KYOSTAR Billet Aluminum Charge-Air Cooler Manifold Intercooler for BMW Gen2 B58TU 3.0T Engine The KYOSTAR Billet Aluminum Charge-Air Cooler Manifold Intercooler 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 M40i performance platforms. Designed as a turbocharged cooling system upgrade, this intercooler manifold improves charge air cooling efficiency and helps maintain more