PPE Billet Fuel Cap

2019–2025 Ram 2500 / 3500 6.7L Diesel, 2020–2023 Ram 1500 3.0L EcoDiesel

Part #: 273003000

Overview

The PPE Billet Fuel Cap is a premium replacement fuel cap engineered specifically for Ram trucks equipped with the 6.7L Cummins diesel engine from 2019 to 2025 and the 3.0L EcoDiesel engine in Ram 1500 models from 2020 to 2023. Designed to upgrade the factory plastic cap, this billet aluminum fuel cap provides enhanced durability and a refined appearance that complements the rugged style of your diesel truck.

Built for diesel truck owners who prioritize both protection and convenience, the PPE Billet Fuel Cap ensures a secure, airtight seal that shields your fuel system from contaminants such as dust, dirt, and moisture. Its integrated neodymium magnet offers practical functionality by holding the cap securely to the vehicle’s body panel during refueling, preventing loss or damage. Whether you’re a daily driver, a work truck operator, or a diesel enthusiast, this fuel cap delivers reliable performance and lasting quality.

Key Features

This billet fuel cap combines robust construction with thoughtful design elements tailored for diesel truck applications:

• Precision CNC-machined from billet aluminum for superior strength and corrosion resistance
• High-quality Viton O-ring seal ensures an airtight, leak-proof fit to protect the fuel system
• Built-in powerful neodymium magnet on the underside for convenient attachment to body panels during refueling
• Direct fitment for 2019–2025 Ram 2500 and 3500 6.7L Cummins and 2020–2023 Ram 1500 3.0L EcoDiesel models
• Protects fuel filler neck and tank from contaminants including dust, dirt, and moisture
• Durable finish resists wear, fading, and corrosion to maintain appearance over time
• Simple installation with no modifications required

Construction & Design

The PPE Billet Fuel Cap is crafted from high-grade billet aluminum using advanced CNC machining techniques that ensure precise tolerances and a flawless finish. This construction provides exceptional durability compared to standard plastic fuel caps, resisting cracking, fading, and corrosion even under harsh environmental conditions.

The integrated Viton O-ring is engineered to maintain a tight, reliable seal that withstands temperature fluctuations and prolonged exposure to diesel fuel, preventing leaks and contamination. The innovative inclusion of a neodymium magnet on the underside offers a practical solution to keep the cap securely attached to the vehicle’s body panel during refueling, reducing the risk of misplacement or damage.

Combining rugged materials with thoughtful engineering, this fuel cap is a long-lasting upgrade that enhances both the functionality and aesthetics of your diesel truck.

Installation & Fitment

Installation of the PPE Billet Fuel Cap is straightforward and requires no special tools or vehicle modifications. Simply remove the factory fuel cap and replace it with the PPE billet cap, ensuring the Viton O-ring seats properly for a secure, airtight seal. This fuel cap is designed for direct fitment on 2019–2025 Ram 2500 and 3500 models with the 6.7L Cummins engine, as well as 2020–2023 Ram 1500 models equipped with the 3.0L EcoDiesel engine, guaranteeing compatibility and ease of use.

What's Included

• One PPE Billet Fuel Cap with built-in neodymium magnet
• Pre-installed Viton O-ring seal
• Installation instructions

Ideal For

This billet fuel cap is ideal for Ram diesel truck owners seeking a durable, functional, and stylish replacement for their factory fuel cap. It is especially suited for those who want to protect their fuel system from contaminants while adding a touch of premium craftsmanship to their vehicle. Whether your truck is used for heavy-duty work, towing, or daily driving, the PPE Billet Fuel Cap offers peace of mind and convenience at every refueling stop.

Pacific Performance Engineering (PPE) develops heavy-duty and performance upgrades for trucks and diesel platforms, including differential covers, transmission pans, oiling and cooling components, and other durability-minded parts. PPE products are built to handle heat, load, and power—ideal for tow rigs and performance builds that need stronger hardware and better fluid control.