12v Cummins ATS twin turbo spool up Aurora 4000 over S475

Sweet 12v Cummins I found while walking the pit area at the 2011 Rocky Mountain Diesel Truck fest in Denver, Colorado. He said it was a Aurora 4000 over s475 twin turbo setup.

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Twin turbo 12v Cummins Ats Aurora 4000 over s475
Cummins rocky mountain truck fest august 7th 2011





Twin turbo 1000hp cummins
Cummins rocky mountain truck fest august 7th 2011





Western Kenworth vs Low bucks racing Cabover flat semi
This was at the 2011 Rocky Mountain Diesel Truck fest with black smoke





7.3 Powerstroke Vs 5.9 Cummins Turbo Diesel Drag Race
BLACK SMOKE




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