Just FYI those metal valve stem caps like to corrode and get stuck on the stem...you'll goto try and take them off and can't if it really gets stuck..then it twists/breaks the stem
Seen it too many times at work when people put them on with TPM sensors.
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2013 328i - AW/CR, M-sport, CF spoiler/mirrors, M Perf. Exh., Frt. Splitter, Blk. Grills, BMS Stage 1, AFE Intake