H&R 09-16 Audi A4 Quattro/S4 (AWD) B8 Ultra Low Coil Over (Tuner Fitment) Fabrication>Coolant Fill Necks ISR Performance RC Series Muffler

ISR Performance RC Series Muffler Delete removes the rear muffler and is a quick and clean solution to losing weight

making it resistant to cracks and leaks

which will correct bump steer resulting from modified caster or lower arm geometry

Be confident your arm is proven and reliable for the >1

Fits models with Gas Particulate Filter (GPF) in exhaust system

H&R 09-16 Audi A4 Quattro/S4 (AWD) B8 Ultra Low Coil Over (Tuner Fitment) Fabrication>Coolant Fill Necks ISR Performance RC Series MufflerH&R Ultra Low Coil Overs are for the over the top enthusiasts who want extreme lowering. We suggest they be installed only by tuners who are familiar with the dynamics of ultra lowered vehicles issues such as fitting smaller tires and wheels, possibly removing fender liners, trimming fender wells, negaTUVe camber, etc. may need to be addressed. This kit is designed for show vehicles