DmaxStore Locking Billet Fuel Cap & DEF Cap Bundle 2020-2026 L5P Duramax Diesel

Upgrade your fuel and DEF caps with this DmaxStore Locking Billet Fuel & DEF Cap Bundle, designed specifically for 2020–2026 Chevrolet Silverado & GMC Sierra 2500HD/3500HD equipped with the 6.6L L5P Duramax diesel engine.

This premium bundle combines DmaxStore's Locking Billet Fuel Cap with their Billet DEF Cap, providing increased durability, improved security, and a clean custom appearance compared to the factory plastic caps.

Both caps are precision-machined from 6061-T6 billet aluminum and feature corrosion-resistant anodized finishes. The fuel cap utilizes a secure locking design with two uniquely keyed keys to help deter fuel theft and unauthorized tank access, while the DEF cap includes a built-in magnet for convenient storage during refills.

Perfect for work trucks, tow rigs, fleet vehicles, and owners looking to upgrade both functionality and appearance.

What's Included:
(1) DmaxStore Locking Billet Fuel Cap
(2) Keys
(1) DmaxStore Billet DEF Cap

Fuel Cap Features:
- Direct fit for 2020–2026 L5P Duramax trucks
- Precision-machined 6061-T6 billet aluminum
- Secure locking design helps deter fuel theft
- Includes two uniquely keyed keys
- Green anodized finish for corrosion resistance
- Threads directly into the factory filler neck
- Made in the USA

DEF Cap Features:
- Precision-machined 6061-T6 billet aluminum
- Blue anodized finish for corrosion protection
- Built-in magnet for easy storage during refills
- Chemical-resistant Viton O-ring seal
- Durable upgrade over factory plastic cap
- Made in the USA

Fitment :
2020–2026 Chevrolet Silverado 2500HD / 3500HD L5P Duramax 
2020–2026 GMC Sierra 2500HD / 3500HD L5P Duramax 

SHIPPING IS FREE via USPS Ground Advantage to the lower 48 US states.

Alaska, Hawaii, Puerto Rico, Guam, APO/FPO addresses will need to email for a shipping quote.

CANADA, MEXICO, & ALL INTERNATIONAL BUYERS WILL NEED TO USE THE eBay GSP (GLOBAL SHIPPING PROGRAM)

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