Mishimoto Auxiliary Radiators for 2021+ BMW G8X M2/M3/M4 Full-Aluminum Pair

Mishimoto Auxiliary Radiators for 2021+ BMW G8X M2/M3/M4 — Full-Aluminum Pair Keep engine temperatures controlled during spirited driving with Mishimoto's Performance Auxiliary Radiators designed specifically for 2021+ BMW G8X M2, M3, and M4 models. Sold as a pair, these auxiliary radiators provide reliable, long-term cooling support for both stock and modified engines. Key Features Full-aluminum construction: TIG-welded end tanks and custom-engineered cores for maximum strength and thermal efficiency. 25% larger core volume: Increased fluid capacity and core area for superior heat dissipation under high load. Strutted tube design: Reinforced tubes resist vibration and mechanical shock for improved durability. Pair fitment: Sold as a matched left/right set for direct fitment to G8X M2/M3/M4 platforms. Optional protection: Compatible steel stone guards available separately to shield cores from road debris. Mishimoto Lifetime Warranty: Backed for the life of the product for worry-free ownership. Benefits These auxiliary radiators reduce operating temperatures, prevent heat soak, and maintain consistent performance during track days, towing, or aggressive street driving. Their durable aluminum build and reinforced tubes ensure long service life while offering a direct-fit, bolt-on upgrade for enthusiasts seeking reliable cooling improvements.