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Porsche > 911 & 912 (1965-1989) > 911 1978-1989 3.3L Turbo (930) > Service Parts >

Fuel Filters

Fuel Filters

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DISPLAYING 1 to 11 (of 11 products)
Fuel filter for fuel tank. Porsche 911 1974-89 - 91120114100
2
Fuel filter for fuel tank. Porsche 911 1974-89
Special Order item
91120114100
Product Information
Product Information
Fuel filter for fuel tank



Fits:
Porsche 911 1974-89
Porsche 911 (930) Turbo 1975-89

Click "Zoom In" for large parts diagram.
Diagram ref no 25.

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Related, superseded, cross reference or alternative numbers for comparison.

91120114100
91120114100

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Fuel filter for fuel tank. Porsche 911 1974-89 - 91120114100 - LO99-111, 1618700500
3
Fuel filter for fuel tank. Porsche 911 1974-89
91120114100/1
Product Information
Product Information
Fuel filter for fuel tank
The OE Match fuel tank filter element is intended for Porsche 911 models from 1974 to 1989 and 930 Turbo models from 1975 to 1989. It is a direct service component for the front fuel tank assembly.

Fits
Porsche 911 1974 - 1989
Porsche 911 (930) Turbo 1975 - 1989

Diagram ref no 25

What This Product Does

This filter element screens debris and contamination within the fuel tank before fuel circulates through the delivery system. Maintaining an unrestricted supply helps protect the fuel pump and downstream injection or carburettor components.


Functions

  • Filters particles from fuel leaving the tank
  • Helps protect the fuel pump from contamination
  • Supports consistent fuel flow through the delivery system
  • Forms part of the front fuel tank assembly


Technical Details

  • Part number: 91120114100
  • Component type: fuel tank filter element
  • Installation location: front fuel tank assembly


Symptoms of Fault

  • Hesitation or reduced power under load
  • Long cranking or difficult starting
  • Restricted fuel flow
  • Fuel pump operating more noisily than usual
  • Repeated contamination found elsewhere in the fuel system
  • Visible debris or deterioration identified during tank servicing


Why Replacement Matters

An obstructed filter can restrict the supply of fuel and place additional demand on the pump. Replacement may be appropriate during scheduled fuel-system maintenance, tank refurbishment or diagnosis of contamination and flow problems. Inspect associated connections and sealing components during installation.


FAQs

  • Is this the engine-bay fuel filter?
    No. This part is the filter element associated with the front fuel tank assembly.
  • When should it be inspected?
    Inspection is advisable when servicing the tank, investigating restricted fuel flow or dealing with contamination after prolonged storage.
  • Can a blocked element affect the fuel pump?
    Restricted flow can make the pump work harder and may contribute to noisy operation or fuel-delivery problems.
  • Does it fit every classic 911?
    No. Confirm part number 91120114100 against the vehicle model, production year and fuel-system arrangement before installation.


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

91120114100
91120114100

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Fuel filter for Porsche 911 3.0L SC 180 bhp cars / 924 1977-85 - 93011007600, 0450905079, 93011007602, 0450905021, 93011019600
1
Fuel filter for Porsche 911 3.0L SC 180 bhp cars / 924 1977-85
Special Order item
93011019600
Product Information
Product Information
Fuel filter.
Bosch Ref: 0450905079 / 0450905021



Fits:
Porsche 911 /  911S 2.7ltr - 06/1977 Onwards
Porsche 911 SC 3.0L 1978 - 81 (180bhp cars) 
Porsche 924 1977 - 85

You may need also:
- 93011019900
- 90012300730
- 93011019800
- N0138123

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

93011019600
93011007600
0450905079
93011007602
0450905021
93011019600

The product you are viewing cross references to these numbers
Fuel filter for Porsche 911 3.0L SC 180 bhp cars / 924 1977-85 - 93011007600, 0450905079, 93011007602, 0450905021, 93011019600
2
Fuel filter for Porsche 911 3.0L SC 180 bhp cars / 924 1977-85
93011019600/2
Product Information
Product Information
Fuel filter.



Fits:
Porsche 911 /  911S 2.7ltr - 06/1977 Onwards
Porsche 911 SC 3.0L 1978 - 81 (180bhp cars) 
Porsche 924 1977 - 85

Please note: you will have to transfer the end connectors from old filter as new filter doesn't come with them.

You may need also:
- 93011019900
- 90012300730
- 93011019800
- N0138123

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

93011019600
93011007600
0450905079
93011007602
0450905021
93011019600

The product you are viewing cross references to these numbers
Fuel filter for Porsche 911 3.0L SC 180 bhp cars / 930 1981-89 / 928 1980 - 83 M28.11/12 - 92811014705
1
Fuel filter for Porsche 911 3.0L SC 180 bhp cars / 930 1981-89 / 928 1980 - 83 M28.11/12
Special Order item
92811014705
Product Information
Product Information
Fuel filter.



Fits:
Porsche 911 SC 3.0L 1981 -83 (204bhp cars)
Porsche 930 1981 - 89
Porsche 928 1980 - 83 M28.11/12

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

92811014705
92811014705

The product you are viewing cross references to these numbers
Fuel filter for Porsche 911 3.0L SC 180 bhp cars / 930 1981-89 / 928 1980 - 83 M28.11/12 - 92811014705 - K22
1
Fuel filter for Porsche 911 3.0L SC 180 bhp cars / 930 1981-89 / 928 1980 - 83 M28.11/12
92811014705/1
Product Information
Product Information
Fuel filter.



Fits:
Porsche 911 SC 3.0L 1981 -83 (204bhp cars)
Porsche 930 1981 - 89
Porsche 928 1980 - 83 M28.11/12


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

92811014705
92811014705

The product you are viewing cross references to these numbers
Fuel filter Porsche 930 Turbo 1975-80 - 93011013900, 9700014, 0450905281
2
Fuel filter Porsche 930 Turbo 1975-80
Special Order item
93011013900
Product Information
Product Information
Fuel Filter. Rear.



Fits:
Porsche 911 (930) Turbo 1975-80

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

93011013900
93011013900
9700014
0450905281

The product you are viewing cross references to these numbers
Fuel filter. Porsche 930 Turbo 1975-80 - 93011013900, 0450905281
3
Fuel filter. Porsche 930 Turbo 1975-80
93011013900/1
Product Information
Product Information
Fuel filter. REAR



Fits:
Porsche 911 (930) Turbo 1975-80

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

93011013900
93011013900
0450905281

The product you are viewing cross references to these numbers
Fuel filter. Porsche 930 Turbo 1975-80 - 93011013900, 9700014, 0450905281
1
Fuel filter. Porsche 930 Turbo 1975-80
93011013900/2
Product Information
Product Information
Fuel filter. Porsche 930 Turbo 1975-80, just like the original style 



Fits:
Porsche 911 (930) Turbo 1975-80

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

93011013900
93011013900
9700014
0450905281

The product you are viewing cross references to these numbers
Seal for fuel tank strainer. Porsche 911 1969-89 - 91120114300, 1615652400
3
Seal for fuel tank strainer. Porsche 911 1969-89
Special Order item
91120114300
Product Information
Product Information
Seal for fuel tank strainer.



Fits:
Porsche 911 2.0-3.3 08/69-07/89

Click 'Zoom In' for large parts diagram.
Diagram ref no 20

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

91120114300
91120114300
1615652400

The product you are viewing cross references to these numbers
Seal for fuel tank strainer. Porsche 911 1969-89 - 91120114300 - 1615652400
3
Seal for fuel tank strainer. Porsche 911 1969-89
91120114300/1
Product Information
Product Information
Seal for fuel tank strainer.



Fits:
Porsche 911 2.0-3.3 08/69-07/89

Click 'Zoom In' for large parts diagram.
Diagram ref no 20

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

91120114300
91120114300

The product you are viewing cross references to these numbers
DISPLAYING 1 to 11 (of 11 products)
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About Fuel Filters

Fuel Filters – Essential Protection for Your Engine and Fuel System

Fuel filters are critical service components designed to remove dirt, rust, debris and contaminants from fuel before it reaches the engine. By ensuring only clean fuel passes through the fuel system, fuel filters protect injectors, fuel pumps and internal engine components from premature wear and damage.

At Design911, we supply high-quality fuel filters from trusted original equipment and OE-approved manufacturers, engineered to meet exact flow rates and filtration standards. Whether for routine servicing, preventative maintenance or performance reliability, replacing your fuel filter at the correct interval helps maintain smooth engine operation, fuel efficiency and long-term durability.

What Do Fuel Filters Do?

Fuel filters are installed within the fuel delivery system to trap harmful particles and impurities that can enter through fuel tanks, lines or during refuelling. Their key functions include:

  • Preventing dirt and debris from reaching fuel injectors
  • Protecting fuel pumps from internal wear
  • Maintaining correct fuel pressure and flow
  • Supporting clean combustion and smooth engine running

Modern fuel systems rely on precise tolerances, making effective filtration essential for performance and reliability.

Why Choose Quality Fuel Filters?

High-quality fuel filters are essential because they offer:

  • Correct filtration levels without restricting fuel flow
  • OE-spec construction and fitment accuracy
  • Durable housings and filter media for long service life
  • Reliable protection for injectors and fuel pumps

Using inferior or incorrect filters can lead to reduced performance, injector failure or fuel system damage. Choosing OE-quality fuel filters helps ensure consistent engine operation and long-term reliability.

When Should You Replace a Fuel Filter?

Fuel filters should be replaced when:

  • Following manufacturer-recommended service intervals
  • Experiencing rough running, hesitation or reduced performance
  • Replacing fuel pumps or injectors
  • Carrying out major or preventative servicing

Regular fuel filter replacement helps avoid costly fuel system repairs and ensures optimal engine efficiency.

At Design911, our fuel filters meet strict quality standards to support dependable servicing and professional workshop results.

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