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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Compatible with BMW G01 X3 and G02 X4 Pre-LCI models
strengthened and shortened bump stops
and the factory gloss black finish is one of the first things enthusiasts want to change
the gloss-black
optional extra
MMX Performance Billet Coolant Expansion Cap - BMW Select Size:90mm Cap (Replaces OE Part 17117639021) Compatible with BMW G01 X3The MMR Performance billet coolant expansion caps for BMW have been designed from the ground up in the UK, from a solid piece of billet aluminum. Each cap was designed to directly replace the OE cap, not merely stuck in place. 90mm fitment replaces OE part number 17117639021 while 60mm fitment replaces OE part number 17117639024. Each MMR cap starts life as a solid billet of 6061 aerospace grade aluminum. It's meticulously machined from this billet
