My on 80 HP economic tune is very noticeable. Worst is running down the road about 55 or so. Actually any steady cruise speed. Bump it in to stock and instantly quieter.
02 CCLB Drw
AirAid intake, 4" exhaust, FullForce stage 1.5,
PHP Hydra with GearHead tunes, Van turbo, Wicked Wheel 2, Edge Insight CTS, Riff Raff Hrx & Frx
Injector cup tools in Lima, OH