2008 Volkswagen GTI Engine: 2.0L L4;EngineCode: BPY; Position: Throttle Body To Intake Manifold;. 2008 Volkswagen GTI Engine: 2.0L L4;EngineCode: CBFA; Position: Throttle Body To Intake Manifold;. 2008 Volkswagen GTI Engine: 2.0L L4;EngineCode: CCTA; Position: Throttle Body To Intake Manifold;.