Quote:
Originally Posted by StormTrooper
Lol half of 3 whp??
Catback will have little to no difference.You'd be better off finding the lightest cat back and talking about the performance from being light weight.
Only two exhaust pieces that affect performance, headers and front/down pipe.
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It's not just peak power, it's power across the rev range, and some cat backs are getting much bigger gains than 3whp. It's not unusual to see 10+whp gained in places from a good one.