Bosch Double Iridium Spark Plugs are engineered to deliver both high performance and long life, representing advanced OE spark plug technology. The ultra-fine wire design and laser welded tapered ground electrode deliver optimum performance, while the iridium center electrode and ground electrode help it to go the distance. Unlock the performance in your engine with Bosch Double Iridium Spark Plugs. With Iridium in the tips of both the center and ground electrodes, Bosch Iridium delivers the same or longer life than the OE spark plug for less money.
Electrode Type: Standard
Electrode Core Material: Copper
Electrode Tip Material: Iridium
Insulator Type: Non-Projected
Thread Size (IN): 0.629 Inch
Thread Size (MM): 16 Millimeter
Reach: 0.984 Inch
Seat Type: Tapered
Wrench Diameter: OEM
Features
Double Iridium Electrodes – Iridium Firing Pin And Iridium Ground Electrode Inlay Offer Higher Performance
OE-Matched Spark Position For Compatibility With New Gasoline Direct Injection (GDI) Technology
4X Longer Service Life: Compared To Standard Copper Spark Plugs
Laser Welded Iridium Alloy Inlay In The Ground Electrode Provides Superior Retention
360 Degree Continuous Laser Weld Fuses Corrosion Resistant Precious Metal Firing Pin To Base
0.6 Millimeter Fine Wire Firing Pin Provides Better Ignitability And Durability
OE Replacement: Meets Or Exceeds Manufacturer Design Requirements For Modern Gasoline Engines To Provide OE Fit, Form And Function
Limited 12 Month Warranty