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Originally Posted by TornThorn
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.
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TornThorn - I don't know if any axle back muffler made for the S197 will add performance (mainly sound), but they certainly shouldn't decrease it (especially a major company). How noticeable is the change in acceleration? and has anything else changed? Are you driving in really hot weather?
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2006 Black GT Manual- 152,000 Trouble-Free Miles! - Steeda CAI w/SCT VMP 93 Tune - CMDPS - JBA Headers - Pypes X with Hi Flow Cats - 4.10 Gears -Steeda UDPs - Hurst Shifter - Steeda Sport Springs - Steeda Pro Action Struts/Shocks - Steeda Adj. Panhard - Steeda Rear Sway Bar - Bullitt Steering Wheel - G-Trac Brace - FlowMaster - Baer Decelarotors - HAWK Pads - Royal Purple Oil/Trans/Diff Fluid
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