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  1. 04.5-05 LLY Performance Parts Discussion
    First post. Now have 05" LLY-88k Mi; 4" exhaust, Banks scoop intake set and six-gun tuner. Still getting slow starts with trailer (est. 10k lbs). I have a DiabloSport tuner from when I got truck new and replaced it with the Banks setup. In Colo so I can't do EGR delete and pass the smokehouse...
  2. Towing & Hauling
    I just picked up a 73K GMC SLT Crew 4WD short LBZ, and will be towing a double tag car hauler to Moab Utah from Atlanta, weighing approximately 14000#'s. I did this last year with an 01' and got about 9 MPG running 80 or whatever in strong headwinds much of the way. We were loaded heavy. I...
1-2 of 2 Results