Honda D-HN-25-5-M Civic, Si ONLY (Includes Bypass Module for Adaptive Damper System) 2017+ Coilover make-bmw-model-m3-year-2012 whereas the Concave Flow Digressive

whereas the Concave Flow Digressive Technology has a broad range of 8kg spring rates

24-Step Simultaneous Rebound and Compression Adjustable Dampers

Truhart Air Plus Air struts feature a full twin tube design with integrated aluminum top mounts

Air suspension systems are truly utilizing industry leading machining methods and materials

The BC Racing BR Series offers the most affordable entry into coilover suspension without sacrificing performance

Honda D-HN-25-5-M Civic, Si ONLY (Includes Bypass Module for Adaptive Damper System) 2017+ Coilover make-bmw-model-m3-year-2012 whereas the Concave Flow DigressiveThe RS Series suspension kit is our most popular coilover. Featuring a 36 way damping and rebound adjustable monotube design, RS Series coilovers are perfect for the modified street car that also sees occasional track days. This coilover has separate height and preload adjustments allowing for optimal suspension tuning while maintaining full strut travel at all times. Key Features: Uses either a rubber upper mount or pillowball rubber upper mounts.