Sale

Exhaust› Exhaust Pipes, Systems and Components

GRANATELLI MOTORSPORTS INC

Granatelli 3.0in Stainless Steel Vacuum Controlled Electronic Exhaust Cutout

$155.28 $154.90 Save $0.38

SKU: G05C 309630

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Granatelli Motor Sports 309630 is a 3-inch vacuum/pressure-controlled electronic exhaust cutout system. It allows drivers to instantly switch between a quiet exhaust and full-performance flow.
Show original supplier description

Part #: 309630

3.0" (76 mm) Vacuum Controlled - Electronic Exhaust Cutout System - Stainless Steel - Slip Fit with Band Clamp.

Vehicle Symptoms
  • Exhaust too quiet for desired performance sound
  • Want to switch between loud and quiet exhaust on demand
  • Bottlenecked exhaust flow for track use
  • Aftermarket exhaust too loud for daily driving
  • Need to bypass muffler for maximum power
Relevant Conversations
  • 3 inch electric exhaust cutout system
  • Granatelli exhaust cutout 309630 reviews
  • make my car louder with cutout
  • best exhaust cutout for mustang
  • remote controlled exhaust cutout
  • exhaust cutout vs muffler delete
  • quiet highway exhaust with loud option
  • weld in exhaust cutout installation
  • vacuum operated vs electric exhaust cutout
  • exhaust cutout for track day

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandGRANATELLI MOTORSPORTS INC
Part NumberG05C 309630

Videos

About MOTORMIA

5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy