Porsche 911/Boxster Headlight Bulb Cover / Cap Left, Right 99663123100

Porsche Part #: 996-631-231-00 (99663123100)

This page covers one exact OEM part number. Every unit we stocked has sold.

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Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:

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$5.99
Fits 1997–2004 Porsche 911 / Boxster
Porsche: 99663123300
Used Left, Right Only 1 left
  • Genuine OEM — real photos
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Maintain the integrity and functionality of your Porsche's lighting system with the genuine OEM Headlight Bulb Cover, Part Number 99663123100. This cap is designed specifically for models such as the 1997-2004 Porsche Boxster and 1998-2001 Porsche 911, ensuring proper sealing of the headlight assembly without xenon headlamps. Located on the left or right outer section of the headlight unit, this cover prevents moisture and debris infiltration, addressing common issues like fogging, corrosion, or electrical malfunctions. As an original part sourced from salvage vehicles, it guarantees a precise fit and reliable performance, making it an essential replacement for any worn or damaged headlight bulb cover.

Specifications

Specifications for Headlight Bulb Cover / Cap 99663123100
Fits Vehicle Model911, Boxster
Fits Vehicle MakePorsche
Porsche Part No996-631-231-00 (99663123100)
SideLeft, Right
CategoryLighting

Compatible Vehicles

Fits 32 vehicle configurations across 1 make, 1997-2004.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Porsche

  • 911 1998-2001 · 19 variants
  • Boxster 1997-2004 · 13 variants
View all 32 vehicle configurations
Full vehicle fitment list for Headlight Bulb Cover / Cap 99663123100
Year Make Model Trim Engine Note
1997 Porsche Boxster Convertible 2.5L
1998 Porsche 911 Carrera 4 Convertible 3.6L
1998 Porsche 911 Carrera 4 Coupe 3.6L
1998 Porsche 911 Carrera 4S Coupe 3.6L
1998 Porsche 911 Carrera Convertible 3.6L
1998 Porsche 911 Carrera S Coupe 3.6L
1998 Porsche 911 Targa 3.6L
1998 Porsche Boxster Convertible 2.5L
1999 Porsche 911 Carrera 4 Convertible 3.4L
1999 Porsche 911 Carrera 4 Coupe 3.4L
1999 Porsche 911 Carrera Convertible 3.4L
1999 Porsche 911 Carrera Coupe 3.4L
1999 Porsche Boxster Convertible 2.5L
2000 Porsche 911 Carrera 4 Convertible 3.4L
2000 Porsche 911 Carrera 4 Coupe 3.4L
2000 Porsche 911 Carrera Convertible 3.4L
2000 Porsche 911 Carrera Coupe 3.4L
2000 Porsche Boxster Roadster Convertible 2.7L
2000 Porsche Boxster Roadster S Convertible 3.2L
2001 Porsche 911 Carrera 4 Convertible 3.4L
2001 Porsche 911 Carrera 4 Coupe 3.4L
2001 Porsche 911 Carrera Convertible 3.4L
2001 Porsche 911 Carrera Coupe 3.4L
2001 Porsche 911 Turbo Coupe 3.6L Turbo
2001 Porsche Boxster Roadster Convertible 2.7L
2001 Porsche Boxster Roadster S Convertible 3.2L
2002 Porsche Boxster Roadster Convertible 2.7L
2002 Porsche Boxster Roadster S Convertible 3.2L
2003 Porsche Boxster Roadster Convertible 2.7L
2003 Porsche Boxster Roadster S Convertible 3.2L
2004 Porsche Boxster Convertible 2.7L
2004 Porsche Boxster S Convertible 3.2L

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