with a stock turbo I saw more boost from half throttle on. Full boost was the difference between 30 psi and 41 psi. I really like mine!
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2007 5.9 LWB Quad 4x4 Auto SLT
Bully Dog PMT, CFM+, 5" exhaust, Fass 95/150, Edge EZ, Gorend (VB, TC, electronics) converter lock sw, BD Flex, Billet input, ARPs, DDP 90 sticks, MPI stock/s400