ZEX® - EFI Wet Nitrous System

2 reviews|Item # 772334018
$492.02 - $748.78
Varies - Depends on Product Options
1995 Mazda RX-7
Fits Following Model(s):
  • Kit includes multiple fuel tap fittings and detailed instructions to allow fitment to many different fuel injected 4-6 cylinder-equipped vehicles.
Product Options
Add To Cart
Order Now, Pay Later with
Add to Wishlist
Authorized Dealer

Have a Question? Ask a Specialist

888.634.9437Live Chat
Low Prices. Price match guarantee
Guaranteed Fitment. Always the correct part
In-House Experts. We know our products
Easy Returns. Quick & Hassle Free
Select Product Options
Total: $0.00
Add To CartCancel

Product Details

Mazda RX-7 1995, EFI Wet Nitrous System by ZEX®. The ZEX™ 4-6 Cylinder Wet Nitrous Kit is a universal kit that is designed to work safely on stock type engines but is also engineered to perform flawlessly on highly modified turbocharged and supercharged applications. It is a simple, two hour installation and the kit includes proper tuning jets, a range of fuel tap fittings, solenoids, filters and activation electronics that are factory pre-assembled in the Nitrous Management Unit.

Fitment notes: Kit includes multiple fuel tap fittings and detailed instructions to allow fitment to many different fuel injected 4-6 cylinder-equipped vehicles.



Activation: TPS
Delivery Style: Air intake tube
Dual Stage: No
Jet Sizes Included: 55, 65, 75 hp
Maximum Advertised Horsepower Increase: 75 hp
Nitrous System Intended Fuel Type: Gasoline
Nitrous System Style: Wet


  • Adjustable from 55-75 HP with supplied tuning jets; Perfect for mild to wild performance
  • All major components are factory pre-assembled inside the Nitrous Management Unit
  • Multiple fuel tap fittings included to assure easy fitment to many applications
  • Detailed instructions provide for an easy, single two-hour installation
  • Works safely on stock or modified engines

Founded in 1998, ZEX® designs and manufactures truly superior custom-fit nitrous systems that offer bolt-on installation. As a member of the COMP Performance Group, ZEX is able to combine R&D efforts for constant new product developments. For instance, its Active Fuel Control allows for adjusting fuel enrichment with changes in the bottle pressure, as a result providing safer, more efficient nitrous injection for increased horsepower gains without sacrificing engine safety. In addition to nitrous systems, ZEX's product line also includes a full line of innovative nitrous accessories, spark plugs, and much more. With ZEX's modern technology you can be sure that no power-adding option is safer, smarter, or faster.

Part Number:


Limited Warranty

ZEX warrants that all of its products are free from defects in material and workmanship, and against excessive wear for a period of (1) one year from the date of purchase. This limited warranty shall cover the original purchaser.

ZEX's obligation under this warranty is limited to the repair or replacement of its products. To make a warranty claim, the part must be returned within (1) one year of purchase. Products covered under the warranty will be returned to you.

It is the responsibility of the installer to ensure that all of the components are correct before the installation. Proper assembly always requires that the installer measures all tolerances for proper clearance. The company assumes no liability for any errors made in tolerances, component selection, or installation.
There is absolutely no warranty on the following:

  1. Any parts used in racing applications;
  2. Any products that have been physically altered, improperly installed, or maintained;

Any products used in improper applications, abused, or not used in conjunction with the proper parts.
There are no implied warranties of merchantability or fitness for a particular purpose. There are no warranties which extend beyond the description of the face hereof. ZEX will not be responsible for incidental and consequential damages, property damage, or personal injury damages to the extent permitted by law. When required by law, implied warranties or merchantability and fitness are limited for a term of (1) one year from the date of original purchase.

This warranty gives you specific legal rights and you may also have other legal rights, which vary from state to state.

Magnuson-Moss Warranty Act:
Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)) Learn More



Every Customer can leave a review about our service and the product that was purchased. In order to leave your review for your new product, please follow the link in the email you receive after completing your purchase. You can rate appearance, ease of installation, price/value and product quality.

ZEX® - EFI Wet Nitrous System with Bottle
ZEX® - EFI Wet Nitrous System
Average Rating: 4.5 of 5
4 of 5
Once I started, I found that all parts were there and the installation went well; it's a little time consuming but well worth it, the most HP for the money.
Posted by (Mobile, AL) / 2007 Infiniti G35
Was this review helpful for you? YesThis review was helpful for 8 users!
5 of 5
Very happy!
I have had this on my car for a couple of months now and LOVE IT. If you are looking for a dry nitrous kit, it's just what you need! Recommended! Thank you, guys!
Posted by (Wasilla, AK) / 2007 Honda Civic
Was this review helpful for you? YesThis review was helpful for 1 user!
Low Prices Price match guarantee
Guaranteed Fitment Always the correct part
In-House Experts We know our products
Easy Returns Quick & Hassle Free

All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only. It is neither inferred nor implied that any item sold by CARiD.com is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page.