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  1. 04.5-05 LLY Performance Parts Discussion
    I bought my truck from the previous owner without much information. i am fairly new to the diesel world. it is a 2005 lly. it has an aftermarket pmt diesel exhaust tip but i was wonderin if the whole system is aftermarket. how can i find this out? need to know because i am looking into efi live
  2. Exterior
    My truck is an '03 GMC 1500HD (Not a diesel, obviously). Any exterior opinions on what I could add? No lifts or no wheels or anything like that. Thinking about adding some cab lights? What do you guys think? Uploaded with Uploaded with
  3. 11-16 LML Duramax Powertrain
    My new Denali HD will be here next week. I know there isn't much out yet aftermarket wise, but I have still been doing alot of reading and research about mods and anything diesel. Today I came across the Magnuson Moss Warranty Act. To make it brief, it basically states that aftermarket parts can...