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Old 04-13-2013, 04:27 PM   #31
INSIDIOUS '86
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Join Date: Jul 2009
Location: washington
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Re: headers and straight pipes

Quote:
Originally Posted by bojak View Post
Ok can someone help educate me on the difference between the series of flowmaster mufflers? What is the difference between 40 series and others? Is it flow or all just sound? Like picking a guitar chord? I know slightly more than nothing about these things but i try not to let that stand in my way.
40 series sounds like dogs in a tunnel and 50 series sounds like dogs in a tunnel five miles away lol
Flowmaster has some flow but all mufflers will pose some restriction
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