Diesel Fuel Cap Two And A Quarter Inch Die Cast Aluminum Fits International DuraStar 2002 To Current And 4100 4200 4400 Trucks Replacement Cap For Rugged Fleet And Personal Trucks

2 1/4 in Die Cast Aluminum Diesel Fuel Cap for Int'l Trucks
✔️ Pack: 1 cap; fits International DuraStar, GMC TopKick, Ford F-series

This is a 2 1/4 inch, non-vented diesel fuel cap crafted from die-cast aluminum. It's designed as a ready replacement on heavy-duty fleets and personal trucks, with broad compatibility across multiple International, GMC, and Ford models.

✅ Across threads cap: 2 1/4 in (57.15 mm)
✅ Filler neck across threads: 2 5/16 in (58.73 mm)
✅ Non-vented diesel cap, 11.5 TPI NPSH
✅ Die-cast aluminum, silver finish; pack size: 1
✅ Fits International DuraStar 2002-Current and select GMC/Ford models

💡 What is a 2 1/4 inch diesel fuel cap used for on heavy trucks and fleet vehicles? It helps seal the diesel filler neck, keeping fuel in and dirt out.
- Seals diesel filler neck to prevent leaks and spills
- Works with 53 and 63 gallon D tanks and multiple model lines
- Non-vented design with 11.5 TPI threads for a tight seal