2003 Chevy 2500 HD 4x4 Duramax with allison inside! Extended cab, srw,Reflexxion cowl hood. Tuned with HP Tuners by ME, my own design lift pump, airbox mod with k&n, Summit 4" exhaust, HD sping clamps, $10 adjustable wastegate, SD tierod sleeves, autometer boost and pyrometer guages. Galaxy DX959 swinging 30watts barefoot with Dave made antena, Yeasu 8800 2m/440, dual band antenna. 2 10" MTX 6000 under rear seat with 1000 watt amp.