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Exterior Components› Body Panels and Components

BMW

Rear Diffuser

$1,850.00 $1,739.29 Save $110.71

SKU: 51192350697

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

It offers perfect OEM fitment and is compatible with both original and aftermarket exhaust systems. This diffuser is specifically made for the 2015-2018 BMW M3 [F80] and the 2015-2019 BMW M4 [F82/F83].
Show original supplier description
This aerodynamic enhancement draws attention to the vehicle's quad exhaust system and adds an aggressive, race-inspired look that complements its existing styling. Its construction from premium carbon fiber offers durability and a lightweight design, contributing to the overall performance and aesthetics. This M Performance Rear Diffuser is specifically engineered for the following BMW models: the 2015-2018 BMW M3 Sedan [F80] and the 2015-2019 BMW M4 Coupe and Convertible [F82/F83]. Its application ensures a direct fit, minimizing installation complexity and guaranteeing the intended aggressive stance for these performance vehicles.

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

BrandBMW
Part Number51192350697
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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