Genuine BMW G45 X3 M Performance Gloss Black & Aramid Fibre Rear Diffuser

Enhance the rear profile of your BMW G45 X3 with the Genuine BMW M Performance Gloss Black & Aramid Rear Diffuser — a factory-developed upgrade that blends premium materials with bold styling. This two-piece diffuser set includes the base section and a distinctive aramid fibre centrepiece, offering a high-tech visual upgrade that complements other M Performance components. Designed specifically for the G45 X3, it fits seamlessly with the rear bumper to deliver a dynamic, performance-focused appearance straight from the factory.

Key Features

• Genuine BMW M Performance part
• Includes gloss black base diffuser (51125B8AF54) and aramid fibre centrepiece (51125B4D662)
• Distinctive aramid weave for a premium, performance-inspired finish
• Designed specifically for the G45 X3
• Manufactured to exacting BMW quality standards
• Seamless integration with rear bumper design

Compatibility

• BMW G45 X3 with M Sport Package (2024+)

Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. R44 Performance Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.

We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.