Home Nitrous Express NXD4000 SX2D Dual Stage Diesel Nitrous Kit w/Progressive Controller

Nitrous Express NXD4000 SX2D Dual Stage Diesel Nitrous Kit w/Progressive Controller

NOW $4,645.81
Or 4 interest-free payments of $1,161.45
In stock at 1 of our locations
🚛 Free NZ shipping
🔒 12 month warranty on all parts
NZ WOF compliant
🔧 Fitting available NZ wide

Nitrous Express NXD4000 - SX2D Dual Stage Diesel Nitrous Kit w/Progressive Controller SX2D Dual Stage Diesel System with Progressive Controller This isnt just another plug in chip that floods your engine with raw diesel and covers the car behind you in black smoke.

These systems are engineered to be the safest way to boost horsepower on any diesel engine. NXd systems actually cool the exhaust temperatures while boosting horsepower and torque! 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 NXD4000 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. Safest Way To Boost HP On A Diesel Engine 2 Digitally Controlled Progressive Stages 2 Giant 500HP Lightning Solenoids 2 Giant NX Dry Nozzles Cools Exhaust Temperatures While Boosting HP And Torque Bottle Included : Yes Type : Chevy 6.6L Duramax Diesel Type : Ford 6.0L Powerstroke Diesel Type : Ford 7.3L Powerstroke Diesel Type : Mopar 5.9L Cummins Diesel Usage : Street/Performance

Shipping Information

Most orders land in 5–12 business days. We'll keep you updated at every step of the journey.


The Kren Bits journey:

  • Order received — Day 0
  • With fulfilment — Day 1–2
  • Heading to courier — Day 2–4
  • Shipped — Day 3–7
  • Almost there — Day 5–10
  • Delivered — Day 5–14

Where your part ships from:

Your order ships from the closest warehouse with available stock across our six-warehouse network — NZ, AU, TH, UK, US, and CN.


We email you at every real milestone — order received, with fulfilment, heading to courier, shipped, almost there, delivered. No chasing, no vague waits.


For more details, visit our Track Your Order page.

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