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Porsche > 944 (1982-1991) > Engine Electrical >

Wiring Harness / Cables

Wiring Harness / Cables

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DISPLAYING 17 to 24 (of 24 products)
1 2
Motronic DME connector kit 55 pin. Porsche 944 S / 944 S2 - 94460704006, 94460704008, 94460704009 - TRW-944-021
2
Motronic DME connector kit 55 pin. Porsche 944 S / 944 S2
94461812405/2
Product Information
Product Information
Motronic DME connector kit - 55 Pin 

technicaracewire

Fits:
Porsche 944 S - 1987 to 1988
Porsche 944  S2- 1989 to 1991


Connector will fit Bosch units
0 281 200 195


Connector List:

  • 55 Pin ECU Connector
  • Wire Seals
  • Terminals
  • Connector Screws

Suitable for Bosch Motronic
M1.3 / M1.5 / M1.52 / M1.54
MP5.1 / MP5.2 / MP7 / M2.5 / M2.7 /M2.10

Features:
After three decades of heat and extreme environmental conditions, the connectors and wires become extremely brittle and fragile and can break. Oftentimes, they break by just unplugging them. This can cause signal loss and prevent your engine from starting.

This OEM+ replacement kit will replace the stock ECU Bosch DME connector.



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Related, superseded, cross reference or alternative numbers for comparison.

94461812405
94460704006
94460704008
94460704009

The product you are viewing cross references to these numbers
O2 sensor engine wiring loom. Porsche 944 2.5ltr late dash - 95160613500, 94460613500
4
O2 sensor engine wiring loom. Porsche 944 2.5ltr late dash
94460601900/2
Product Information
Product Information
O2 sensor engine wiring loom - Normally aspirated engines 

technicaracewire

Fits:
Porsche 944 2.5ltr - 1982 to 1985 (late dash)

This Porsche 944 O2 Harness will replace your brittle and old connectors, terminals, wires, and loom

Features:

  • The O2 Sensor section of the factory harness connector has been exposed to three decades of high heat cycles and extreme environmental conditions. As a result, the wires and connectors become brittle and broken, which can cause problems with engine performance.
  • This OEM+ replacement harness with yellow labels will ensure a cleaner engine bay, using brand-new connectors and wires, and sealed boots. The harness will be routed through the elephant's boot, down the main branch, and into the DME at the passenger's footwell. A full pinout and instruction manual will be provided with the harness.
  • TXL Wires (Temperature Rating to +125 C)
  • Polyethylene Terephthalate (PET) Loom (Temperature Rating to +125 C)

Click 'Zoom in' for large parts diagram.
Diagram ref no 22




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

94460601900
95160613500
94460613500

The product you are viewing cross references to these numbers
O2 sensor engine wiring loom. Porsche 944 early dash - TRW-944-18
3
O2 sensor engine wiring loom. Porsche 944 early dash
94460601900/1
Product Information
Product Information
O2 sensor engine wiring loom - Normally aspirated engines 

technicaracewire

Fits:
Porsche 944 - 1982 to 1985 (early dash)

This Porsche 944 O2 Harness will replace your brittle and old connectors, terminals, wires, and loom
Fits 250-23025 Oxygen Sensor

Features:

  • The O2 Sensor section of the factory harness connector has been exposed to three decades of high heat cycles and extreme environmental conditions. As a result, the wires and connectors become brittle and broken, which can cause problems with engine performance.
  • This OEM+ replacement harness with yellow labels will ensure a cleaner engine bay, using brand-new connectors and wires, and sealed boots. The harness will be routed through the elephant's boot, down the main branch, and into the DME at the passenger's footwell. A full pinout and instruction manual will be provided with the harness.
  • TXL Wires (Temperature Rating to +125 C)
  • Polyethylene Terephthalate (PET) Loom (Temperature Rating to +125 C)

Protective Cap for Fuel Injector. Porsche 924S / 944 / 928 - 94461212802, 94461212800
2
Protective Cap for Fuel Injector. Porsche 924S / 944 / 928
Special Order item
94461212802
Product Information
Product Information

Fuel Injector Connector Protective Rubber Boot
Sold each

High-quality protective rubber boot designed for the fuel injector connector on Porsche 924S, 944, and 928 models, providing essential protection for the electrical connection.

This rubber boot fits over the injector connector, shielding it from heat, moisture, dirt, and engine bay contaminants, helping to maintain reliable electrical contact and prevent premature wear or failure.

Fits:

  • Porsche 924S 2.5L 1986-87
  • Porsche 924S 2.5L 1988
  • Porsche 944 2.5L 8V 1982-87
  • Porsche 944S 2.5L 16V 1987-88
  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 928 4.5L 1978-82
  • Porsche 928S 4.7L 1981-83
  • Porsche 928S2 4.7L 1984-86
  • Porsche 928S4 5.0L 1987-92
  • Porsche 928GT 5.0L 1989-91
  • Porsche 928GTS 5.4L 1992-95

Diagram ref no 2  

Sold individually, this component is ideal for replacing cracked, hardened, or missing boots during maintenance or restoration of the fuel injection system.

Key Features

• Protective rubber boot for fuel injector connector
• Suitable for Porsche 924S, 944, and 928
• Shields electrical connections from contaminants
• Helps maintain reliable injector operation
• Flexible, heat-resistant rubber construction
• OEM-style fit and appearance
• Ideal for restoration and repair work
• Sold individually

Function and Purpose

This rubber boot plays a key role in protecting injector wiring.

It helps to:
• Protect electrical connections from dirt and moisture
• Reduce risk of corrosion and electrical faults
• Maintain consistent injector signal reliability
• Extend lifespan of wiring connectors
• Support overall engine performance

Why Replace Injector Connector Boots

Over time, rubber components deteriorate due to heat and exposure.

Common issues include:
• Cracked or brittle rubber
• Missing or damaged boots
• Exposure of connectors to contaminants
• Increased risk of electrical faults

Replacing worn boots helps ensure reliable fuel injection system performance.



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

94461212802
94461212802
94461212800

The product you are viewing cross references to these numbers
Protective Cap for Fuel Injector. Porsche 924S / 944 / 928 - 94461212802, 94461212800 - PGESV
2
Protective Cap for Fuel Injector. Porsche 924S / 944 / 928
94461212802/1
Product Information
Product Information

Fuel Injector Connector Protective Rubber Boot
Sold each

High-quality protective rubber boot designed for the fuel injector connector on Porsche 924S, 944, and 928 models, providing essential protection for the electrical connection.

This rubber boot fits over the injector connector, shielding it from heat, moisture, dirt, and engine bay contaminants, helping to maintain reliable electrical contact and prevent premature wear or failure.

Fits:

  • Porsche 924S 2.5L 1986-87
  • Porsche 924S 2.5L 1988
  • Porsche 944 2.5L 8V 1982-87
  • Porsche 944S 2.5L 16V 1987-88
  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 928 4.5L 1978-82
  • Porsche 928S 4.7L 1981-83
  • Porsche 928S2 4.7L 1984-86
  • Porsche 928S4 5.0L 1987-92
  • Porsche 928GT 5.0L 1989-91
  • Porsche 928GTS 5.4L 1992-95

Diagram ref no 2  

Sold individually, this component is ideal for replacing cracked, hardened, or missing boots during maintenance or restoration of the fuel injection system.

Key Features

• Protective rubber boot for fuel injector connector
• Suitable for Porsche 924S, 944, and 928
• Shields electrical connections from contaminants
• Helps maintain reliable injector operation
• Flexible, heat-resistant rubber construction
• OEM-style fit and appearance
• Ideal for restoration and repair work
• Sold individually

Function and Purpose

This rubber boot plays a key role in protecting injector wiring.

It helps to:
• Protect electrical connections from dirt and moisture
• Reduce risk of corrosion and electrical faults
• Maintain consistent injector signal reliability
• Extend lifespan of wiring connectors
• Support overall engine performance

Why Replace Injector Connector Boots

Over time, rubber components deteriorate due to heat and exposure.

Common issues include:
• Cracked or brittle rubber
• Missing or damaged boots
• Exposure of connectors to contaminants
• Increased risk of electrical faults

Replacing worn boots helps ensure reliable fuel injection system performance.



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

94461212802
94461212802
94461212800

The product you are viewing cross references to these numbers
Wiring harness alternator. Porsche 944 2.5ltr with early dash - 94461201501, 94561201500 - TRW-944-07
5
Wiring harness alternator. Porsche 944 2.5ltr with early dash
94461201501/1
Product Information
Product Information
Wiring harness alternator. 

technicaracewire
 
Fits:
Porsche 944 2.5ltr - 1982 to 1985 for cars with early dash
For LHD (Left Hand Drive) cars and RHD (Right Hand Drive)


Features:

  • 6 GA Motorsport Batter Cable
  • 12 GA TXL Wires (Starter Solenoid)
  • 18 GA TXL Wires (Alternator Exciter)
  • Tin-Plated Battery Lugs on both ends
  • TXL Wires (Temperature Rating to +125 C)
  • Polyethylene Terephthalate (PET) Loom (Temperature Rating to +125 C)

Click 'Zoom in' for large parts diagram.
Diagram ref no 12



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

94461201501
94461201501
94561201500

The product you are viewing cross references to these numbers
Wiring harness fuel injectors. Porsche 924S / 944 / 944 turbo - 94460611201, 95160611000, 93060612000, 93060612001 - TRW-944-025
4
Wiring harness fuel injectors. Porsche 924S / 944 / 944 turbo
94460611201/1
Product Information
Product Information
Wiring harness fuel injectors. 

technicaracewire

Fits:
Porsche 924S - 1986 to 1988
Porsche 944 - 1982 to 1989
Porsche 944 turbo - 1986 to 1991

This Porsche 944 Injector Harness  will replace your brittle and old connectors, terminals, wires and loom.
The fuel injector section of the factory harness connector has been exposed to three decades of high heat cycles and extreme environmental conditions. As a result, the wires and connectors become brittle and broken, which can cause problems with engine performance.

This OEM+ replacement harness with yellow labels will ensure a cleaner engine bay, using brand-new connectors and wires, and sealed boots.

The harness will be routed through the elephant's boot, down the main branch, and into the DME at the passenger's footwell. A full pinout and instruction manual will be provided with the harness.

  • TXL Wires (Temperature Rating to +125 C)
  • Polyethylene Terephthalate (PET) Loom (Temperature Rating to +125 C)


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

94460611201
94460611201
95160611000
93060612000
93060612001

The product you are viewing cross references to these numbers
Wiring harness starter to alternator. Porsche 944 2.5ltr with early dash - 94461201501, 94561201500 - 944.612.015.01
2
Wiring harness starter to alternator. Porsche 944 2.5ltr with early dash
94461201501/2
Product Information
Product Information
Wiring harness starter motor to alternator. 

Fits:
Porsche 944 2.5ltr - 1982 to 1985 for cars with early dash
For LHD (Left Hand Drive) cars and RHD (Right Hand Drive)

  • As original colored wiring.
  • Complete harness including a 100% correct grommet with number 477971911
  • Gasoline, oil, battery acid, engine coolant resistant.
  • High flex sleeving ,very resistant to solvents and free of halogen, sulphur and phosphorous.
  • Handmade, concourse quality.

Diagram ref no 12



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

94461201501
94461201501
94561201500

The product you are viewing cross references to these numbers
DISPLAYING 17 to 24 (of 24 products)
1 2
About Wiring Harness / Cables

Wiring Harnesses & Cables – Reliable Electrical Connectivity for Porsche Vehicles

Wiring harnesses and cables are the lifeblood of your Porsche’s electrical system, transmitting power and data between critical components such as sensors, lights, ignition systems, and control modules. A healthy wiring system ensures reliable communication across all vehicle systems — from the engine to interior electronics — maintaining performance, safety, and comfort.

At Design911, we supply an extensive range of genuine and high-quality wiring harnesses and cables for various Porsche models, including 911, Boxster, Cayman, Cayenne, Macan, and Panamera models. Each harness and cable is precision-engineered for durability, exact fitment, and optimal electrical conductivity to keep your Porsche performing at its best.

What Do Wiring Harnesses and Cables Do?

Wiring harnesses and cables connect all electrical and electronic systems within your Porsche, ensuring dependable power distribution and signal transmission. Their key roles include:

  • Delivering electrical power from the battery and alternator to essential systems.
  • Transmitting data signals between the ECU, sensors, and modules.
  • Supporting lighting, ignition, and climate control circuits.
  • Reducing wiring complexity by grouping circuits into one protected unit.

A well-maintained harness ensures stable voltage delivery, preventing power losses, short circuits, and intermittent faults.

Why Do Wiring Harnesses and Cables Fail?

Due to exposure to vibration, heat, and environmental elements, wiring and cables naturally degrade over time. Common causes of failure include:

  • Corrosion or oxidation on terminals and connectors.
  • Broken or frayed wires from movement or mechanical stress.
  • Insulation cracking due to heat and age.
  • Rodent damage or external wear from abrasion.
  • Water ingress leading to short circuits and poor conductivity.

Symptoms of wiring failure can include intermittent electrical faults, warning lights, non-functioning accessories, or complete electrical system failure.

Why Replace Damaged Wiring Harnesses or Cables?

Replacing worn or damaged wiring ensures electrical reliability, safety, and proper communication between all systems. Faulty wiring can lead to voltage drops, malfunctions, or even electrical fires if left unchecked.

Benefits of replacement include:

  • Restored electrical performance and reliability.
  • Prevention of intermittent faults and short circuits.
  • Improved signal integrity for sensors and control units.
  • Long-lasting durability with manufacturer-quality construction.

All wiring harnesses and cables in our range are built using high-quality copper conductors, heat-resistant sheathing, and precision connectors, ensuring exceptional reliability under all conditions.

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