Bosch Fuel Injector Seal for Porsche 964/993/996/986/Cayenne (1989-2005)

This Bosch Fuel Injector Seal is used on the Porsche applications listed in the fitment table below, including 964, 993, 996, 986, and early Cayenne models. A fresh injector seal helps maintain the correct seal between the injector and its mounting point during injector service. 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: 1 280 210 752
• Part type: Fuel injector seal / injector O-ring
• Seal size: 7.52 x 3.53 mm
• Common Porsche reference: 944 110 901 01
• Install note: Typically replaced during injector removal or fuel rail service

Fitment & Compatibility

Use the fitment table below to verify model and year before ordering. Injector sealing parts can vary by injector design and engine family.

Need help confirming the right injector seal for your setup? Send the VIN or injector part number and we will check it. We have been working through Porsche fitment details for over 20 years.