Originally Posted by chadster21
i agree about the tires 100%. i was in the same boat as you for your opinion on the tune... ive tuned many lifted trucks using super chips and this is my first diablo which i am impressed because with adding more power it actually lets my engine work half as hard in turn giving me better fuel economy
That's great to hear.
I am unfamiliar with the Hemi tuners as I have not owned one yet.
So it's good to hear there is a tune out there that will increase power when needed but give better gas mileage when not.