Original Parts Group Inc. (OPGI) is a leading automotive manufacturer that offers more than 85,000 classic GM restoration parts and high-performance accessories. The company has the biggest collection ...

For this installment ofLOWRIDERtech, we visit a 1971 Buick Boattail Riviera that has formed some troublesome rust in the lower rocker area of the quarter-panel. Over time the window rubber hardens up ...