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Exterior Components› Body Panels and Components

RW Carbon

Kholen Style Rear Diffuser

$939.95 $854.00 Save $85.95

SKU: bmwf8x034

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
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Easy — 1–2 hours

Overview

The RW Carbon Kholen Style rear diffuser is a carbon fiber exterior component designed for BMW F8x M3 and M4 models. It features a race-inspired design and is crafted from genuine carbon fiber with a 2x2 construction. Installation is a bolt-on process, with wiring for the 3rd brake light and hardware included.
Show original supplier description
The RW Carbon Kholen Style rear diffuser is designed to add a race-inspired aesthetic to your BMW F80 M3, F82 M4, or F83 M4. Crafted from genuine 2x2 carbon fiber, this diffuser is built for superior fitment and quality, matching other RW parts. It features a clear coat finish for a brilliant shine and protection against harsh road conditions. The product includes a real working LED 3rd brake light, a wiring harness, and an installation guide, ensuring a straightforward integration with your vehicle's brake lights. Installation is a simple bolt-on process requiring no special tools or modifications. All necessary wiring diagrams and hardware are included to facilitate a smooth installation. The diffuser is compatible with 2015-2020 BMW F80 M3 Sedan, 2015-2020 BMW F82 M4 Coupe, 2015-2020 BMW F83 M4 Convertible, and 2016-2020 BMW F82 M4 GTS + CS models.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandRW Carbon
Part Numberbmwf8x034
CategoryExterior Components

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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