Hengst H405WK Fuel Filter - In-Line or In-Tank

Reliable Fuel Filtration for Mercedes-Benz Vehicles

The Hengst HEZ Fuel Filter H405WK is designed to provide efficient fuel filtration for a range of Mercedes-Benz models. Engineered with a synthetic blend filter media, this fuel filter helps maintain optimal engine performance by effectively removing contaminants from the fuel system.

• Synthetic blend filter media for enhanced filtration
• Compatible with multiple Mercedes-Benz models including E350, GL320, GL350, and more
• Part number H405WK ensures precise fitment and quality
• Designed to support clean fuel delivery and engine longevity
• Part of the HEZ Fuel Filter product line focused on reliable fuel system components

About the HEZ Fuel Filter Product Line

The HEZ Fuel Filter line by Hengst is developed to meet the specific filtration needs of modern fuel systems. Utilizing advanced synthetic blend media, these filters are engineered to capture fine particles and contaminants, helping to protect fuel injectors and maintain engine efficiency. The H405WK model is a part of this line, tailored for select Mercedes-Benz vehicles to ensure compatibility and performance.

Detailed Product Description

The Hengst HEZ Fuel Filter H405WK features a synthetic blend filter media that combines durability with effective contaminant capture. This material is designed to withstand the demands of modern fuel systems, filtering out impurities that can cause engine wear or reduced efficiency. Compatible with Mercedes-Benz models such as the E350, GL320, GL350, GLE350d, GLS350d, ML320, ML350, R320, R350, S350, Sprinter 2500, and Sprinter 3500, this fuel filter supports clean fuel delivery and helps maintain engine performance over time.

Common Applications and Issues Addressed

• Prevents fuel system clogging caused by dirt and debris
• Reduces risk of injector damage due to contaminated fuel
• Helps maintain consistent engine power and fuel efficiency
• Minimizes potential for engine misfires related to fuel quality
• Supports emission control by ensuring proper fuel combustion

Installation Notes and Tips

When installing the Hengst HEZ Fuel Filter H405WK, ensure the vehicle is parked on a level surface and the engine is cool. Relieve fuel system pressure before removal of the old filter. Verify the part number H405WK matches the original equipment specifications for your Mercedes-Benz model. Properly secure all fittings and check for leaks after installation. Refer to the vehicle’s service manual for torque specifications and detailed procedures.

Quality Assurance and Warranty

Hengst fuel filters are manufactured to meet strict quality standards, ensuring reliable filtration performance. The HEZ Fuel Filter H405WK undergoes rigorous testing to comply with OEM requirements. While specific warranty details may vary, Hengst products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.