Porsche 911/Boxster Radiator Air Guide / Duct Left 99657532100

Porsche Part #: 996-575-321-00 (99657532100)

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Optimize your vehicle's cooling performance with this factory-original Radiator Air Guide / Duct, part number 99657532100. Designed for seamless compatibility with various Porsche models, this part fits 1997-2004 Boxster and 1998-2005 911. Located at the left front, this air duct directs airflow efficiently to the radiator, reducing engine temperatures and enhancing performance. Common issues resolved include overheating due to a damaged or worn-out air guide. Also known as the Fan Shroud or Radiator Support Air Duct, this part is a reliable replacement to restore your vehicle’s functionality. Compatible replacement numbers include 9965056640001C and 99650583100. Ensure your Porsche maintains optimum performance with this genuine OEM part.

Specifications

Specifications for Radiator Air Guide / Duct 99657532100
Fits Vehicle Model911, Boxster
Fits Vehicle MakePorsche
Porsche Part No996-575-321-00 (99657532100)
SideLeft
CategoryRadiator / Coolant

Compatible Vehicles

Fits 34 vehicle configurations across 1 make, 1997-2005.

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 1998-2005 · 21 variants
  • Boxster 1997-2004 · 13 variants
View all 34 vehicle configurations
Full vehicle fitment list for Radiator Air Guide / Duct 99657532100
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 911 GT3 Coupe 3.6L
2004 Porsche Boxster Convertible 2.7L
2004 Porsche Boxster S Convertible 3.2L
2005 Porsche 911 GT3 Coupe 3.6L

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