Nitrous Express 4 Cyl Gasoline EFI (50-250HP) Nitrous Kit w/o Bottle - 80004EFI-00

NX direct port systems ensure consistent cylinder to cylinder distribution making them the preferred choice for high horsepower applications. These systems include billet aluminum and carbon fiber...

Nitrous Express 4 Cyl Gasoline EFI Nitrous Kit (50-250HP) w/10lb Bottle - 80004EFI-10

NX direct port systems ensure consistent cylinder to cylinder distribution making them the preferred choice for high horsepower applications. These systems include billet aluminum and carbon fiber...

Nitrous Express 4 Cyl Gasoline EFI Nitrous Kit (50-250HP) w/15lb Bottle - 80004EFI-15

NX direct port systems ensure consistent cylinder to cylinder distribution making them the preferred choice for high horsepower applications. These systems include billet aluminum and carbon fiber...

Nitrous Express 4 Cyl Gasoline EFI Nitrous Kit (50-250HP) w/5lb Bottle - 80004EFI-05

NX direct port systems ensure consistent cylinder to cylinder distribution making them the preferred choice for high horsepower applications. These systems include billet aluminum and carbon fiber...

Nitrous Express 4 Cyl Gasoline EFI Nitrous Kit (50-250HP) w/Composite Bottle - 80004EFI-12

NX direct port systems ensure consistent cylinder to cylinder distribution making them the preferred choice for high horsepower applications. These systems include billet aluminum and carbon fiber...

Nitrous Express 4 Cyl Gasoline Nozzle Jet Pack (100-250HP) - 80004JP

NX Jets are manufactured on CNC equipment, and are guaranteed to be within .0005 of specified jet size. In recent testing, using the same jet size, NX jets out flowed the competition by 35-percent!...

Nitrous Express 4 Cyl Mainline Nitrous Kit w/2.5lb Bottle - 62028P

If you are a serious nitrous junkie on a tight budget we have what you have been waiting for! NX introduces MainLine Nitrous Systems. MainLine Systems benefit from the years of research and...

Nitrous Express 4 Cyl Piranha Conversion for Single Nozzle EFI System to Direct Port - NX400

4 CYL PIRANHA CONVERSION FOR CONVERTING SINGLE NOZZLE EFI SYS TO DIRECT PORT. COMES WITH NOZZLES, JET PACK, METERING BLOCKS, AND PLUMBING

Nitrous Express 4 Cyl Piranha Nitrous Kit (For EFI Applications) w/1.4lb Bottle - 60008P

The NX direct port EFI systems are for the crowd who have already modified their engines with high strength internal engine parts. These systems utilize the patented NX Piranha nozzle and are...

Nitrous Express 4 Cyl Piranha Nitrous Kit (For EFI Applications) w/1.4lb Bottle - 60009P

The NX direct port EFI systems are for the crowd who have already modified their engines with high strength internal engine parts. These systems utilize the patented NX Piranha nozzle and are...

Nitrous Express 4 Cyl Piranha Nitrous Kit (For EFI Applications) w/2.5lb Bottle - 60010P

The NX direct port EFI systems are for the crowd who have already modified their engines with high strength internal engine parts. These systems utilize the patented NX Piranha nozzle and are...

Nitrous Express 4 Cyl Piranha Nitrous Kit (For EFI Applications) w/2lb Bottle - 60007P

Nitrous Express 4 Cyl Piranha Nitrous Kit (For EFI Applications) w/2lb Bottle