Instructions for retrofitting a sport exhaust on the 718 Base and S models.
Porsche technical service bulletin 122-U4C9H-03 for 2017-2019 Porsche 718 Cayman and 2017-2019 Porsche 718 Boxster.
- Bulletin number
- 122-U4C9H-03
- Component
- Engine and engine cooling
- Summary
- Instructions for retrofitting a sport exhaust on the 718 Base and S models.
Owners of these vehicles have filed 1 complaints in the engine category.
Vehicles covered
- Porsche 718 Cayman 2017-2019 201720182019
- Porsche 718 Boxster 2017-2019 201720182019
VIN decoder
See the problems and recalls for an exact car
Buying a used Porsche 718 Cayman?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history