http://tinyurl.com/mx2lcsh
OBX Red Blue Silver Underdrive Crank Pulley 2009 Hyundai Genesis Coupe 3.8L V6
Super Lightweight T-6061 T-6 Aircraft Grade Billet Aluminum
Computer CNC Machined For Precision Balance
Increased Horsepower And Torque Across Entire RPM Range
Dyno-tested And Proven On Race Track
High Quality Polished & Anodized Finishes