ISR Performance High Flow Cat - Infiniti Q60 3.0T mustang trunk pannel Recommended installation requires removal of

Recommended installation requires removal of the front fascia clip (not absolutely necessary for some vehicles

Independent Spring Tension - Custom Stiffness Without Change Ride Height

with bigger piping

Progressive Spring Rates: Allows for a comfortable ride under normal travel and during compression

Full Body Length Adjustment: Independent ride height and spring preload adjustments

ISR Performance High Flow Cat - Infiniti Q60 3.0T mustang trunk pannel Recommended installation requires removal ofISR Performance High Flow Cat Infiniti Q60 3. 0T ISR Performance high flow cats are custom made utilizing 300 cell spun Metallic substrate to be less restrictive than stock, Letting you gain power while still converting harmful exhaust gasses, ISR HFC are Fully TIG welded with true mandrel bends throughout. ISR Performance HFC bolt up to factory or aftermarket exhaust (as long as the aftermarket exhaust is built from OEM specs). ISR HFC also retains