It has been nearly a year from the install so I don't recall the difference in feel. However, the headers I have are the same (under a different name) that Randall installed and he has before and after dyno's that do show an improvement.
Chris
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1999 986 2.5L, Stock Exhaust (S muffler), EVO Intake, 18" Stock rims (17" during winter), IMS Upgrade, 150k+ miles and counting!
87 944S brought back to life
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