Quote:
Originally Posted by Helgeson
Don't expect more than 3-4 hp at the most. The sound improves a bit, though (and perhaps the throttle response as well).
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Yeah i know...I have a 2001 Celica and i added Toyota's TRD exhaust which promised 15 hp gain and also a injen Cold air intake, well somehow Racing (legally) a stock Celica of the same year, model options etc I lost...bad