High Flow Cats
JJCito4637
12-23-2003, 02:07 PM
Anyone know what kind of High Flow CATS I should put on my 2001 Trans Am?
WS6HUMMER
12-23-2003, 02:22 PM
Thunder put Random Technologie's cats in the Y-pipe they built for me.
They also seem very popular among LS1 guys.
They also seem very popular among LS1 guys.
JJCito4637
12-23-2003, 02:26 PM
how are they? any hp gains?
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