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Fuel economy upgrades for a 2011 6.7 powerstroke (on the cheap) suggestions
I am well versed on the old school mechanical diesels, add air and remove exhaust restriction fuel economy goes up add than add fuel until she smoke and back off a little and power increases bit this new computer/emission/computer crap is beyond me!- Oilman76
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- Forum: General, Performance, Upgrades & Accessories
