Savior Replacement Parts Air Filter + Fuel Line + Fuel Filter + Oil Line + Oil Filter + Spark Plug for Stihl 017 018 MS170 MS180 Chainsaw High quality replacment parts Fit STIHL 017 018 MS170 MS180 Package including: 1pc Air Filter + 1pc Fuel Line + 1pc Fuel Filter + 1pc Oil Line + 1pc Oil Filter + 1pc Spark Plug