Nitrous Express Cross Bar Dual Stage 4500 Nitrous Plate Conversion(50-800HP) - NX647

The new NX Billet Crossbar nitrous plate systems have just raised the bar in nitrous plate technology. The CNC machined design eliminates round spray bars resulting in excellent atomization and...

Nitrous Express offers a complete line of conversion kits for all of our systems. Whether you are upgrading from a EFI single nozzle system to a plate system, or converting from another brand to one...

Nitrous Express Assassin Plate Conversion 4500 Stage 6Warranty

Wow, how do I start to tell the world why NX is different and better than any other company? Lets start with the NX philosophy: All components must be of the highest quality, no off shore junk; 99%...

Wow, how do I start to tell the world why NX is different and better than any other company? Lets start with the NX philosophy: All components must be of the highest quality, no off shore junk; 99%...