I have been reading for a couple of months-picked up on you guys from Edmunds CRD forum.
Lots of good info here.
I just went with the Eco and TCM tunes that I first saw here and am quite happy with them.

Just under 181000 mi and planning on lots more.

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SOLD 2005-Eco & TCM tune-no elec fan-F37-#3 TC
Now have 2009 Durango

Welcome to the forum.

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2010 Liberty 4x4 Limited
Trailer Tow Group, Sunroof, Skid Plates

1999 Wrangler Sahara
2" Teraflex lift with flexarms, ARB air lockers Front/Rear, Skid Plates, BFG 31x10.50 ATKOs

Welcome. You may have the highest-mileage CRD on the forum, at 181,000. Mine is at 76,xxx and I am starting to budget for the timing belt replacement.

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In this war of lines, so many have been crossed. Where will it all stop?

2006 Deep Beryl Green CRD Sport *SOLD 1/22/12*
Provent, V6 Airbox, Fumoto, Samcos, GDE ECO & TCM Tune, Euro JK TC, Magnaflow Catback
245/70/16 Destination A/T's
Boiler's Radiator Skid Plate
Jeepin' By Al 2.5 inch Adjust-A-Strut Lift, JBA Gen 4.5 UCA's (6/5/10)

welcome!

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Steve
2018 RAM 1500 Rebel
2003 KJ
Mods:Exterior: Frankenlift + 2 extra rear iso, JBA UCAs, ARB Bumper w/XRC8, Safari Snorkel, 265/75/16 AT, Mopar Skids, Boulderbars, RL Gecko Sport Rack
Interior: Infinity Reference speakers, 12" Alpine Type R Sub, Alpine radio, Gauge Pods (Oil, Volts), Cobra Cb, All J Interior Rack