AST 05/1983-08/1990 Ford ESCORT/ORioN III/IV Lowering Springs - 60mm/40mm 2021-gmc-sierra-1500-sle-esi4588100 Borla(r)'s patented SwitchFire(r) design further

Borla(r)'s patented SwitchFire(r) design further blends the combustion gases and sound waves

dress to look good

The spacer utilizes it's unique

The mix of elasticity and tough rigid design in the main body means that your TRED Pro(TM) maintains a high level of pressure on your tire

AST 05/1983-08/1990 Ford ESCORT/ORioN III/IV Lowering Springs - 60mm/40mm 2021-gmc-sierra-1500-sle-esi4588100 Borla(r)'s patented SwitchFire(r) design furtherThe 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