I need help to figure out what to do about my loud exhaust. I currently have a full custom 3" system with divorced downpipe, a magnaflow 4x9x14" (p/n 14319) muffler in the middle acting as a resonator and a magnaflow 5x8x14" (p/n 14221) muffler at the end of the pipe. The car is a 89 turbo with...
Was out to the track this past weekend with my 89 turbo and did a best time of 15.2xx on 4 out of 6 passes. I found my 60 ft times were consistant at 2.5xx and was wondering what i might be able to do to help that. My car is pretty much stock auto with shimmed wastegate with estimated 8 to 9...
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