SKU: MMRAD-G80-21A | UPC: 840197718339
Mishimoto 2021+ BMW G8X M3/M4 Performance Auxiliary Radiators
Control engine temperatures in your 2021+ BMW G8X M3, M4, and G87 M2 with Mishimoto Performance Auxiliary Radiators sold as a direct-fit pair. These radiators deliver 25 percent more core volume and increased fluid capacity for reliable heat dissipation during track days or spirited drives on stock or tuned S58 engines. Engineered for G80, G82, G83, and G87 chassis, they maintain peak performance under demanding conditions.
Key Features
- Full-Aluminum End Tanks: TIG-welded to the core for leak-proof durability and corrosion resistance in harsh environments.
- 25 Percent Core Volume Increase: Provides greater surface area for faster heat rejection and stable coolant temperatures.
- Increased Fluid Capacity: Holds more coolant to absorb and transfer heat efficiently from the engine bay.
- Strutted Tube Design: Reinforces the core against road vibrations, impacts, and high-pressure operation.
- Mishimoto Lifetime Warranty: Covers defects for the life of the vehicle ownership, ensuring long-term reliability.
Product Notes
- Sold as a pair with dedicated left and right radiators for complete coverage.
- Steel stone guards available separately (part MMRAD-G80-21SG) for added debris protection.
- Product weight 11.5 lbs. ships in a 28 x 18 x 6 inch box.
Installation Notes
- Professional installation recommended.
- Direct bolt-on fit with no modifications or cutting required for G80/G82/G83/G87 chassis.
- Uses factory mounting points and hardware. includes detailed instructions.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2023-2024 | BMW | M2 | Base |
| 2021-2024 | BMW | M3 | Base |
| 2021-2024 | BMW | M3 | Competition |
| 2022-2024 | BMW | M3 | Competition xDrive |
| 2024 | BMW | M3 | CS |
| 2021-2024 | BMW | M4 | Base |
| 2021-2024 | BMW | M4 | Competition |
| 2021-2024 | BMW | M4 | Competition xDrive |
| 2023-2024 | BMW | M4 | CSL |
Why Choose Mishimoto?
- Proven track record in BMW cooling upgrades for S58-powered vehicles worldwide.
- All-aluminum construction tested for high-boost and track abuse.
- USA-engineered with CAD-designed cores for precise fit and function.
Frequently Asked Questions
- Q: Will these fit my 2023 BMW M2 G87?
A: Yes, direct fit for 2023-2024 BMW M2 Base models with the S58 engine. no modifications needed. - Q: What materials are used in construction?
A: 100 percent aluminum end tanks and cores with TIG welds for strength and heat transfer efficiency. - Q: What does the warranty cover?
A: Lifetime warranty against manufacturing defects as long as you own the vehicle. contact Mishimoto for claims.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed at 28 x 18 x 6 inches
- Weight: 11.5 lbs product weight. 14 lbs shipping weight
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