscle cars, hot rods, and race builds need serious flow and control
• Turbocharged or supercharged setups seeking explosive mid-range and top-end power
• Show cars where control over the exhaust note is essential
• Enthusiasts who value a toolbox-ready install kit with premium hardware

The Granatelli 307540K Electronic Exhaust Cutout Kit brings together brute strength, smooth performance, and on-demand sound control in one slick package. If you crave that thunderous tone—yet need the ability to dial it back—this kit offers the perfect balance of intimidation and finesse.