Well, what can I add to that. I recommend getting a Boost and Exhaust Gas Temperature Gauges. Boost will help to view proper functioning of the turbo and EGT will aid in cool down timing and also shows you when you are in regen.
Give it the wide open throttle from time to time...Flexes the vanes.

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7.5 3500QC 6.7CTD 68RFE Build date June 2007
Superchips tuner 3808, Boost/EGT Laser Gauge, Airaid cold intake