Nitrous Express · New
Nitrous Express All Dodge EFI Single Nozzle Nitrous Kit (35-150HP) w/5lb Bottle
MPN 20921-05 · Store SKU nex20921-05
Supplier stock checked 11/7/2026, 6:00:02 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
If you want the best, this is it. The NX Stage 1 EFI nitrous system is the top of the line EFI power booster on the market. From the highest flowing solenoids, to our patented Shark nozzle, this system screams nothing but quality. NX has a system for every EFI car in the world. Available in horsepower levels from 35-50-75 for most 4 and 6 cylinder cars, and up to 150 for 8,10, and 12 cylinder engines. This NX EFI Stage One system comes complete with a 5lb bottle, stainless bottle bracket, Lightning solenoids, extra long stainless braided N2O line, and all necessary hardware to complete the installation. ALL DODGE EFI SINGLE NOZZLE SYSTEM (35-50-75-100-150 HP) WITH 5LB BOTTLE Nitrous Oxide Injection System Kit
Manufacturer fitment & guides
Check 20921-05 against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
