AST 05/2017-10/2019 Audi A4 Lowering Springs - 45mm/40mm 2012-gmc-sierra-2500-hd-sle-esi9749398 this high flow "oiled" conical

this high flow "oiled" conical inverted top performance filter provides excellent airflow for maximum horsepower and torque

and Other Devices Accessible

25mm Oversize Main Bearing Set

Camber Corrected

AST 05/2017-10/2019 Audi A4 Lowering Springs - 45mm/40mm 2012-gmc-sierra-2500-hd-sle-esi9749398 this high flow "oiled" conicalThe 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