Trying to figure out what new turbo to buy, maybe someone here has the turbo knowledge to guide me on my path... So this is what i'm working with - 05 dodge cummins 3500 SRW, new HD trans, rebuilt engine (10 over pistons hammiltom 181/210 cam, new tappets, new injectors & pump(stock). 4" exhaust ss, K&N air filter setup, No tuner...yet! Looking for low to mid punch.. no need to run over 65mph!