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underdog225 · 10-02-2004, 03:56 PM

one of my friends just bought a 99 gt with an auto. he wants to know what he can do make it faster. with just a catback and lowering springs he ran a 14.3. what kind of gears should he get and is it recommend to get a transmission cooler?

10-02-2004, 03:56 PM	#1 (permalink)
underdog225 Junior Member Join Date: Sep 2004 Posts: 19	mods for an automatic one of my friends just bought a 99 gt with an auto. he wants to know what he can do make it faster. with just a catback and lowering springs he ran a 14.3. what kind of gears should he get and is it recommend to get a transmission cooler?