PPEI Engine Tuning For 2011-2016 GM 6.6L LML Duramax Transmission Fluid Bypass Valve Basic drain and refill takes

Basic drain and refill takes around 8 quarts

or fuel tank sump

Outlet Size: 6"

Fully machined speed sensor port

PPEI Engine Tuning For 2011-2016 GM 6.6L LML Duramax Transmission Fluid Bypass Valve Basic drain and refill takesPPEI's LML tuning provides 150+ HP gains over stock, towing effortlessly, and increases acceleration drastically. Tuning engineered for optimal efficiency. Tuning is intended to increase the horsepower (hp) and torque (tq) the engine can produce. OEM manufacturers, like GM, show vehicle hp and tq based on the amount of power produced by the engine, at the engine, which is 397 hp and 765 lb ft of torque. PPEI, unlike the OEM, measures hp and tq at the