DmaxStore Billet Aluminum Fuel & DEF Cap Bundle 2020–2026 3.0L LM2 LZ0 Duramax

This bundle includes a billet fuel and DEF cap for 2020–2026 Chevy Silverado and GMC Sierra 1500 with 3.0L Duramax engines.

• The billet insert fits snugly into the factory filler neck without contacting internal flaps.
• The caps feature a high-quality O-ring seal and are made from 6061-T6 billet aluminum.
• The DEF cap has a built-in magnet for easy storage.