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Porsche // 928 (1978-1995) // 928S2 4.7L 1984-86
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- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche 997 MKII GT3 / GT3 RS 2010-11
- Porsche 997 MKII Turbo 2010-13
- Porsche 997 MKII GT2 RS 2011-13
The Porsche Headlamp Back Cover is a genuine OEM part designed to protect and seal the rear of the headlight unit on Porsche 911 (997) models equipped with Xenon headlights and directional beam systems.
Fits:
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche 997 MKII GT3 2010-11
- Porsche 997 MKII Turbo 2010-13
- Porsche 997 MKII GT2 RS 2011-13
603 - Xenon Plus Dynamic Cornering Light
What This Product Does:
Protects the rear of the headlamp unit. It covers the bulb/opening at the rear of the headlight housing to keep out dust, moisture, debris, and other contaminants. Without a proper cover, the headlamp internals (bulb base, electrical connections, reflectors) can get exposed and degrade.
Symptoms Of A Worn, Missing Or Faulty Cover:
- There is visible dust, dirt, or moisture inside the headlamp (fogging of lens, condensation).
- The bulb wiring or connectors are getting dirty, corroded, or oxidising.
- The headlamp bulb is more likely to fail prematurely because of exposure to moisture or debris.
- Unwanted noise or slight leaks from the headlamp housing area.
- The cover is missing, cracked, warped, or doesn’t seal properly.
Why Replacement Matters:
- Protects light output and longevity of bulbs: keeping moisture and contaminants out helps the Xenon bulbs perform correctly and last longer.
- Maintains the integrity of the headlamp unit (reflectors, lens, internal wiring) by keeping the internal environment sealed.
- Prevents electrical / corrosion issues in bulb socket, connectors, internal reflectors or aim/beam adjusters.
- Avoids more expensive issues: sometimes a poor seal can lead to water damage that’s more costly than just replacing the cap.
Diagram Ref No 8
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99763120
The product you are viewing cross references to these numbers
- 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
Fits:
Porsche 927 1978-95
Click 'Zoom in' for large parts diagram.
Diagram ref no 27
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92875006702
The product you are viewing cross references to these numbers
- Porsche 924 2.0L 1976-79
- Porsche 924 2.0L 1980-85
- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924 Carrera GT 2.0L 1981
- Porsche 924 Carrera GTS 2.0L 1982
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- 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
Headlamp Motor Protective Cap Upper – 924 / 944 / 928
High-quality upper headlamp motor protective cap
designed for Porsche 924, 944, and 928 models.
Fits:
- Porsche 924 2.0L 1976-79
- Porsche 924 2.0L 1980-85
- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924 Carrera GT 2.0L 1981
- Porsche 924 Carrera GTS 2.0L 1982
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- 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 28
This cap fits over the headlamp motor assembly, providing essential protection against dirt, moisture, and debris within the engine bay. It helps preserve the functionality and longevity of the pop-up headlight mechanism by shielding sensitive components from environmental exposure.
Manufactured to OEM specifications, this protective cap ensures correct fitment and durability, making it ideal for restoration, repair, or replacement of damaged or missing covers.
Key Features
• Upper protective cap for headlamp motor
• Suitable for Porsche 924, 944, and 928
• Designed for pop-up headlight systems
• Protects motor assembly from dirt and moisture
• OEM-style fit and specification
• Durable construction for long-term reliability
Function and Purpose
This protective cap plays an important role in the headlight system.
It helps to:
• Cover and protect the headlamp motor assembly
• Prevent dirt, dust, and moisture ingress
• Reduce risk of corrosion or mechanical wear
• Maintain reliable operation of pop-up headlights
• Extend the lifespan of motor components
Why Replace Protective Caps
Over time, protective covers can become damaged or degraded.
Common issues include:
• Cracked or brittle plastic
• Missing covers exposing components
• Dirt and moisture contamination
• Reduced protection of moving parts
Replacing worn caps ensures proper protection and system longevity.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
477941387
The product you are viewing cross references to these numbers