01
Real experience
We test before we recommend.
PRODUCT DESCRIPTION
Features
Provides an additional layer of protection for your Mishimoto Performance auxiliary radiators
Sold in pairs for complete protection
Constructed from high-quality powder-coated steel
Powder-coated finish is rust and corrosion-resistant, ensuring long-lasting protection for your radiators
Installs to Mishimoto Performance auxiliary radiators in minutes
Mishimoto Lifetime Warranty
Protect your Mishimoto Performance auxiliary radiators from debris with our steel stone guards. Designed specifically for the 2021+ BMW G8X M3/M4, these guards provide an additional layer of protection against rocks and other road debris that can damage your auxiliary radiators. Constructed 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 custom-designed for the Mishimoto performance auxiliary radiators for the 2021+ BMW G8X M3/M4, these stone guards are a must-have addition for any BMW enthusiast who values durability and performance for their vehicle. As with all our products, these guards are backed by our Mishimoto Lifetime Warranty.
TECHNICAL SPECS
Applications
2021+ BMW M3 I6 3.0L Twin-Turbo
2021+ BMW M3 Competition I6 3.0L Twin-Turbo
2021+ BMW M4 I6 3.0L Twin-Turbo
2021+ BMW M4 Competition I6 3.0L Twin-Turbo
Engine Codes
S58B30
Chassis Codes
G80G82G83G87
Compatible Vehicles
Make
Model
Year
BMW
M2
2023/2024
BMW
M3
2021/2022/2023/2024
BMW
M4
2021/2022/2023/2024










WHY THETUNERLAB
We have spent years building cars, racing, and testing the exact same parts that we sell.
01
We test before we recommend.
02
We help you choose the right part.
03
Only trusted manufacturers.
04
Before and after the purchase.
+10 years
of passion for drifting
+30.000
available products
+5.000
satisfied customers
24/7
passion for motoring
Each product indicates compatible models in the product description. If you have any questions, you can contact us and we will help you choose your best option.
-If the product is in stock, the usual delivery time is 2 to 5 working days.
-If the product is out of stock, the delivery time is 7 to 15 working days.
All our products come with the manufacturer's official warranty and comply with current regulations.
Yes. We ship orders to Spain and most European countries using specialized transport agencies.
You can contact our team via WhatsApp, email, or our website's contact form.
Shipping costs depend on the type of product, its weight, dimensions, and the destination country. In most cases, the amount is calculated automatically during the checkout process before the order is finalized.
For some products, especially large items or those with special characteristics, shipping costs may require a manual review. If the amount shown does not match the actual shipping cost, we will contact you before processing the order to inform you of the final cost and request your confirmation before proceeding. We will never charge any additional fees without your authorization.