DODGE RAM FORUM banner

1 - 1 of 1 Posts

·
Registered
Joined
·
239 Posts
Discussion Starter · #1 ·
what's the stock spark plug heat range for a 2006 5.7 w/ MDS?

when i punch in my info on web sites for an NGK plug it comes up with 5306. I want a one step colder plug.
 
1 - 1 of 1 Posts
Top