BMW I-49 4 Series M4 (3-Bolt Top Mount) (EDC) 14 ONLY BR Coilover 2013+ Airlift's Auto Pilot V2 offers

Airlift's Auto Pilot V2 offers a budget friendly fully digital management

We insist on building bespoke suspension in order to offer the best quality control in the industry

Featuring internal pressure senors

The BC Racing ER Series Coilover System is the next evolution in your suspension tuning and vehicle setup needs

BMW I-49 4 Series M4 (3-Bolt Top Mount) (EDC) 14 ONLY BR Coilover 2013+ Airlift's Auto Pilot V2 offersThe BC Racing BR Series offers the most affordable entry into coilover suspension without sacrificing performance, comfort, build quality, vehicle height, or handling. This is done by extensively testing each vehicle then refining the coilover characteristics as many times as needed to ensure the most well balanced and affordable aftermarket suspension conceivable. BC Racing takes great pride in choosing spring rates for our off the shelf kits that