Motorad DEF101 Diesel Exhaust Fluid Filler Cap

The Motorad DEF101 Diesel Exhaust Fluid (DEF) Filler Cap is a direct replacement cap designed to seal the DEF tank filler neck and prevent fluid leakage or spills. This essential emissions system component helps maintain the integrity of your vehicle's diesel exhaust fluid system while keeping contaminants out of the DEF tank.

Key Features:

• Prevents DEF leakage and spills through the filler neck
• Keeps dirt, debris, and contaminants out of the DEF system
• Restores proper diesel emissions fluid system operation
• Direct replacement for worn or damaged OEM caps
• Engineered to OE specifications for reliable sealing

Regular inspection and replacement of your DEF filler cap is important for maintaining your vehicle's selective catalytic reduction (SCR) system and ensuring compliance with emissions standards. A damaged or missing cap can allow contamination of the DEF fluid, which may lead to system malfunctions and costly repairs.