I have a set of ngk 1 stage colder spark plugs out of my 03 cobra.
They are almost brand new with only 11 dyno pulls on them.
I need to go 2 stages colder due to the heat my blower is making.
42.00 shipped let me know.
They are less than a week old
They are almost brand new with only 11 dyno pulls on them.
I need to go 2 stages colder due to the heat my blower is making.
42.00 shipped let me know.
They are less than a week old
