MFILTER DF 328 Fuel Filter

Contaminated fuel is one of the most common — and most overlooked — causes of poor engine performance. The MFILTER DF 328 fuel filter is manufactured to OE specifications, filtering out dirt, rust, and debris from your fuel supply so your engine gets the clean fuel it was designed to run on.

Key Benefits

The MFILTER DF 328 fuel filter is manufactured to restore clean, consistent fuel delivery. Here’s what this replacement part offers:

• Reduced risk of fuel starvation under load, helping maintain smooth acceleration and stable idle in stop-and-go traffic.
• Straightforward installation designed to use factory mounting points and connections, with no additional modification required.
• MFILTER manufacturing standards, backed by a standard parts warranty against defects in material and workmanship.
• OE-matching fitment engineered to match original mounting points and connection thread sizing for a direct-fit installation.
• Corrosion-resistant housing designed to withstand fuel additives, moisture, and temperature swings across all 50 states.
• Consistent fuel flow engineered to MFILTER DF 328’s manufacturing tolerances for reliable engine performance in daily driving.

Product Specifications

Every MFILTER DF 328 fuel filter is manufactured to tight dimensional and performance tolerances. Full technical details are listed below; always verify fitment against your vehicle’s VIN before ordering.

MFILTER is an aftermarket brand focused on precision-engineered filtration components manufactured to strict quality-control standards.

Use Cases and Applications

This fuel filter is suited for routine fuel system maintenance, pre-inspection replacement, and restoring smooth engine performance after a clogged filter is diagnosed during a service visit. Typical scenarios where drivers choose this part include:

• Replacing a fuel filter at the manufacturer-recommended service interval to prevent fuel starvation.
• Restoring smooth idle and acceleration after experiencing hesitation, stalling, or reduced power.
• Preparing a vehicle for a long-distance road trip where fuel system reliability matters most.
• Addressing hard starts, rough idling, or poor fuel economy traced back to a restricted fuel filter.

Because it’s engineered for a specific fuel system configuration, this part is intended to be installed as a direct match for the applications it’s designed for — always confirm fitment against your vehicle’s OE part number before ordering. Drivers who stay ahead of the manufacturer-recommended replacement interval typically avoid the more expensive repairs that come with a neglected fuel system, including premature fuel pump failure and injector fouling.

Quality Assurance and Certifications

MFILTER is an aftermarket brand focused on precision-engineered filtration components manufactured to strict quality-control standards. Each MFILTER DF 328 unit undergoes manufacturer quality control testing for filtration efficiency, flow rate, and dimensional accuracy before leaving the factory. Materials and manufacturing processes are designed to meet automotive industry durability benchmarks referenced by resources such as general fuel filter technology and design.

Shipping and Delivery

We ship the MFILTER DF 328 fuel filter to all 50 U.S. states with tracked, insured delivery. Most orders leave our warehouse within 1–2 business days and arrive within 3–7 business days depending on destination. Review full details on our shipping policy page, or browse our full engine and filtration parts shop for related components.

What Customers Are Saying

“”Matched the OE part exactly, bolt for bolt. Shipping to Omaha took about 4 days.” — Owen, Omaha, NE

“”Easy install, exact fit for my truck. Would order from this shop again.” — Brianna, Tampa, FL

Individual results may vary based on vehicle condition, fuel quality, and installation quality.

Frequently Asked Questions

Why is this part priced at $9.99?

Pricing reflects the MFILTER brand’s manufacturing quality, materials, and engineering tier relative to other options in our catalog, while remaining competitive with comparable OE and aftermarket parts.

How often should a fuel filter be replaced?

Most manufacturers recommend replacing the fuel filter every 20,000–40,000 miles, though intervals vary by vehicle and fuel quality. Check your owner’s manual for the manufacturer-recommended interval.

Is this a direct OE replacement?

Yes. The MFILTER DF 328 is engineered to match the fitment, connection type, and filtration performance of the original equipment fuel filter, so no additional modification is required for installation.

What is your return policy on this part?

Unused parts in original packaging can be returned within our standard return window. Review the complete terms on our warranty policy page or reach out via our contact page.

How long does shipping take?

Orders ship nationwide to all 50 U.S. states. Standard delivery typically takes 3–7 business days depending on your location; expedited options are available at checkout. Full details are on our shipping policy page.

Do you ship to my state?

Yes, we ship to all 50 U.S. states with tracked, insured shipping on every order.

What vehicles is this fuel filter compatible with?

This MFILTER DF 328 fuel filter is manufactured to fit its specified applications. Always cross-reference your vehicle’s VIN or OE part number against our fitment guide, or contact our support team through the contact page before ordering to confirm compatibility.

Can I install this fuel filter myself?

Experienced DIY mechanics with the correct tools can often complete this installation at home, particularly for inline filters. Spin-on and in-tank filters may require fuel system depressurization — if you’re unsure, we recommend having it installed by a certified technician.

Does this fuel filter come with a warranty?

Yes, this part is covered by the manufacturer’s standard warranty against defects in material and workmanship. Warranty terms are outlined on our warranty policy page.

What symptoms indicate a failing fuel filter?

Common symptoms include rough idling, hesitation or stumbling under acceleration, difficulty starting, reduced power, stalling, and in some cases reduced fuel economy. A severely clogged filter can eventually cause a no-start condition.

What type of fuel filter is this?

See the specifications table above for the exact filter type and design used by the MFILTER DF 328.

Related Parts and Resources

• Browse our full engine & filtration catalog
• MFILTER DE 3138 Fuel Filter
• MFILTER DE 3139 Fuel Filter
• MFILTER DE 3128 Fuel Filter
• MFILTER BF 01 Fuel Filter
• MAHLE ORIGINAL KX 393D Fuel Filter
• Warranty policy
• Shipping policy
• General FAQ
• About CG Auto Parts Shop

For general fuel system maintenance guidance, see general fuel filter technology and design and EPA guidance on fuel system maintenance and emissions.