Cobra Sport Quad Exit BMW 3-Series (G20) Rear Panel Diffuser Exterior Rather than using a vacuum

Rather than using a vacuum (also known as liquid infusion) to draw the resin through the mould then pulling the raw carbon fibre cloth to the mould shape

It’s also fully serviceable and the spring strength can be changed to suit increased boost levels

and have seen gains as high as 10 peak wheel horsepower improvement over the stock airbox and filter on Stage 2 tuned vehicles

The Cobra Sport team were also able to reduce the weight of this setup by an impressive 26% over the OEM system

5mm) mandrel bent T304 stainless steel pipework

Cobra Sport Quad Exit BMW 3-Series (G20) Rear Panel Diffuser Exterior Rather than using a vacuumFits: Pre LCI G20 Saloon Models with M Sport bodykit. This lower rear diffuser panel fits G20 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 the G20 models to a quad exit exhaust system and fits directly to the OEM fitting