Denso 4221 Spark Plug U20ESR-N NetSuite-ID_501985 6 point star

6 point star

Built with high-quality materials to withstand rigorous use and ensure long-lasting performance

Bulk pack of 5 (798897) air filters

This 15" Pro-Lite 95 series chain saw bar is a narrow kerf

Assembled wooden handle and flat file

Denso 4221 Spark Plug U20ESR-N NetSuite-ID_501985 6 point starFor outdoor power equipment parts like spark plugs, ignition coils, and sensors to industrial solutions such as air conditioning systems and factory automation equipment, Denso delivers innovative solutions that support a better daily life. Many parts look similar, so its crucial to ensure youre choosing the right replacement for your original equipment or engine model. Not sure? Use our Parts Lookup Tool to view part diagrams and find the correct