Macs to Kooks...New dyno #'s
The macs and tuning I made 351hp
The Kooks and tuning I made 367hp. They made more power the entire range.
Excellent, high quality headers. They actually tuck up lower than my Mac y-pipe did.
Macs but no tuning yet, I can't find my sheet with the tuning #'s
http://www.hpphoto.com/servlet/LinkP...6459&size=
After Kooks and tuning, converter locked and unlocked:
http://www.hpphoto.com/servlet/LinkP...1109&size=
I never had a problem with my Mac cats, and I never was convinced they were not up to par.
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