Thread: ♦ Sonic MS | Race Precision (RPi) GTM Exhaust System for the E92 M3
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      06-16-2011, 04:07 PM   #27
RPIpower
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Drives: F97 X3M, G80 M3
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Quote:
Originally Posted by Dodge2Dub View Post
Will the V2 pipes with the GT catback still get rid of the raspiness?
No not really. From our tests the veloity of the gasses with our pipes are too fast for the gt mufflers to not "rasp"
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