AST 07/2013-10/2020 BMW 4 XDRIVE Lowering Springs - 30mm/25mm IPE EXHAUST ACT's Street rigid-hub discs provide

ACT's Street rigid-hub discs provide race-proven performance with street manageability

O-rings are provided to ensure a leak-free seal for an easy install

Included are 10 pre-installed grade-8 wheel studs

2% efficient filtering out all of the most harmful air contaminants while allowing maximum flow

These great new dash panels come in stainless steel durable black powder coat finish

AST 07/2013-10/2020 BMW 4 XDRIVE Lowering Springs - 30mm/25mm IPE EXHAUST ACT's Street rigid-hub discs provideThe 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