What performance gains should I see with Loudmouth Exhaust, cold air kit, SLP LT headers, off road y-pipe, Trans go shift kit, and LCAs.
I have a 94 formula A4 59,984 miles new trans and runs 14s (best of 13.96) stock except for k&n filter
I have a 94 formula A4 59,984 miles new trans and runs 14s (best of 13.96) stock except for k&n filter
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