CSF A90 Supra / BMW B58 Charge-Air Cooler Manifold - Custom FinishShop genuine CSF products through CenCal with confidence. Orders are fulfilled and shipped directly by CSF, ensuring fast processing and accurate delivery every time. With well over 1,500 hours of design, prototype development, machining, and testing, CSF, along with partners VF Engineering (USA) and Custom Plenum Creations (Australia), has now brought a state of the art CNC machined, high performance Charge Air Cooler Manifold to the B58 platform for