Porsche 911/Boxster Alternator (120 AMP) 99660301202

Porsche Part #: 996-603-012-02 (99660301202)

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Alternator (120 AMP) for Porsche models, OEM Part Number: 99660301202. Located on the front of the engine, this alternator is crucial for generating electrical power, maintaining battery charge, and powering vehicle electronics. Common issues include undercharging or failure to supply adequate power, often due to wear or damage. Compatible with Porsche 911 (2000-2005) and Boxster (2000-2004) models. This part addresses failure symptoms directly related to electrical system malfunctions. Dimensions: 10" H x 9" L x 9" W. Ensure reliable performance with this high-capacity alternator suitable for your European vehicle's specific needs.

Specifications

Specifications for Alternator (120 AMP) 99660301202
Fits Vehicle Model911, Boxster
Fits Vehicle MakePorsche
Porsche Part No996-603-012-02 (99660301202)
CategoryBattery / Charging / Starting

Compatible Vehicles

Fits 52 vehicle configurations across 1 make, 2000-2005.

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 2000-2005 · 42 variants
  • Boxster 2000-2004 · 10 variants
View all 52 vehicle configurations
Full vehicle fitment list for Alternator (120 AMP) 99660301202
Year Make Model Trim Engine Note
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 911 Carrera 4 Convertible 3.6L
2002 Porsche 911 Carrera 4S Coupe 3.6L
2002 Porsche 911 Carrera Convertible 3.6L
2002 Porsche 911 Carrera Coupe 3.6L
2002 Porsche 911 GT2 Coupe 3.6L Turbo
2002 Porsche 911 Targa 3.6L
2002 Porsche 911 Turbo Coupe 3.6L Turbo
2002 Porsche Boxster Roadster Convertible 2.7L
2002 Porsche Boxster Roadster S Convertible 3.2L
2003 Porsche 911 Carrera 4 Convertible 3.6L
2003 Porsche 911 Carrera 4S Coupe 3.6L
2003 Porsche 911 Carrera Convertible 3.6L
2003 Porsche 911 Carrera Coupe 3.6L
2003 Porsche 911 GT2 Coupe 3.6L Turbo
2003 Porsche 911 Turbo Coupe 3.6L Turbo
2003 Porsche Boxster Roadster Convertible 2.7L
2003 Porsche Boxster Roadster S Convertible 3.2L
2004 Porsche 911 Coupe 3.6L
2004 Porsche 911 Carrera 4 Convertible 3.6L
2004 Porsche 911 Carrera 4S Convertible 3.6L
2004 Porsche 911 Carrera 4S Coupe 3.6L
2004 Porsche 911 Carrera Convertible 3.6L
2004 Porsche 911 Carrera Coupe 3.6L
2004 Porsche 911 GT2 Coupe 3.6L Turbo
2004 Porsche 911 GT3 Coupe 3.6L
2004 Porsche 911 Turbo Convertible 3.6L Turbo
2004 Porsche 911 Turbo Coupe 3.6L Turbo
2004 Porsche Boxster Convertible 2.7L
2004 Porsche Boxster S Convertible 3.2L
2005 Porsche 911 Carrera 4S Convertible 3.6L
2005 Porsche 911 Carrera 4S Coupe 3.6L
2005 Porsche 911 Carrera Convertible 3.6L
2005 Porsche 911 Carrera Coupe 3.6L
2005 Porsche 911 GT2 Coupe 3.6L Turbo
2005 Porsche 911 GT3 Coupe 3.6L
2005 Porsche 911 Turbo Convertible 3.6L Turbo
2005 Porsche 911 Turbo Coupe 3.6L Turbo
2005 Porsche 911 Turbo S Convertible 3.6L Turbo
2005 Porsche 911 Turbo S Coupe 3.6L Turbo

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