Bosch Reference Mark Sensor for Porsche 964/996/997 (1990-2005)

This Bosch Reference Mark Sensor is a direct-fit replacement for Porsche 964/996/997 models from 1990-2005 listed in the fitment table below. Bosch has been a global leader in automotive technology since 1886, pioneering innovations like electronic fuel injection and oxygen (lambda) sensors that shaped modern engine management. Today, Bosch supplies OEM-quality sensors, engine electronics, ignition components, and braking parts found in vehicles worldwide. Known for precision engineering and reliable performance, Bosch parts are built to factory specifications for dependable fitment and long-term durability.

Technical Details

• Manufacturer part number: 0-261-210-205
• Part type: Reference Mark Sensor
• Application range: 1990-2005
• Porsche model coverage: 964/996/997
• Fitment notes: Confirm exact submodel trim such as Carrera 2, Carrera 4, GT2, Turbo, Turbo 3.6, Turbo S against the table below.

Fitment & Compatibility

Use the fitment table below to confirm year, model, and listed submodel coverage for this Bosch part. When multiple Porsche variants are covered, matching the exact application in the table is the best way to avoid ordering the wrong part.

If you need help confirming the right Bosch part for your Porsche, send us your fitment details. We have been doing Porsche parts work for over 20 years and still treat fitment questions like they matter.