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They have started roving smog checks here, in California.:nail: Can anyone suggest a manufacturer of CARB complyant catylitic converters in 4" stainless? Does anyone know for sure if grail trucks are exempt from this? Does anyone know what the fine is? Been searching the web for a while now...

Tell me if I'm on the right track here, if not please explain. I have a new ED turbo (60/68/0.70) ready to install. My truck has a 4" AFE turbo back exhaust now, Stainless. The existing down-pipe (stock turbo) appears to be necked down some just before it attach's to the straight section...

Sorry, just trying to load picts. But what do you think of this?

Yesterday changed 12 valve springs to 60#, also 4gsk springs. Started fine, ran like a champ-much better than before. Got home and shut her off, and thought to start her up again just to see. Well she starts for the initial rev up then dies. Did the same today after 35 min test drive. Multiple...

Hello Chris, Looking for new Turbo. I am planning on 450 hp on my 12v. I have done some mods allready: 96 12v, nv 4500 4wd, KDP X'd, BHAF, 32" Tires, 4:10s, Autometer Boost and Pyro, Isspro fuel, AFE 4", AFC mods, #11 plate. And plan on 5x.012 injectors, 4gsk, 60#valve springs, and eventually...

Been trying to search for phrases like "installing valve springs" or "gsk install" but seem to be limited to word searches with comma's between. It's probably some easy thing that I am missing, but can't find a phrase box, or seem to be able to make it work. Know this sight is more pro than I...

You were recomended by "Johnstontruckin" here on Comp-d. I have a 96 12v 215hp w/4" afe, bhaf, moded AFC. I plan 4k gsk, 60# springs and Valair dd. 450 hp goal, I'm hoping to obtain 5x.012 injectors and an undercab exhaust brake. I am new to this Diesel performance stuff but have been learning...

Hello, Beginers thread on another forum recomends this turbo along with 5x.012 injectors to reach my power goals. 1. is this a direct fit replacement? 2. what are some makes and names/numbers of comparable turbos? (confused by different makers markings) 3. Who carries this turbo w/eng brake...

Hey, I have a lot to learn about my 12v. I'm from Antioch, CA, an Ironworker and just got into Performance for 12v this year. Let me get this out, I want clean power-not more smog laws!! My Trk is a 96 215hp, nv 4500 4wd, KDP'd, K&N junked-BHAF w/custom heat shield, 4:10s, Autometer Pyro and...