Engine Identification 1. EGR Actuator 2. Exhaust Manifold 3. EGR Cooler 4. Coolant Elbow 5. Turbocharger 6. Fuel Doser Valve 7. Crankcase Breather Figure 2. DD13 Right Side View DD15 Engine Components NOTE: Engines built prior to 2015 may have a coolant filter and a fuel filter module with three filters. For a general view of the Detroit™ DD15 Turbo-compound (TC) and DD15 Asymmetrical Turbo (AT) engines and major components, see the following: 18 All information subject to change without notice. Copyright © 2022 DETROIT DIESEL CORPORATION DDC-SVC-MAN-0189