Mustangfiv0
Member # 2231
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posted
will the bbk equal lenths change the sound of a car with an off road h-pipe, and 2 chamber flows?? if so is it a noticeable change?? also how muh hp gain should be expected with bbk equal lenth headers, off road h-pipe, 2 chm flow, and the cone style k&N air filter?? in an 88 gt?? thanks
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