Please wait… 
Please wait while we process your order,
do not press the back button… 
Design911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://www.design911.co.uk/images/schemaLogo.png https://www.design911.co.uk/images/schemaLogo.png +443456003478 https://www.design911.co.uk Facebook Instagram
Select your vehicle to check compatibility
99611025301/4
Product Information
Product Information

Fuel Filter 

Protect your Porsche's fuel injection system and maintain optimum engine performance with this OE Match Fuel Filter. This high-quality replacement filter removes harmful contaminants from the fuel supply before they reach the injectors and engine.

Fits:

  • Porsche Boxster 986 2.5L 1997-9
  • Porsche Boxster 986 2.7L 1999-02
  • Porsche Boxster S 986 3.2L 1999-02
  • Porsche 996 C2 3.4L 1997-08/01

Diagram ref no 10 

Manufactured to OE specifications, the filter delivers the correct filtration efficiency, flow rate and fitment required for reliable operation. Whether you're carrying out routine servicing or restoring the fuel system after years of use, replacing the fuel filter is an essential maintenance task that helps preserve engine performance and reliability.

What Does the Fuel Filter Do?

The fuel filter forms a critical part of the Porsche fuel delivery system.

Its purpose is to trap dirt, rust particles, moisture and other contaminants before they reach sensitive fuel system components such as the fuel pump, pressure regulator and fuel injectors.

A clean fuel filter helps maintain:

  • Consistent fuel pressure
  • Correct fuel flow
  • Efficient injector operation
  • Smooth engine performance
  • Reliable starting
  • Optimum combustion
  • Long-term protection of the fuel system

By preventing contaminants from circulating through the system, the fuel filter helps reduce wear and supports the long-term reliability of your Porsche engine.

Why Replace the Fuel Filter?

Over time, the filter gradually becomes restricted as it collects contaminants from the fuel system.

As the filter reaches the end of its service life, fuel flow may become restricted, placing additional strain on the fuel pump and reducing engine performance.

Replacing the filter as part of routine maintenance helps restore proper fuel delivery and protects expensive fuel system components.

Symptoms of a Blocked Fuel Filter

A replacement fuel filter may be required if you experience:

  • Difficult starting
  • Hesitation under acceleration
  • Reduced engine performance
  • Loss of power at higher engine speeds
  • Engine misfires
  • Rough idle
  • Poor throttle response
  • Increased fuel pump noise
  • Reduced fuel economy
  • Intermittent engine hesitation

These symptoms may also indicate faults elsewhere within the fuel system. The fuel pump, injectors, pressure regulator and associated components should be inspected during diagnosis.

Benefits

Installing this OE Match fuel filter helps to:

  • Restore optimum fuel flow
  • Protect fuel injectors
  • Reduce contamination within the fuel system
  • Help maintain correct fuel pressure
  • Improve engine performance
  • Promote smoother throttle response
  • Reduce strain on the fuel pump
  • Support reliable starting
  • Improve long-term engine reliability
  • Maintain factory-style fuel system performance

Installation Recommendations

Professional installation is recommended.

During replacement, inspect:

  • Fuel lines
  • Fuel hose connections
  • Fuel pump
  • Fuel pressure regulator
  • Fuel tank condition
  • Fuel rail connections
  • Mounting brackets
  • Sealing washers and fittings

Always relieve fuel system pressure before removing the existing filter and observe appropriate safety procedures when working with petrol.

After installation, cycle the ignition to pressurise the system before starting the engine and carefully inspect all connections for leaks.

Replacing the fuel filter at the recommended service interval helps maintain optimum performance and prolong the life of the complete fuel system.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99611025301

The product you are viewing cross references to these numbers