Engines are 2007 Merc 6.2 Horizons. Not DTS. Looking primarily to maximize fuel economy and don't know if this is the way to go. Maretron will do the same thing but will be more expensive.
Any help would be appreciated.
Do?
Don't do?
Alternatives?
TIA
Any help would be appreciated.
Do?
Don't do?
Alternatives?
TIA