A K&N filter is only good for MAYBE a couple of horsepower. On the 91, mine was good for not even 2hp. It doesn't make a world of difference in power but it will improve the airflow and the quality of air that your car breathes.
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91 GT AOD: 14.71@91.78mph
SOLD!!
01 GT 5-speed on order: Ordered: 06/13/01
Build Date: 08/20/01
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