what size mufflers????
 

What size inlet and outlet are on the stock 99 GT?? I just put on a x-pipe, and the stock mufflers fit fine...I need to know what size of aftemarket mufflers to buy ASAP.

Stock mufflers are 2.25" offset inlet/outlet

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Chrome Yellow 99GT -Flowmaster DF 40 series mufflers, Steeda tri-ax shifter, Steeda sport springs, Tokico HP shocks/struts, K&N w/ cut silencer
Black 89GT -Cobra intake, E-303 cam, 1.7 roller rockers, rebuilt/balanced short block, 75mm Pro-m, 65mm TB, BBK headers, BBK h-pipe, Flowmaster Am.Thunder, TrickFlow valve springs, K&N, 190 pump, adj fuel press regulator, hurst shifter on T5, MT 26x8.5x15 ET Drags, 3.73 or 4.10?

Thanks, that's what I was told, but it was from a not so reliable source....