Garrett Stage 1 (gt3788) 04+ turbos are now in stock.  This turbo uses the Garrett 3788 compressor wheel and also has modified vanes to help exhaust flow.  There is NO CORE CHARGE on these turbos.  This means you can keep your stock one or sell it.  Turbos will be shipped free ground.   Item may show shipping, but totals will be altered later.  Your credit card will not be charged shipping!!    http://brownsdiesel.com/products/details/1693/7/turbos/garrett-04-07-stage-1