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    How many of you guys run Amsoil?

    amsoil I have been running amsoil for 30k in my 06 duramax. I started by changing every 5k now go 10K b/t oil changes. The word from amsoil is take amsoil 15-40 and filter 25K then change oil filter with new amsoil filter. My dealer does this with his gas engine and had several testimonials...
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    Lowering a 4inch lifted 2500HD Duramax

    Thanks for info. Whitetrash21. I have been out of town with work and truck has been sitting. I'm going to turn the torsion bars down and try to get atleast an inch or two- I'm going to have to change out the rubber stops(auxillary suspension or whatever their intention- they are touching now...
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    Lowering a 4inch lifted 2500HD Duramax

    First time poster to a diesel forum. Thanks in advance for your help. I am somewhat mechanically able but did not install my lift. I have had a 4 inch Rancho lift on my 06 ext cab long bed 2500HD duramax for two years and 40k miles. I run 325/70R17 (35's i think) and have enjoyed the lifted...