Radiator/Intercooler BMW G-serie & Toyota GR Supra A90 After the B58 engine became popular, it has also been noticed that heat is a problem with these engines. Do88 has therefore created a larger radiator that cools the engine better, and which then in turn allows tuning and harder driving with your car. Characteristics : 80% Larger cell pack compared to OEM. 36% Larger cooling area. 4-Sections in the radiator (The water must turn 4 times instead of 2 as OEM) Increased liquid volume with 2.6L Some modification is required for installation. See assembly instructions. Fits: Toyota Supra (A90, A91) BMW M240i, 240iX (G42) BMW 320i, 330i, 330iX (G20, G21) BMW M340i, M340iX (G20, G21) BMW 430i, 430iX (G22, G23, G26) BMW M440i, M440iX (G22, G23, G26) BMW Z4 20i, 30i, M40i(G29) OEM Ref:  17118666811 16400-WAA03 Assembly instructions