AST 08/2015-10/2019 Audi A4 Lowering Springs - 40mm/40mm 1971-mercedes-benz-300sel-base-esi1748478 the exhaust is allowed to

the exhaust is allowed to bypass the muffler and unleash the sound and performance of your RS

compression nuts or retaining spring

Utilizes Factory Mounting Locations & Can be Used with Optional Dynamic Air Scoop (DAS)

Water/Methanol Injection 200psi Recirculation Pump w/ 3/8 -inch NPT Fittings

AST 08/2015-10/2019 Audi A4 Lowering Springs - 40mm/40mm 1971-mercedes-benz-300sel-base-esi1748478 the exhaust is allowed toThe AST Lowering Springs reduce your cars center of gravity while maintaining the comfort of OEM springs. Designed as a direct OEM replacement, they are vehicle specific and crafted with premium materials on top quality Wafios coiling machines. Their progressive design balances a lowered stance with enhanced performance. With compatibility across over 3,000 models from 1966 upwards, these springs suit a wide range of vehicles. Backed by a lifetime