MustangForums.com - View Single Post - Pypes Violators Axel-back

TornThorn · 07-01-2009, 02:23 PM

Installed these about a week ago and have noticed an alarming decrease in acceleration. Arent these supposed to add performance? My exhaust system is stock but for these mufflers.

07-01-2009, 02:23 PM	#1
TornThorn Join Date: Jan 2009 Vehicle: 06, Mustang, GT Location: Ohio Posts: 26	Pypes Violators Axel-back Installed these about a week ago and have noticed an alarming decrease in acceleration. Arent these supposed to add performance? My exhaust system is stock but for these mufflers.