hi guys im a NEWBIE and need an answer i been trying to decide about? ive checked and looked and checked again....i have some upgrades on my 05 2500...air dg 2, cold air , 5 inch TBE, pretty sure i got injectors just havent had them out yet because i recently just got the truck...i also just put the smarty touch in it and on level three with torque at 2 the clutch started slipping pretty good, while i had my dump tailer on. the trucks carfax had a clutch put in 10,000 miles ago and i thought it might have been a up graded one from the dual mass oem, because of the way it engaged and just seemed stiff to the foot, but after the smarty im thinking not? ok question? what should i get now? single disc ? dual disc?street clutch?...there are alot of options and im just not sure, places say to go with what you got and your estimated horsepower and torque. im thinking i got to be close to 450-500 H...and torque...hmmmmm...i pull a trailer with a small excavator, skid steer, fire wood, and farm use, i plan to do some minor sled pulling in the near future plus, i play with the truck but not crazy hard, i like to keep her prim and proper. im gonne spend what needs to be spent so i can get it right. any input would be great on this guys as i am at a stall with this deal...thanks and any questions or ANYTHING at all please ask....thanks again .....Ben