hey guys is it bad to chop your mufflers off and put straight pipes there on stock exhaust on a gtp besides it sounding terrible! is it bad for engine like back pressure wise or anything? sorry its dumb just have to clarify.
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06-24-2012
hey guys is it bad to chop your mufflers off and put straight pipes there on stock exhaust on a gtp besides it sounding terrible! is it bad for engine like back pressure wise or anything? sorry its dumb just have to clarify.
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