HEY BIG DOG, I HAVE A 96 GMC K3500 6.5 AND I AGREE WITH YOU, IT`S MY FAVORITE TOY AND HAUL RIG, BUT I NEED MORE POWER, DO YOU KNOW IF THE REPROGRAM MODULE SEND IN EBAY THAT CLAIMS TO GAIN 130 HORSEPOWER IS TRUE? IT SELLS FOR $50 AND I`M VERY CLOSE TO BUY IT. THANKS.