Evo X Dyno
I had Cobb do my tune and I think the numbers were good even though we had a hot day out in OC. It was tuned during their First Thursday meet.
Anyhow,I got 335hp and 351tq at 25 psi on crappy So Cal 91 octane.
I own a 2012 GSR
Cobb uses a Mustang dyno. It was a hot evening that...