It has a 355 with high compression heads, Erson racing pistons,a mild cam and summit racing headers. I have a vortex cherry bomb muffler with duals coming out the back. The computer has a stage 2 Jet Performance chip. I have rhino lined my bed. Got rid of my old bench seat and installed a Trailboss bench seat with fold down console. I have a Pioneer dvd player with a 750 watt kicker amp and 2 kicker comp VR10's. Pioneer speakers in the dash and behind the seat. Truck puts about about 450hp to the crank and about 425hp to the ground. It puts about 490 ft. lbs of torque to the crank and 475 to the ground.