Servicing the brakes on a 2005 Porsche Boxster S running the ceramic-rotor brake package? This R4-S pad set is cut for that exact application. This set covers the rear axle position listed in the listed applications.
The R4-S compound sits in Porterfield's street-performance range, giving a Boxster S firmer initial bite and more fade resistance under hard use while still behaving on a cold morning commute.
Technical Details
- Manufacturer part number: AP994
- Compound: R4-S
- Position: Rear
- Model year: 2005
Confirm the 2005 Boxster S brake package against the notes below, since pad shape can change with caliper and rotor options across model years. Send us your VIN if the service history is unclear.