BMW 3 Series (G20) Saloon/Sedan M Sport Rear Diffuser Valance - Quad Exhaust/Quad Tip/Quad Outlet Lower Bumper Insert Panel - Pre-LCI (2019-2022) - Rear Bumper Splitter Trim - Cobra Sport Compatible

Four-Tip Rear Valance Upgrade for BMW 3 Series G20 Saloon

Transform the back end of your BMW 3 Series G20 with this quad-tailpipe lower bumper insert. Designed for the pre-LCI saloon with the M Sport package, this sleek aero panel delivers a sharper, motorsport-inspired look while retaining a factory-style fit and finish.

Compatibility

• BMW 3 Series G20 saloon - pre-LCI models
• M Sport rear bumper only
• Mounts to the original fixing points for a secure, precise fit

Perfect Partner for Cobra Sport Quad Conversions

Engineered to work seamlessly with Cobra Sport four-tailpipe exhaust upgrades for the G20 3 Series, this rear diffuser panel enables a symmetrical twin-exit each side layout. It utilises the factory mounting locations for straightforward installation and a clean, OEM-style alignment around the tailpipes.

Why choose this rear valance

• Quad outlet styling for a premium performance look
• Lightweight construction for easy handling and fitment
• Direct-fit replacement lower trim - no cutting of the bumper skin
• Aggressive finned design that complements the M Sport body styling
• Consistent, factory-like panel gaps when installed correctly

What is included

The package includes the lower diffuser panel and the required fittings for a straightforward install.

Installation and support

Professional fitting is recommended to achieve the best alignment with quad tailpipes. We offer in-house installation at MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.

Customer feedback

We have fitted this G20 quad valance for customers who wanted a clean OEM-plus appearance with a four-tip exhaust layout. The fit, finish and overall look have been consistently praised for elevating the rear styling without looking out of place.

Important notes

• Price is for the rear diffuser panel only - exhaust system not included
• Designed to pair with Cobra Sport quad tailpipe conversions - see related products
• Trade or distributor discounts do not apply to this item

Search-friendly terms

BMW G20 rear valance, G20 quad tip diffuser, BMW 3 Series M Sport rear insert, quad exhaust bumper trim, four outlet rear diffuser, G20 saloon body styling upgrade, lower bumper panel, rear splitter insert, OEM fit quad conversion panel, Cobra Sport compatible diffuser.