M86-6117
Large Aero DEF Tank
Kenworth®

The Large Aero Diesel Exhaust Fluid (DEF) Tank is a high-quality OEM part designed to optimize your Kenworth's emission system with aerodynamic styling that reduces drag and improves fuel economy. Crafted from corrosion-resistant materials, this tank offers reliable DEF storage capacity and durability under demanding conditions. Its aerodynamic design not only enhances efficiency but also contributes to the vehicle’s overall performance. Easy to install and maintain, this genuine Kenworth component ensures your truck remains compliant with emission standards while operating smoothly. Proper DEF storage is critical for engine performance and environmental compliance. Source One Parts Center provides authentic OEM parts, ensuring your Kenworth receives the highest quality components for long-term reliability. Choose our OEM DEF tanks to keep your truck running efficiently and environmentally friendly on every mile.