I have single shots and both 100 per and 120 race tunes. Honestly not a huge difference. 120 smokes more and seems to shift harder.
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2002 F250 CCSB Lariat 4x4
6637 intake
4" dp w/ muffler delete
Stage 1 single shots and PHP tuning 
Procomp Xtreme AT 285/75r16
2 1/2 inch leveling kit
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