Originally Posted by murdered_outgmc i run a 14" magnaflow 4 1/2'' diesel race muffler. Plenty loud. and flows great haha +1 same here
↓↓↓click pic to go to garage↓↓↓ 408, WCCHL92s, nelson tune,4L80e 3600 Circle D, Intro Radicalli's
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Originally Posted by murdered_outgmc
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