dual cat/ single cat y-pipe the same??
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Joined: Jan 2006
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From: Daytona Beach
Car: 91 Z28
Engine: 350
Transmission: Slushbox/ NeeddT56 transplant!
dual cat/ single cat y-pipe the same??
I want to get a test pipe that you would use to eliminate a single cat, and use it on my dual cat y-pipe,off the manifolds, with a new catback for a s/cat car, so are the y pipes the same?? Anyone already do this?
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