H&R 09-16 Audi A4 Avant Quattro/A7 Quattro/A4 Allroad Street Perf. Coil Over X3M As the shock expands

As the shock expands

proceed with confidence as we engineered our mufflers to be fully capable of controlling those harsh frequencies

The CSF x Jackson Racing Intercooler just blew the factory system out of the water though

When used with an ICON upper control arm

2007 - 2017 Mercedes-Benz SL65 AMG

H&R 09-16 Audi A4 Avant Quattro/A7 Quattro/A4 Allroad Street Perf. Coil Over X3M As the shock expandsH&R's Street Performance Coil Overs are the perfect suspension solution for discerning drivers from daily drivers to serious tuners who can appreciate awesome handling and superb ride comfort. Each coil over shock is custom valved to work in conjunction with a precision engineered progressive rate spring, creating a finely tuned suspension system. The fully threaded shock body allows for adjustable vehicle height. This feature helps balance vehicle