More Information for BOSCH HR9HC0
Continue Shopping
BOSCH HR9HC0
Point to Zoom
Which BOSCH Spark Plug Is Right For You?
Material / Series
Lifespan / Durability
Performance / Ignitability
Efficiency / Fuel Economy
Copper / Nickel
★★
★
Platinum
★★★★
★★★★
★★
Double Platinum
★★★★★
★★★
★★
Iridium
★★★★★★
★★★★★
★★★
Double Iridium
★★★★★★★
★★★★★
★★★
Double Iridium Pin-to-Pin
★★★★★★★
★★★★
★★★
Additional Resources
Diagram of Proper Torquing
Spark Plug Condition Identification
Spark Plug Gap Illustrations
Spark Plug Temperature Curves-Heat Range
OEM / Interchange Numbers: 5144
Warranty Information:12 Months Satisfaction Guarantee for Double Iridium, Double Platinum, and Platinum Spark Plugs Only
Warranty Details