Wix 33063 Fuel Filter

Reliable Fuel Filtration for Select GM Vehicles

The Wix 33063 fuel filter is designed to provide consistent fuel filtration for a range of Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models. Engineered with a cellulose media material and a 5-micron rating, this fuel filter helps maintain clean fuel flow and engine performance.

• Class D fuel filter with light-duty (Ld) rating
• Dimensions: 4.381 inches length, 2.605 inches width, 2.418 inches height
• Inlet size: 3/8 inch inverted flare; outlet size: 1/4 inch inverted flare
• Complete in-line fuel filter style with closed inner diameter top
• Cellulose media material with 5.00 micron filtration capability

Technical Details and Construction

The Wix 33063 fuel filter features a cellulose filter media that effectively captures contaminants down to 5 microns, helping to protect fuel injectors and carburetors from debris and sediment. Its compact dimensions and specific inlet and outlet flare sizes (3/8 inch and 1/4 inch inverted flare respectively) ensure proper fitment and secure fuel line connections. The closed inner diameter top design supports a sealed filtration system, reducing the risk of fuel leaks.

Compatible Vehicles and Applications

This fuel filter is compatible with a variety of GM vehicles, including Buick models like Century and LeSabre, Cadillac DeVille and Eldorado, Chevrolet C10 and Malibu, GMC C1500 Suburban, Oldsmobile Cutlass and Delta 88, and Pontiac Bonneville and Grand Prix. The Wix 33063 is suitable for use in light-duty fuel delivery systems requiring a Class D filter.

• Helps prevent fuel system clogs and injector damage
• Reduces engine hesitation caused by contaminated fuel
• Protects fuel pump from premature wear
• Maintains consistent fuel pressure and flow
• Improves overall engine performance and efficiency

Installation Notes and Tips

When installing the Wix 33063 fuel filter, ensure the correct orientation of the inlet and outlet fittings to match the vehicle’s fuel line connections. Use appropriate flare fittings (3/8 inch inverted flare inlet and 1/4 inch inverted flare outlet) to secure the filter in place. It is recommended to relieve fuel system pressure before removal and to check for leaks after installation.

Quality Assurance and Warranty

Wix fuel filters are manufactured to meet industry standards for filtration and durability. The 33063 model undergoes rigorous quality control to ensure reliable performance in compatible Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac vehicles. Warranty details are provided by Wix and should be verified at the time of purchase.