This cooler is constructed with cast end tanks and precision CNC-machined aluminum quick disconnects for use with the factory intercooler piping

95mm Exhaust   Hot Street  282° Intake / 274° Exhaust   11

The fill neck features a flapper check valve for rollover protection

They are designed to replace BMW part #11241406978 and #11241405890 for the BMW S62 engines with a 141

Driven Racing Oil DT50 10W-50 Synthetic Street Performance Oil 11241747131 This cooler is constructed withDT50 utilizes advanced mPAO synthetic base oils to provide protection for high operating temperature turbocharged engines. Also ideal for Porsche and Volkswagen air cooled engines. Compatible with E85 and water Methanol injection. Viscosity typical of 10W 50. DRIVEN DT50 Racing Oil is formulated for High Performance Engines Racing applications only. This engine oil will NOT MEET any current API or OEM Engine Oil Specifications.