OBX Red Underdrive Crank Pulley 96-00 Acura 1.6EL D16Y8 Super Lightweight T-6061 T-6 Aircraft Grade Billet Aluminum Computer CNC Machined For Precision Balance Increase Horsepower And Torque Across Entire RPM Range Dyno-tested And Proven On Race Track, Consistent Horsepower Gain at all Speed levels High Quality Polished & Anodized Finishes