KYOSTAR Billet Aluminum Charge-Air Cooler Manifold Intercooler MAX Version for BMW Gen2 B58TU 3.0T Engine The KYOSTAR Billet Aluminum Charge-Air Cooler Manifold Intercooler MAX Version is engineered for BMW vehicles equipped with the Gen2 B58TU 3.0T turbocharged engine, including G42 M240i, G20/G21 M340i, G22/G23/G26 M440i, and other B58TU performance platforms. Designed as an advanced cooling system upgrade, this charge-air cooler manifold improves charge air cooling