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  1. M

    LMM: Gearbox z DPF-R, Any feedback???

    I have a 2008 LMM and all I want to do it remove the DPF and get better MPG. Has anybody ever tried the Gearbox z DPF-R 4.0?
  2. M

    LMM: Anybody know where I can get a tuner that will delete my DPF???

    I have a 2008 LMM and I throw a temper tantrum everytime it goes into regen. I want it GONE! Does anybody have a used tuner that would delete the DPF that they would be willing to sell???
  3. M

    LMM: 2008 LMM, what to add???

    I have a 2008 LMM that is pretty much my Sunday Driver. I have ZERO plans to raise hell or race or anything like that with it. I pretty much just want to get every MPG I can out of it and tow occasionally. It is bone stock except for an Edge Evolution CS and set it on Economy tune. I have...