Doc's Diesel Chevrolet Silverado 4500/5500/6500 HD 6.6L Duramax Fuel/Water Separator 2019-2025

Doc's Diesel Fuel/Water Separators:

Doc's Fuel/Water Separators remove water from fuel and filter out dirt, rust, and debris to protect your fuel system and keep your engine running at its best.. They optimize fuel flow and pressure, enhancing acceleration, fuel economy, and vehicle performance. With a focus on maximizing filtration media surface area, our high-quality filters come complete with o-rings as needed.

Product Details:

• Designed with high efficiency media
• Premium 3-layer pleated cellulose glass media that offers unparalleled protection for your fuel system
• Large capacity filter pleats that allow exceptional flow rates
• Constructed with high strength carbon steel housing (when applicable)
• Comes ready to install with o-rings (when applicable)
• Doc's Auto Parts all have an OEM design, fit, and function that meet or exceed OEM Requirements

Micron + Efficiency Rating:

• 3 Micron @ 96.92% Efficiency Rating - Efficiency SAE J1985 3rd-Party Test Results

Fitment + Interchange:

Vehicle Fitment:

• 2019-2025 Chevrolet/GMC 6.6L Duramax 4500, 5500, 6500 HD

Interchange:

• Doc's DTP1021: AC/Delco TP1021

Doc's Part Number:

DTP1021

Change Interval:

Above all recommendations, change according to your vehicle’s manufacturer's warranty.

• Fuel Filter/Water Separators: Every 5,000-10,000 miles or 15,000 miles maximum