ST 273100AV Coilover Spring Kit AUDI A4 (B9); (B8, B81) 10/15- FA 25-50 RA 25-50 ymm_3 Heat-resistant titanium alloy construction

Heat-resistant titanium alloy construction

It is made with 100% aluminium and is tube-and-fin constructed

5" round bright chrome T-304 stainless steel tips per muffler

Cat-Back and Axle-Back exhaust systems utilize patented straight-through and multi-core technology to improve exhaust flow and performance

12-Point Harmonic Damper Bolt Kit with Washers (234-2501) by ARP®

ST 273100AV Coilover Spring Kit AUDI A4 (B9); (B8, B81) 10/15- FA 25-50 RA 25-50 ymm_3 Heat-resistant titanium alloy constructionST 273100AV Height adjustable springs kit (lowering springs) The ST suspensions coil springs convert the OEM suspension into a height adjustable setup while retaining the factory dampers. Thanks to the ST threaded sleeves, the system is compatible with vehicles equipped with either welded or clipped spring perches on the original dampers. On applicable vehicles, the use of electronic damper control can also be retained. The springs are engineered with