OEM E9x M3 Straight Thru Exhaust Mod

Performance, Tuning — By on April 19, 2012 1:46 am

Straight Through Method

This method completely bypasses the muffler system and is identical to running your car essentially without the muffler itself. We use existing piping from your muffler and rework it to be as straight as possible.  We seal each chamber back up, weld it and paint/ seal it.

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