Pankl Racing Systems in Austria specializes in the development, design, manufacture and testing of connecting rods in turbocharged applications for the racing sector. It’s no surprise Cadillac tapped Pankl for the OEM LF4 engine connecting rods. These are brand new factory pieces, manufactured from exceptionally strong and incredibly light titanium. Each rod is only 481 grams! GM dealerships sell these connecting rods for $610 each.