AST 2003-04/2009 BMW Z4 Lowering Springs - 30mm/30mm 1994-gmc-k1500-suburban-sle-esi4180233 GM4-HDR6 kit features ACT's most

GM4-HDR6 kit features ACT's most popular Heavy Duty pressure plate

Measured Flow: 670 CFM @ 7" H2O

V8 318-340-360 1956-98 Engine Connecting Rod Bearing Set

304 stainless steel and is TIG-welded

Cables will increase starter performance by reducing voltage losses from undersized cables

AST 2003-04/2009 BMW Z4 Lowering Springs - 30mm/30mm 1994-gmc-k1500-suburban-sle-esi4180233 GM4-HDR6 kit features ACT's mostThe 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