Mopar Performance 68101183AC Diesel Exhaust Fluid DEF Filler Cap

The Mopar 68101183AC Diesel Exhaust Fluid (DEF) Cap is a genuine OEM replacement cap designed for Ram trucks equipped with the 6.7L Cummins Turbo Diesel engine. This essential component provides a secure closure for the DEF fill neck, protecting your diesel exhaust fluid system from contamination and evaporation.

Key Features:

• Genuine Mopar OEM part ensures precise fit and reliable performance
• Seals the DEF fill port to prevent debris and contaminants from entering the system
• Prevents evaporation and maintains proper fluid quality
• Direct replacement for worn, damaged, or lost original cap
• Designed for 6.7L I6 Cummins Turbo Diesel engines
• Proper venting and sealing functionality built in

Over time, DEF caps can become damaged, lost, or fail to seal properly. Replacing a faulty cap prevents debris from clogging the DEF system or spray nozzle, ensuring your emissions system continues to function correctly. This OE-quality cap is manufactured to meet original specifications for form, fit, and function.