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51127897863 - Genuine BMW Euro CSL Carbon Fiber Rear Diffuser - E46 M3

Genuine BMW Euro CSL Carbon Fiber Rear Diffuser - E46 M3

Genuine European BMW

T#: 375729 | Part#: 51127897863

Part#: 51-12-7-897-863

Part#: 51 12 7 897 863

Part#: 51.12.7.897.863

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$2443.99

3% off MSRP:

$2516.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

Lifetime Replacement

Availability:

In Stock

Est. Ship Date:

on Jun 15, 2026

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Product Details

If you are going for the full CSL conversion, or just looking to make your BMW stand out, this carbon fiber rear diffuser is an excellent way to do it. This is not a replica, but rather a genuine CSL component. These are extremely hard to come by, and offers a stunning visual upgrade.

Prop 65 Warning

Product Q&A

Lifetime Replacement

This Product Is Covered By Our Lifetime Replacement Program

Products protected by our Lifetime Replacement Program are covered for as long as you own the product, no need to worry about an expiration date. Purchase your products and enjoy some worry-free motoring, knowing we've got you covered.

If you have any questions, would like to learn more or are ready to place a replacement claim, click here!

Fits These Cars

MAKE	MODEL	SUBMODEL	ENGINE	Special Fitment Notes
BMW	E46	M3	S54 3.2L	Use vehicle selector to confirm fitment

*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.