Can anyone say for sure if the y-pipe is a good addition to do or not? I've heard that it causes a power loss and not a gain,or not enough of a gain to justify the money and that the mystery mod is a better way to go. 
96 SE V-6 MTX
SVT E1 rims,205/55/16 Comp TA VR 4's,custom exhaust,KKM filter,bullit fuel door
painted calipers,trans cocktail mix,tinted windows/body coloured grill/engine cover/SVT door sills
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