Jeep Garage  - Jeep Forum banner
1 - 2 of 2 Posts

·
Registered
Joined
·
152 Posts
My 2012 5.7 had 55k miles on the original plugs. I bought 16 from my Jeep dealer here locally and he assured me they came pre gapped at .043

Pretty easy to change..and it runs very smooth.
 
1 - 2 of 2 Posts
Top