$595.00 USD
$595.00 USD








Add a motorsport-inspired edge to your BMW 5 Series or i5 G60/G61 (2024+) with the TRE Pre-Preg Carbon Fiber Rear Diffuser. This precision-engineered upgrade delivers bold styling and improved airflow, transforming the factory rear bumper with a dynamic carbon fiber finish.
Pre-Preg Carbon Fiber Construction – Lightweight, high-strength material with a consistent weave and refined texture
OEM-Style Fitment – Designed to install seamlessly with the factory rear bumper
High-Gloss UV-Resistant Coating – Guards against sun damage, fading, and wear for long-term durability
Enhanced Rear-End Styling – Accentuates the lower bumper while improving aerodynamic flow
No Modifications Required – Direct bolt-on installation using factory mounting points
Manufactured using pre-preg carbon fiber, this rear diffuser combines form and function with premium material quality. The sculpted fins and aggressive contours not only boost visual appeal but also contribute to improved air channeling beneath the car.
Whether you're refining your daily driver or building a street-focused performance car, the TRE Rear Diffuser brings visual impact and aerodynamic enhancement to your G60 or G61 chassis.
One Pre-Preg Carbon Fiber Rear Diffuser
Installation Hardware (if applicable)
BMW 5 Series G60/G61 (2024+)
BMW i5 G60/G61 (2024+)
Upgrade your BMW’s style and aerodynamics with the TRE Pre-Preg Carbon Fiber Rear Diffuser today!
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$595.00 USD
$595.00 USD
This product can expose you to chemicals such as lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
For a complete list of chemicals known to cause harm, visit https://www.p65warnings.ca.gov/chemicals.
Under the federal Clean Air Act (42 U.S.C. §7522(a)(3)), it is illegal to manufacture, sell, install, or use any part that defeats or alters a motor vehicle’s emission control system for use on public roads. Unless a product has received an Executive Order (EO) from the California Air Resources Board (CARB), it is not legal for use or installation on any pollution-controlled vehicle driven on public highways.
Some states have CARB-equivalent or independent emissions laws. Customers are responsible for verifying local regulations before purchasing or installing emissions-related products.
All performance, racing, or competition parts sold by this company are intended solely for off-road, closed-course, or competition use on vehicles that are never registered or used on public highways.
Kies Motorsports, LLC sells and markets these products for lawful use only. We do not condone or authorize the use of emission-control defeat devices or any modification that violates the Clean Air Act or state regulations.