Our brand new BMW Coilover line was designed with our daily drivers in mind! Our focus was to improve on the performance and look of the suspension, without forgoing any comfort. Like many of the top tier coilovers, these coilovers feel as smooth and comfortable as a stock setup, while giving you an aggressive look and vastly improved handling, all at a fraction of the price!The ECS Tuning Performance Coilover System provides a sport-tuned, height, damping, and body adjustable suspension with substantial performance benefits using high-quality materials and coatings to replace your worn suspension, all while giving your vehicle that perfect ride height*! Spring Rates: Front is 8kg/mm, Rear is 10kg/mm*Might require adjustable shorter end links depending on fitment or desired ride height.Need hardware? Take the guesswork out of your install with our carefully curated installation kit! Our vehicle-specific kit includes the proper nuts, bolts, washers, and gaskets required for a comprehensive installation: ES#5396621PERFORMANCE FEATURES32 levels of rebound damping adjustmentAdjustable damping, monotube shocks/struts paired with optimized progressive rate coil springs gives your vehicle road-sticking grip with reduced body roll for exceptional confidence in your vehicle's handling. With your vehicle's new, lower ride height the center of gravity is now moved lower, further improving handling performanceAdjustable front bodies allow you to set the ride height while maintaining correct spring pre-loadAdjustable front and rear bodies allow the shock to operate in the correct valving range, regardless of ride height PRODUCT DESIGNStrut and shock bodies finished with a durable gloss black powder coat for good looks and great longevity Threaded portions are are clear zinc coated for optimum corrosion protection against rain and salt Coil springs are powder-coated Reflex Silver Metallic finish for durabilityRed anodized, billet aluminum lower spring seats with locking collars