performance for 91 grand prix se
robs92luminaz34
02-06-2006, 07:21 PM
I bought a 1991 pontiac grand prix se and i would like to know if anyone has any ideas on wat kinda performance upgrades this car has if so please please let me know thanks
richtazz
02-07-2006, 08:56 AM
other than freeing up the exhaust and a cold air intake, there's not much. The 3.1 doesn't take well to mods.
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