Quad Exit BMW 3-Series Touring (G21) Rear Panel Diffuser Caption Dual Exit Conversion 155% larger filter surface area

155% larger filter surface area than the stock panel filter

Cobra Sport's all-new carbon fibre slip-on replacement tailpipes transform the styling of your G-Series BMW

Improvement in engine power and torque with superior engine protection from dirt and dust ingress

* Superior bite - 0

Double Tempered and Super Sub-Zero treated

Quad Exit BMW 3-Series Touring (G21) Rear Panel Diffuser Caption Dual Exit Conversion 155% larger filter surface areaFits: Pre LCI G21 Estate Modelswith M Sport bodykit. This lower rear diffuser panel fitsG21 Touring models and attaches directly to the OEM fitting points of the M Sport rear bumper. Specifically designed to be fitted in conjunction with the Cobra Sport quad exit performance exhaust conversions for the BMW 3 series. This lower rear diffuser panel allows the conversion of theG21 models to a quad exit exhaust system and fits directly to the OEM fitting