1.8 LITER. Adapter. 1.8 LITER. 2.0 LITER, GAS 2014-18 W/TURBOCHARGER. A component which facilitates connecting the Air Injection System Control Valve to another component. A component which facilitates connecting the Air Injection System Line to another component. GAS ENGINES W/O 1.4 LITER. Included with: Control valve.