# NOS 02521BNOS | Nitrous Oxide Injection System Kit

### NOS 02521BNOS APPLICATION SPECS

### Attributes

-   Number of Solenoids: 1
-   part type: Nitrous Oxide Injection System Kit
-   Jet Style: Flare
-   Bottle Size: 15 lb
-   Category: Air and Fuel Delivery
-   Emission Code: 3
-   Nitrous Solenoid: Super ProShot
-   Product Type: NOS System
-   Sub Category: Service Kits
-   System Style: Dry
-   Warranty: Manufacturer's Limited 90 Day Warranty
-   Adjustable: Yes
-   Included Jetting Horsepower: 30, 45, 70, 90, 115, 130
-   Max Horsepower: 150
-   Nozzle Style: Fan Spray
-   Number of Nozzles: 1

### Product Description

NOS Diesel Nitrous System

### Features & Benefits

-   Now Available w/ Black Bottle, Solenoid & Hardware
-   Specially Designed for Diesel Engines, including Duramax , Cummins , and Power Stroke
-   Adjustable HP Settings
-   Gains up to 75HP on Stock Applications
-   Upgrade Your Fuel System or Computer for Additional 60-150 HP
-   Higher HP Gain w/ Computer Modifications
-   Complete Kit for Easy Installation
-   15 lb. Bottle - Black
-   Choose from Kits with or without Mini 2-Stage Controller (15974NOS)

### PRODUCT FEATURES

NOS DRY DIESEL SYSTEM 15LB BOTTLE BLACK

### FAQ

**What part number is this?**  
The listed part number is 02521B.

**Should I confirm product specifications before ordering?**  
Yes. Compare the original product specifications with the information supplied.

### Common Searches

-   NOS 02521B
-   02521B specifications
-   NOS Nitrous Oxide Injection System Kit
-   02521B nitrous system parts

## Details

- **Price:** 2647.97 CAD
- **Vendor:** NOS
- **Type:** Nitrous Oxide Injection System Kit
- **Tags:** 02521B, Automotive Performance, Nitrous Oxide Injection System Kit, NOS

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2647.97 CAD | In stock |

## Images

- NOS 02521BNOS | Nitrous Oxide Injection System Kit

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/nos-02521b-nitrous-oxide-injection-system-kit)
> Updated: 2026-10-30