| Diesel Bombers |
07-20-2009 12:20 PM |
Dynatrac Free Spin Hub Conversion Kit - 6.7L Upgrades That Won't Void Your Warranty
Dynatrac Free Spin Hub Conversion Kit - 6.7L Upgrades That Won't Void Your Warranty
Part 4: Front Axle Upgrade For Better Fuel Economy - The last time around, we added a larger, slightly heavier wheel and tire combo and lost a little more than 1 mpg. Granted, with the 6.7L's whacked-out emissions system that dumps raw fuel into the engine on the exhaust stroke to burn the soot from the DPF, who's to say what the real mileage numbers could be? But despite the capricious and fuel-wasting antics of our vehicle's active regenerations, our test data is what it is.
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