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      12-10-2018, 10:05 PM   #40
Proctor750
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Drives: E30 M3
Join Date: Aug 2018
Location: Hattie B's

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Quote:
Originally Posted by David@ActiveAutowerke View Post
Our mid pipe is not compatible with our full Signature system.

Our mid pipe splits back in to two pipes to connect to the stock muffler. Our Signature exhaust uses a 3.5" single all the way back to our rear muffler, where it splits in to (2) 3.5" pipes for the valve system. So even when the valve is closed the exhaust path still has a full 3.5" system (muffled).
Thanks for the clarification - how much hp/tq + spool gain is there in the full 3.5 "signature" vs only the midpipe + stock diaper?
Appreciate 0