Quote:
Originally Posted by Clint@Altered
G37 AUTOMATIC: 418whp @ 6psi (3" Exhaust)
G37 6sp: 400whp @ 7psi (2.5" HFCs, STOCK Exhaust - will make similar power to the NISMO with Exhaust and Boost Controller)
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Does a 3" exhaust (vs. 2.5) really explain the big difference here? Extra pound, yet making 18 fewer horses. The mt should also have slightly less drivetrain loss.