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Old 02-20-2010, 03:16 AM   #48
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Join Date: Apr 2007
Location: NorCal
Posts: 344
My Ride: 330Ci
Originally Posted by hoveringuy View Post
Explain to me how backpressure helps low end torque?

If you were to say that smaller exhaust pipes create more low end torque but also result in less power at high rpms due to increased backpressure, I would buy that.
Listen to this man. He is very smart.
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