Exhaust sizing?
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Joined: Jul 2001
Posts: 202
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From: Temecula, CA
Car: '99 Cobra
Engine: 4.6 DOHC 32V
Transmission: T-45
Axle/Gears: 4.10
Exhaust sizing?
At what point, should you move up to 4" exhaust piping?I heard anything above about 325 hp you should, but I wasnt sure.
Thanks!
Thanks!
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Joined: Mar 2001
Posts: 5,144
Likes: 2
From: CC, TX
Car: 1999 Yamaha Banshee
Engine: 379cc twin cyl 2-stroke stroker
Transmission: 6 spd manual
Axle/Gears: 14/41 tooth
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