Protect your Mishimoto Performance Auxiliary Radiators from flying debris with our steel stone guards. Specifically designed for the 2021+ BMW G8X M2/M3/M4, these stone guards provide an additional layer of defense against rocks and other road debris that can cause damage to your auxiliary radiators. Made from high-quality powder-coated steel, these guards are durable and resistant to rust and corrosion, ensuring long-lasting protection for your radiators. Easy to install and tailored to the Mishimoto 2021+ BMW G8X M2/M3/M4 Performance Auxiliary Radiators, these stone guards are a must-have addition for any BMW enthusiast who values the longevity and performance of their vehicle. Like all our products, these stone guards are backed by our Mishimoto Lifetime Warranty.
This Part Fits:
Year
Make
Model
Submodel
2023-2026
BMW
M2
Base
2021-2026
BMW
M3
Base
2021-2026
BMW
M3
Competition
2022-2026
BMW
M3
Competition xDrive
2024
BMW
M3
CS
2022-2026
BMW
M4
Base
2022-2026
BMW
M4
Competition
2022-2026
BMW
M4
Competition xDrive
2023
BMW
M4
CSL
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TERMS (REQUIRED)
OFF-ROAD USE POLICY & EMISSIONS COMPLIANCE NOTICE
California Proposition 65 Warning:
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.
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.
Civil penalties up to $4,819 per violation per vehicle
Possible criminal penalties under the Clean Air Act
Revocation of registration or smog certification by DMV or local authorities
State & Local Regulations:
Some states have CARB-equivalent or independent emissions laws. Customers are responsible for verifying local
regulations before purchasing or installing emissions-related products.
Intended Use & Customer Certification:
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.
Company Policy Statement
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.