Carquest 86540 Premium Secondary Fuel Element (LOT OF 2)

The Carquest 86540 Premium Secondary Fuel Element is a high-quality cartridge-style fuel filter designed to provide reliable secondary filtration in diesel fuel systems. It works by removing fine contaminants such as dirt, rust, and debris from fuel before it reaches critical engine components like injectors and fuel pumps. This helps protect the fuel system, improve engine performance, and maintain consistent combustion efficiency. Designed as a direct replacement filter, it installs into an existing filter housing and is commonly used in heavy-duty and industrial diesel applications where clean fuel delivery is essential for reliable operation. 
Key Features:
Model: 86540
Premium secondary fuel element
Removes fine particulate contaminants from diesel fuel
Helps protect injectors, pumps, and fuel system components
OEM-equivalent performance design
Cartridge-style installation into filter housing
Designed for heavy-duty diesel engine applications
Applications:

This fuel filter element is commonly used in diesel trucks, buses, construction equipment, and industrial engines that require secondary filtration after primary fuel separation. It is suitable for maintaining fuel system cleanliness in commercial fleets, agricultural machinery, and heavy equipment where long service life and engine protection are critical.

Weight: 6 lbs
Dimensions: 7 × 14 × 8 in