Along with building some badass rat rods, the Welder Up team puts their hands on the occasional muscle car as well, throwing more power, and performance in wherever they can.

Welder Up builds "rat rods" — cars that are cut, chopped and dropped to ultralow ride heights with little chrome and lots of patina.

Steve Darnell, the owner of Welder Up, the car fabrication series featured on Discovery's "Vegas Rat Rods" poses for a portrait outside of a green monster truck he and his crew fixed up in Las ...