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      09-07-2012, 01:18 PM   #35
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Drives: AW 328d Touring/SG 335d
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Originally Posted by Brosef View Post
swapping out the mid-section is what you're looking for. high flow cats provide a split personality - they aren't heard too much when you're at idle or cruising, but when you're accelerating, they make the engine sound a lot more gutsy. the other way to go is a valved exhaust. I did both and couldn't be happier. when I have the valve closed, it sounds as quiet as stock. when I have it open and then hammer the throttle, it's insane.
Good advice -
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