This center cap originally fits: JR11 (15"-18")

BMW e90 Coilover Kit with 10kg Front and 6kg Rear springs (true coilover style)

are readily available for purchase

Ackermann adjustment is included in the kit

The increased flow is achieved through the efficiency of a straight-through valve versus a poppet-style valve

Concaver CVR3 22x9,5 ET14-60 BLANK Carbon Graphite CB: 74,1 JR43 This center cap originally fits:PCD: 5x108, 5x110, 5x112, 5x114. 3, 5x115, 5x118, 5x120, 5x127, 5x130 ET: 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60