New set of 4 high performance Split Fire SF10D spark plugs SF10D

The listing price includes shipping to the lower 48 United States. International shipping is also available.

This is one set of 4 brand new high performance Split Fire spark plugs.  The unique design of the grounding electrode doubles the effective size of the ignition spark leading to increased power, cleaner burn and better fuel economy.  This replaces Delco part number R42LTS. 

These plugs fit a wide variety of cars and trucks from different manufacturers.  Please check the engine compatibility information and visually check the picture of the part against the part you are replacing in order to determine if this part is correct for your application.  This is a brand new part; it has never been installed on a vehicle. 

Vehicle Compatibility

This part is correct for the following applications:

OEM Interchange

This part is interchangeable with the following parts:

We want your experience with us to be a happy one.  If you have any questions, concerns or issues with this product or with your order please contact us so we can make it right.