H&R 17-21 Audi A4 Premium/A4 Premium Plus (2WD) B9 Street Perf. Coil Over (Before 7/11/16 & w/o MRC) - 50356 fits_2005-2011`Mercedes-Benz`SLK Directly replace your Duramax’s restrictive

Directly replace your Duramax’s restrictive plastic charge pipes with aFe's BladeRunner free-flowing

All-aluminum construction won't yellow

The struts are then topped off with adjustable camber plates that use high quality spherical bearings for precise steering feel and superior damper actuation

This 9” tall 360-degree radial flow air filter features a 5" round flange and our oiled Pro 5R media with five layers of progressively finer cotton gauze media for maximum airflow and performance

FRONT REAR SPRING RATES 8k 14k UPPER MOUNT Pillowball w/ Camber Plates OEM

H&R 17-21 Audi A4 Premium/A4 Premium Plus (2WD) B9 Street Perf. Coil Over (Before 7/11/16 & w/o MRC) - 50356 fits_2005-2011`Mercedes-Benz`SLK Directly replace your Duramax’s restrictiveH&R'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