DEF Cap : OEM ASP-DC-0101

Seal It Right: DEF Cap – OEM ASP-DC-0101

What is it?
The DEF Cap (OEM ASP-DC-0101) is a genuine replacement cap designed for Diesel Exhaust Fluid (DEF) tank openings. It provides a secure seal to prevent contamination, evaporation, and accidental spillage—ensuring your DEF system stays clean, compliant, and fully functional.

Why Choose OEM ASP-DC-0101?
OEM ASP-DC-0101 is built to the exact specifications required for DEF systems. Unlike universal or off-brand caps, this OEM option guarantees a proper fit and seal that prevents dirt, debris, and moisture from entering the DEF tank and compromising the SCR (Selective Catalytic Reduction) system.

Key Benefits
✅ Designed to fit DEF tanks with OEM-standard threads and seals.
✅ Prevents DEF contamination from dust, dirt, or water intrusion.
✅ Built from DEF-resistant materials to withstand chemical exposure.
✅ Maintains tank pressure integrity and prevents fluid evaporation.
✅ Installs easily—twist-lock fit with no tools required.

Applications
This DEF cap is suitable for a wide range of on-road and off-road diesel vehicles and equipment equipped with SCR systems. It helps maintain the cleanliness and integrity of the DEF system—critical for accurate dosing and emissions compliance.

Installation Notes
Installation is simple and tool-free. Make sure the DEF tank neck is clean and free of debris before securing the cap. Turn until you feel resistance and hear a click or tight seal. Inspect the cap periodically for wear or damage as part of regular maintenance.

Final Thoughts
The OEM ASP-DC-0101 DEF Cap may be a small part, but it plays a big role in protecting your emissions system. For a secure, leak-free seal that keeps contaminants out and compliance intact, this OEM cap is the smart choice for any DEF-equipped system.