2016-2026 Duramax Billet DEF Cap (DMAX-BDC-2024)

Replace your factory plastic DEF cap with this high-quality billet aluminum cap offering improved durability and style. Features 6061-T6 aluminum construction with blue anodizing and a built-in magnet for convenient storage during fill-ups.

Part Number: DMAX-BDC-2024

Replaces Part#:

• 23138955

• 6061-T6 Aluminum construction
• Blue anodizing for corrosion protection
• Built-in magnet for storage
• Made in the USA
• Chemical resistant Viton O-ring included

Cap goes inside fuel door next to fuel cap. Replaces OEM part #23138955.

Don't see your question? Ask us anything about this product.