Search results

SOLD 200711 - GrimmSpeed Exhaust Valve Simulator P/N 070044 https://www.grimmspeed.com/exhaust-valve-simulator/ $40/pair (Qty:2) GrimmSpeed Exhaust Valve Simulators, P/N 070044. Includes shipping to cont. US - Priority USPS from Eagle ID. Payment via PayPal. The Mustang exhaust valves can...

Here’s another noise management option for GT350 owners heading for Laguna Seca with the 90dB sound restriction. I’d seen previous GT350 owners reporting that even with their exhausts locked into Quiet mode, they were right at the 90dB limit and occasionally got busted. I wanted some assurance...