FOR BMW 3 SERIES G20 G21 M PERFORMANCE SPORT GLOSS BLK REAR DIFFUSER WITH LIGHT. ITMENT-WILL FIT IN BMW 3 SERIES G20, G21 (2018 ONWARDS). WILL FIT IN M SPORT MODELS ONLY. G20/28 COMPETITVE GLOSS DIFFUSER WITH LIGHT. COLOR – GLOSS BLACK. 100% Support For Product Verification. Brand New + Boxed + Ready To Post. Compatibility Chart Is For The Reference Only. The Best Way To Check Compatibility Is To Check The Part Number On Your Old Unit If Possible.