We are always striving to make things easier for our customers. Our MM3s are now being shipped preloaded with our custom tuning for the customer.
We also discuss resources available on our website... read more
I have had this truck for years and it's been through everything with me..... time to make it nice again. Let the fun begin!
We want to see your truck! Are you a customer of ours? If so, send us your best picture and watch for it to be featured here on our website and our...
Last Post By: Double R Diesel 1 Week AgoGuys, I get 16mpg to 18mpg in my Cummins trucks. What do you guys get? I would love to hear your thoughts on this. God bless, Ray - Double R...
Last Post By: Royal 5 Days AgoThank you for choosing Double R Diesel for your Diesel Performance needs. We have decided to make this Q&A to answer some of the basic questions the...
Last Post By: Double R Diesel 4 Weeks Ago
Wheel and Tire calculators galore!
Check out these killer calculators to figure out backspacing, offsets, bolt patterns, how much your new setup will ‘stick out’, and more.
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