Bmw 3 Series G20 G21 Gloss Black M Sport Performance Style Rear Diffuser Mp Posted on November 1, 2024 by admin BMW 3 SERIES G20 G21 GLOSS BLACK M SPORT PERFORMANCE STYLE REAR DIFFUSER SKIRT. G20 G21 REAR DIFFUSER M PERFORMANCE GLOSS BLACK 0—0. Gloss Black Rear Diffuser. Made From ABS Plastic.