Quote:
Originally posted by ZeRo MaXiMa
i want the greddy cat back exhaust... do i have to get a whole new exhaust system to install the greddy.... jus a ?... right now everythin is stock.. jus to let u know.. is it possible jus to add the greddy cat back exhaust.. or would it be a bad idea... 
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It is possible to just get the Greddy catback but to maximize benefit and get the best bang for the buck getting an aftermarket y-pipe is the way to go.