The M Performance Height Adjustable Spring and Sleeve kit for the G8X M3 and M4 allows an extensive range of height adjustment while retaining the factory electronic damping control. The factory spring perches are removed from the front dampers, and BMW's threaded height-adjustable perches are installed. The kit includes height adjustable spring perches for the front and rear, strengthened and shortened bump stops, and shock sleeves to protect the OE BMW dampers. The BMW M Performance H.A.S. Kit is EDC compatible!

Adjustment range: 5-20mm

NOTE: G83 M4 Convertible fitment not confirmed. The vehicle may require an EDC software update to function properly.

* This item is non-returnable *