HomeAir and Fuel Delivery > FiltersWix 33736 Fuel Water Separator Filter
Part #: 33736

Wix 33736 Fuel Water Separator Filter

🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$57.03Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Wix 33736 Fuel Water Separator Filter

The Wix 33736 fuel water separator filter is designed to provide reliable fuel filtration for heavy-duty applications. Engineered with a cellulose media material and a 10-micron rating, this spin-on filter helps protect fuel systems from water and contaminants, ensuring consistent engine performance.

  • Class: HC for heavy-duty filtration
  • Flow Rate: 12-15 gallons per minute
  • Height: 4.100 inches
  • Outer Diameter Top: 3.785 inches
  • Thread Size: 1-14
  • Style: Spin-on fuel water separator
  • Micron Rating: 10.00 for fine filtration
  • Media Material: Cellulose

Technical Details and Features

The Wix 33736 fuel water separator filter features a spin-on design with a 1-14 thread size, making it compatible with various heavy-duty diesel engines. Its cellulose media material effectively traps water and particulate contaminants down to 10 microns, helping to prevent fuel system damage. The filter supports a flow rate between 12 and 15 gallons per minute, suitable for medium to high fuel demand applications. With a height of 4.1 inches and an outer diameter of 3.785 inches, it fits securely in designated filter housings.

Applications and Problem Solving

This fuel water separator filter is commonly used in heavy-duty trucks and equipment requiring clean fuel delivery. It addresses several common fuel system issues:

  • Removes water contamination from diesel fuel
  • Prevents clogging of fuel injectors and pumps
  • Reduces engine wear caused by particulate matter
  • Maintains consistent fuel flow for optimal engine performance
  • Protects against corrosion in fuel system components

Installation Notes and Tips

When installing the Wix 33736 filter, ensure the thread size matches the filter housing (1-14). The spin-on style allows for straightforward replacement; hand-tighten the filter until the gasket contacts the base, then tighten according to manufacturer torque specifications. Inspect the filter seal and clean the mounting surface before installation to prevent leaks.

Quality Assurance and Warranty

Wix filters are manufactured to meet industry standards for filtration efficiency and durability. The 33736 fuel water separator filter undergoes rigorous quality control to ensure consistent performance. While specific warranty details are not provided here, Wix typically offers warranties covering defects in materials and workmanship. Consult Wix documentation or authorized distributors for warranty terms related to this part number.

BrandWix
Part Number33736
ClassHc
Duty TypeHd
Flow Rate12-15 gpm
Height4.100
Inner Diameter TopClosed
Media MaterialCellulose
Micron10.00
Outer Diameter Top3.785
StyleSpin on fuel water separator w
Thread Size1-14

This part fits 0 vehicles. Search below:

YearMakeModelPositionNotes

* 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:

BF7806-O

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