STIHL’s chainsaw service kits contain everything needed to carry a routine service on the engine of a STIHL chainsaw. Keeping on top of the maintenance of your tools helps it to maintain optimum performance and the reliability expected of the tool. There is a QR code on the box which can be scanned with a smartphone camera app to take you to how to video’s on how to change each component. Containing an Air Filter, Fuel Filter and Spark Plug for the applicable machine. If you are in doubt of which service kit you need, please call us.