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3rd Gen 5.9 Cummins and 48RE Performance
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See my tuning in action…

https://www.youtube.com/watch?v=ir2bnR38zU8&t=8s

High Altitude 12 Valve Tune Cold Start

https://www.youtube.com/watch?v=RQIR8NOMwxU&t=17s

An early version of my towing tune…

https://www.youtube.com/watch?v=Z57ZF1cxC6g&t=1s
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