Yank Pro Yank Series Torque Converters — Nitrous & Boost-Ready

Built for serious power-adder performance, the Yank Pro Yank Series is the brand’s top-of-the-line 10.5-inch billet torque converter with a solid billet lockup clutch—designed to thrive with large shots of nitrous and boosted builds up to 1,200 rear-wheel horsepower. Each unit packs premium internals for durability and efficiency, including a one-piece roller-burnished hub, new Torrington bearings, a fully furnace-brazed pump/impeller, and hardened splines. Fitments span popular GM transmissions, including the 4L60E/65E/70E, 4L80E/85E, 6L80E/6L90E, and 8L90, with tailored stall speeds to match your cam, gearing, and boost.