The NXd Stacker Systems are guaranteed to boost horsepower, torque, erase that ugly black smoke cloud and dramatically reduce exhaust temperatures.

The NXd STACKER is the ultimate safe, low cost add-on for your modified diesel.

Hold on because the Next Generation Stacker nitrous systems are here. For the most advanced nitrous technology always look to Nitrous Express!

The Maximizer nitrous controller allows you to apply nitrous flow according to boost levels, RPM based delivery, Time based, MPH (Miles Per Hour), and Throttle percentage progression. Infinitely adjustable power levels make the NXd system the most advanced, safest diesel power booster on the planet. The NXD4000 works on all Turbo diesel applications.

The NX SX2D nitrous system includes two Pro Power Lightning solenoids (.120 orifice), 2 dry nozzles, -6 feed line, 15 lb bottle, and a boost reference progressive controller.