Porsche 911/Boxster Horn - (LOW Tone / FREQUENCY) 99663520507

Porsche Part #: 996-635-205-07 (99663520507)

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

We may be able to get another

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:

Other Horn that may fit your vehicle

Horn (HIGH Tone / PITCH)

Horn (HIGH Tone / PITCH)

$49.99
Fits 2005–2012 Porsche 911 / Boxster / Cayman
Porsche: 99763521600
Used Only 1 left
Horn Mount / Bracket

Horn Mount / Bracket

$59.99
Fits 2005–2012 Porsche 911 / Boxster / Cayman
Porsche: 99763515002
Used Only 1 left
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The low-frequency horn, OEM part number 99663520507, is specifically designed for several Porsche models including the 911 (from 1998 to 2005) and Boxster (from 1997 to 2004). Situated typically in the front grille area, this horn plays a crucial role in the vehicle's auditory signaling system, ensuring the driver can alert pedestrians and other drivers effectively. Common issues that necessitate replacement include a complete failure to sound, internal damage, or corrosion from weather exposure. This part may also be referred to as a "low tone horn" or "R P." Replace worn or damaged horns to maintain safety and reliable vehicle functionality, supporting a seamless connection within the vehicle’s electrical system.

Specifications

Specifications for Horn - (LOW Tone / FREQUENCY) 99663520507
Fits Vehicle Model911, Boxster
Fits Vehicle MakePorsche
Porsche Part No996-635-205-07 (99663520507)
Compatible OEM Part No 996-635-205-04, 996-635-205-03, 996-635-205-02, 996-635-205-01, 996-635-205-00
CategorySiren / Horn

Compatible Vehicles

Fits 67 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 · 54 variants
  • Boxster 1997-2004 · 13 variants
View all 67 vehicle configurations
Full vehicle fitment list for Horn - (LOW Tone / FREQUENCY) 99663520507
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 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 Carrera S Convertible 3.8L
2005 Porsche 911 Carrera S Coupe 3.8L
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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