Features:*Air Filter Kit for Echo 13030039730 CS-370 CS-400 CS-5000 CS-3500 Chainsaw* new and high quality*Made of high-quality materials, more durable*Delicate and exquisite, highly match the original equipment*Solid and durable, long service life*Easy to install and reliable to useSpecifications:*Replace OEM number: 13030039730*Fitment: For Echo CS-370 (09001001 - 09014532) ChainsawCS-370 (09014533 - 09999999) ChainsawCS-370 (10001001 - 10002200) ChainsawCS-370 (10002001 - 10999999) ChainsawCS-370 (C06212001001 - C06212999999) ChainsawCS-370 (C08011001001 - C08011999999) ChainsawCS-370 (C08911001001 - C08911999999) ChainsawCS-370 (C09913001001 - C09913999999) ChainsawCS-400 (C08111001001 - C08111999999) ChainsawCS-400 (C09011001001 - C09011999999) ChainsawCS-400 (C10013001001 - C10013999999) ChainsawCS-5000 ChainsawCS-5000 (Type 1E) ChainsawCS-400 (C09212001001 - C09212999999) ChainsawCS-3500 ChainsawCS-370F (C27512001001 - C27512999999) 36.3cc Easy-Starting Chain SawCS-370F (C27611001001 - C27611999999) 36.3cc Easy-Starting Chain SawCS-370F (C27713001001 - C27713999999) 36.3cc Easy-Starting Chain SawCS-400F (C27812001001 - C27812999999) 40.2cc Easy-Starting Chain SawCS-400F (C27911001001 - C27911999999) 40.2cc Easy-Starting Chain SawCS-400F (C28013001001 - C28013999999) 40.2cc Easy-Starting Chain SawCS-4200ES (36001001-36999999) ChainsawCS-420ES (20001001-20999999) ChainsawCS-420ES (37027771-37999999) Chainsaw*Color: As Pictures ShowPackage Contents:1*Air filter1*Fuel filter1*Spark plug1*Primer bulb2*Fuel lines1*Fuel tank ventNote:The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.