D15 Engine Cooling System Diagram Hoses and tubing Western star 4900 epa 2010 Engine hoses Dd13 epa westernstar Hoses and Tubing | flexstructures GmbH Kaiserslautern Hoses and Tubing | flexstructures GmbH Kaiserslautern Check Details Western Star 4900 EPA 2010 - Detroit Diesel DD13 Engine Check Details ← D12 Volvo Engine Wiring D15b Engine Hose Diagram → Share with friends Link copied