Nitrous Express 3AN B-Nut & Sleeve - Blue
The Nitrous Express 80090 3AN B-Nut & Sleeve set is the best high-quality fitting solution for nitrous, fuel, or high-pressure fluid systems in performance vehicles. Precision-machined from premium aluminum with a vibrant blue anodized finish, this -3AN B-nut and sleeve provides secure, leak-free connections for 3/8" hard line tubing – ideal for nitrous oxide kits, fuel delivery systems, brake lines, or custom plumbing in street, drag, or race builds. Designed for maximum flow, durability, and style, it ensures reliable performance under extreme pressure while adding a clean, professional look to your engine bay or chassis.
Key Features
- Precision 3AN Sizing: Fits -3AN (3/8") hard line tubing perfectly standard for nitrous and fuel applications
- Blue Anodized Aluminum: Corrosion-resistant finish for long-term durability and aggressive styling
- Leak-Free Seal: High-quality sleeve and B-nut design ensures secure, bubble-tight connections
- High-Pressure Rating: Built to handle nitrous oxide, fuel, and brake fluid pressures safely
- Easy Installation: Simple flare fitting use with standard flaring tools for quick assembly
- Nitrous Express Quality: Trusted in high-performance nitrous systems reliable for racing and street use
Specifications
| Specification | Detail |
|---|---|
| Part Number | 80090 |
| Size | -3AN (3/8") |
| Material | Aluminum |
| Finish | Blue Anodized |
| Compatibility | 3AN Hard Line Tubing (Nitrous, Fuel, Brake, Oil Lines) |
| Installation | Flare Fitting – Requires Standard Flaring Tool |
| Country of Origin | United States |
| Warranty | Limited (Nitrous Express) |
| Shipping Weight | Approx. 0.1-0.2 lbs |
Product Notes
- Sold as a set, one B-nut and one sleeve for a single 3AN connection
- Blue anodized finish matches Nitrous Express and popular performance plumbing aesthetics
- Perfect for nitrous bottle-to-solenoid lines, fuel feed/return, or custom brake/oil systems
Installation Notes
- Estimated time: 5-15 minutes per connection, easy difficulty, flaring tool required
- Flare tubing end, slide sleeve over tube, thread B-nut and tighten use proper flare for seal
- Professional installation optional – check for leaks under pressure after assembly
This Part Fits
| Application | Notes |
|---|---|
| Universal | Any -3AN Hard Line System (Nitrous, Fuel, Brake, Oil Lines) |
| Common | Nitrous Express Kits, Fuel Systems, Brake Lines, Custom Plumbing |
Why Choose Nitrous Express 3AN B-Nut & Sleeve?
- Precision-machined aluminum with blue anodized finish for leak-free, stylish connections
- Perfect for high-pressure nitrous, fuel, or brake lines reliable under extreme conditions
- Limited warranty trusted component from the leader in nitrous performance
Frequently Asked Questions
-
Q: Will this fitting work with my Nitrous Express kit?
A: Yes, Nitrous Express 80090 is standard -3AN sizing – perfect for NX systems. -
Q: Is it reusable?
A: Yes, high-quality aluminum B-nut and sleeve are reusable with proper flaring. -
Q: Does it include the tubing?
A: No, B-nut and sleeve only; use with 3/8" hard line tubing (not included). -
Q: What tools do I need?
A: Standard 37° flaring tool for proper tube preparation and sealing.
Shipping & Handling
- Method: UPS/FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure retail packaging
- Weight: Approx. 0.1-0.2 lbs
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Nitrous Express
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