Quote:
Originally Posted by simota1
cant you just makem test pipes just pop the honey comb? lol thas old skool though
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Thats what a lot of people in the 3000GT community did. The car came with 2 precats before the main catalytic converter, so people would gut out the precats into "test pipes". I heard its dirty work, maybe not so much so in a new car though. GLWS