2008 Ford Shelby GT500 Convertible

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**ScottG** · #1 02-19-2019, 01:33 PM

Change out the upper pulley and tune it. Fun cars..

XXXGoldL34M20 · #2 02-19-2019, 02:27 PM

Quote:

Originally Posted by ScottG

Change out the upper pulley and tune it. Fun cars..

YES, Upper Pulley, A Open Air cleaner System and a 3" cat back exhaust gives you another 100 HP for under $1200 which are all bolt on you can do in the garage.

I did not do this because I feel the 500 HP is more then enough IMO

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