Requires 2 kits in a 12 months period over 5 years. Emax Compressors offer various warranty options, including a standard 1-year warranty and extended warranty plans. The standard warranty covers defects in materials and workmanship for one year from the date of delivery, including the pump, motor, and other components. Extended warranties, which require purchasing and using Emax's oil and filters, can extend the warranty period to 5 years or even lifetime for the pump.