does anyone have a favorite or what not, changing mine tomorrow just seeing if i could get some input.
99 xj sport aka BLACK BETTY
don't remember the part numbers, but stick with champion truck plugs or champion double platinum plugs.
03 F-250 Super Duty Diesel
01 Cherokee Sport
Member Of: Empty Pockets Offroad Club
Got my eye on you.....
Champion truck plugs are all you ever need to run in the 4.0
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