KW Height Adjustable Spring Kit - BMW 4 Series F83 M4 Convertible CLS-Class (C257) Reinstall the new diffuser

Reinstall the new diffuser

This ECE type-approved system is constructed entirely from high-grade titanium and features an exhaust valve with a housing cast in the in-house foundry

All wheels are durability testing according to all United States relevant governmental standards for safe road use

dB reducer (Titanium) reduces dynamic sound levels* by approximately two or three decibels** while still retaining the unique Akrapovi

REMUS tubes Ø 84 mm

KW Height Adjustable Spring Kit - BMW 4 Series F83 M4 Convertible CLS-Class (C257) Reinstall the new diffuserKW Height Adjustable Spring Kit For improved looks and more driving dynamics in OEM quality. KW height adjustable springs kits are a great alternative to conventional springs. You dont have to be satisfied with a fixed lowering as you can adjust the height with the KW height adjuster even after the kit has been installed. Your vehicle does not only get a more dynamic look with the KW height adjustable spring kit, but also the steering behavior and