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There's a couple that have them. You'll have to put a lot of miles under your belt before the savings in fuel economy pays for the unit and maintenance.
I had one on an 88 F250, and there really isnt any added maintence cost. It gave me a good 30% increaase in mileage. The truck was an 88 F250 7.3 idi C6
01-22-2012, 10:07 AM
