AST Lowering Springs For BMW 4 420i/428i/430i/420D/425D 03/2014-07/2021, Front 30 , Rear 30 MK3(2016+)(S) 5") high-grade exhaust section replaces

5") high-grade exhaust section replaces the factory midpipe with a free-flowing

1 Analog 4-20mA current ~30Hz Low-Pass Fuel Pressure

This is a replacement part that in our Road Series application is 60% stiffer than the original rubber bush to withstand increased loading seen by this position on the car

Fitment includes BMW F87 M2

AST Lowering Springs For BMW 4 420i/428i/430i/420D/425D 03/2014-07/2021, Front 30 , Rear 30 MK3(2016+)(S) 5") high-grade exhaust section replacesThe AST Lowering Springs are precision engineered to enhance your BMW 4 Series driving experience by lowering the vehicles center of gravity while maintaining a high level of comfort comparable to the original equipment manufacturer (OEM) springs. Manufactured using state of the art Wafios coiling machines, these springs are cold coiled to ensure optimal durability and performance. Their progressive design allows for a balanced reduction in ride