Re: Need Catalytics
well my car came with an aftermarket h-pipe with cats on it, but i didnt like it so i bought an offroad H-pipe. it has a nice sound to it, but anywayz, just keep the stock h-pipe and swap it for the smogg!!!
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i have a 87 5.0 gt with mac shorty headers, off-road h-pipe, mac mufflers, transgo shift kit, msd blaster coil, and 3.73 gears. o yeah aod tranny.
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