Granatelli Motor Sports Electronic Exhaust Cutout Kit 302535 - Stainless Steel Slip-Fit : 3.50" inches

Dominate the Drive—Uncork the Power

Elevate your ride from discreet to dominant with the 3.50″ (89 mm) Granatelli electronic cutout. Whether you're sneaking through town or laying down burnout tracks, this all-in-one kit gives you total control over exhaust tone and flow with the flip of a switch. Lightweight, strong, and full of attitude. Ready when you are.

Elite Build Quality

• CNC-machined 6061 aircraft-grade aluminum body—built to withstand intense heat and abuse
• Stainless-steel butterfly plates & shafts for corrosion resistance and longevity
• High-temp carbon-steel gears with gear-reduction motors for dependable, full-cycle operation

Smart, One-Touch Control

• Smart-Chip controlled rocker switch—no holding required
• Auto-stop function prevents motor overrun for long-term reliability

Custom Fit & Style

• 3.50″ diameter is ideal for high-horsepower builds
• Polished stainless-steel, 45° slanted turndown for style and performance
• 360° V-band clamp rotation lets you position exits perfectly

Full Installation Kit

• Includes hardware, gaskets, wiring harness, rocker switch, and slip-on band clamp
• Clamp-on design fits universally for DIY or pro installs

Built for Extremes

With its 3.50″ flow path, heavy-duty components, and polished finish, this kit is purpose-built for ultra-high-horsepower engines, race cars, and bold street builds. It’s the ultimate choice for drivers who demand performance, durability, and sound on their terms.

Set the Tone—Your Way

Quiet cruising or loud presence—the choice is yours. This Granatelli cutout puts that power in your hands. No more compromises. Just pure, unfiltered control over your exhaust experience.