Quote:
Originally Posted by coolvans1988
Due to the back pressure it creates when its only short tails. I suppose the s-line midpipe creates a better flow that eliminates the back pressure created.
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Without the muffler there is not enough back pressure. so by creating an even more breathable exhaust you lose more pressure and the car runs even richer. Iunno I could be wrong
sent via my hand puter-ma-jig