HomeAir and Fuel Delivery > FiltersHengst H326WK Fuel Filter - In-Line
Part #: H326WK

Hengst H326WK Fuel Filter - In-Line

In-Line
⚙️ 42 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Audi and Volkswagen, A8 Quattro, S8, Q5, Q7, A6 Quattro, A7 Quattro, and Touareg
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Reliable Fuel Filtration for Audi and Volkswagen Vehicles

The Hengst HEZ Fuel Filter H326WK is engineered to provide efficient fuel filtration for select Audi and Volkswagen models. Designed with a synthetic blend filter media, this fuel filter helps maintain optimal engine performance by effectively removing contaminants from the fuel system.

  • Compatible with Audi A6 Quattro, A7 Quattro, A7 Sportback, A8 Quattro, Q5, Q7, S8 and Volkswagen Touareg
  • Part number H326WK for precise identification and fitment
  • Constructed with synthetic blend filter media for enhanced filtration efficiency
  • Part of the Hengst HEZ Fuel Filter product line, known for quality and durability

About the HEZ Fuel Filter Product Line

The HEZ Fuel Filter line by Hengst focuses on delivering reliable fuel filtration solutions using advanced synthetic blend media. This product line is designed to meet the filtration demands of modern fuel injection systems, ensuring consistent fuel flow and protection against impurities. The H326WK model exemplifies the HEZ line’s commitment to quality and compatibility with premium European vehicles.

Detailed Product Description

The Hengst HEZ Fuel Filter H326WK utilizes a synthetic blend filter media that balances durability and filtration performance. This material effectively traps dirt, rust, and other fuel contaminants, preventing them from reaching the engine. Proper fuel filtration is critical for maintaining engine efficiency and longevity, especially in high-performance vehicles like the Audi A7 Sportback and Volkswagen Touareg. The H326WK is designed specifically for compatibility with a range of Audi and Volkswagen models, ensuring a secure fit and reliable operation.

Common Applications and Issues Addressed

  • Prevents fuel system clogging caused by dirt and debris
  • Reduces risk of engine misfires and poor acceleration
  • Helps maintain fuel injector performance and longevity
  • Protects fuel pump from premature wear
  • Supports consistent engine power and fuel efficiency

Installation Notes and Tips

When installing the Hengst HEZ Fuel Filter H326WK, 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 H326WK matches the existing filter to confirm compatibility. Follow manufacturer torque specifications for fittings and check for leaks after installation. Proper disposal of the old fuel filter is recommended according to local regulations.

Quality Assurance and Warranty

Hengst fuel filters, including the HEZ Fuel Filter H326WK, are manufactured to meet strict quality standards. The synthetic blend media is tested for filtration efficiency and durability. While specific warranty details may vary, Hengst products typically come with a limited warranty against defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.

This part fits 42 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2025AudiA7 Sportback3.0LV6N/AIncludes Mounting Material; Biodiesel Resistant; In-Line; HEZ Fuel Filter
2018AudiA8 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant; In-Line; HEZ Fuel Filter
2018AudiS84.0LV8In-LineIncludes Mounting Material; Biodiesel Resistant; In-Line; HEZ Fuel Filter
2017AudiA8 Quattro4.0LV8In-LineIncludes Mounting Material; Biodiesel Resistant
2017AudiA8 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2017AudiS84.0LV8In-LineIncludes Mounting Material; Biodiesel Resistant
2016AudiA8 Quattro6.3LW12In-LineIncludes Mounting Material; Biodiesel Resistant
2016AudiA8 Quattro4.0LV8In-LineIncludes Mounting Material; Biodiesel Resistant
2016AudiA8 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2016AudiQ53.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2016AudiS84.0LV8In-LineIncludes Mounting Material; Biodiesel Resistant
2015AudiA6 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant; In-Line; HEZ Fuel Filter
2015AudiA7 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant; In-Line; HEZ Fuel Filter
2015AudiA8 Quattro6.3LW12In-LineIncludes Mounting Material; Biodiesel Resistant
2015AudiA8 Quattro4.0LV8In-LineIncludes Mounting Material; Biodiesel Resistant
2015AudiA8 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2015AudiQ53.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2015AudiQ73.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2015AudiQ73.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant; with OE No. 8T0 127 401 A
2015AudiS84.0LV8In-LineIncludes Mounting Material; Biodiesel Resistant
2014AudiA6 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant; with OE No. 8T0 127 401 A
2014AudiA6 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2014AudiA7 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant; For models without GP2 package
2014AudiA8 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2014AudiQ53.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2014AudiQ73.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2014AudiQ73.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant; with OE No. 8T0 127 401 A
2014AudiS84.0LV8In-LineIncludes Mounting Material; Biodiesel Resistant; In-Line; HEZ Fuel Filter
2013AudiA8 Quattro6.3LW12In-LineIncludes Mounting Material; Biodiesel Resistant
2013AudiA8 Quattro4.0LV8In-LineIncludes Mounting Material; Biodiesel Resistant
2013AudiA8 Quattro3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2013AudiQ73.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2013AudiS84.0LV8In-LineIncludes Mounting Material; Biodiesel Resistant
2012AudiA8 Quattro6.3LW12In-LineIncludes Mounting Material; Biodiesel Resistant
2012AudiA8 Quattro4.2LV8In-LineIncludes Mounting Material; Biodiesel Resistant
2012AudiQ73.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2011AudiA8 Quattro4.2LV8In-LineIncludes Mounting Material; Biodiesel Resistant
2011AudiQ73.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2010AudiQ73.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2010VolkswagenTouareg3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant
2009AudiQ73.0LV6DIESELIn-LineIncludes Mounting Material; Biodiesel Resistant
2009VolkswagenTouareg3.0LV6In-LineIncludes Mounting Material; Biodiesel Resistant

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

4H0 201 511 A7L6 127 401 H8K01274008K0127400A8K0127400C8T0127401AKL 596WK 6003

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.