Bilstein B3 Rear Coil Spring (36-233021) - Hyundai i40 CW VF Rear Axle Upper you're backing an uncontested champion:

you're backing an uncontested champion: a successful motor sports fitter and a leading original equipment manufacturer of automotive springs

and superior ride consistency

Matched Damper & Spring Combo: Bilstein dampers paired with Eibach lowering springs for perfectly tuned performance and ride comfort

Engineered as a complete system

Bilstein B3 Rear Coil Spring (36-233021) - Hyundai i40 CW VF Rear Axle Upper you're backing an uncontested champion:If you're looking for quality, look no further. By choosing BILSTEIN springs, you're backing an uncontested champion: a successful motor sports fitter and a leading original equipment manufacturer of automotive springs. The benefits of BILSTEIN B3 shock absorbers are: Innovative technical designs, such as Pigtail ends, Minibloc forms and central force design High quality chrome vanadium or chrome silicone steel for an extremely high level of break