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🚗 Upgrade your fuel game with precision and style—because your LS swap deserves the best!
This pair of fuel rail adapter fittings is CNC machined from high-grade 6061-T6 aluminum and finished with black anodizing for corrosion resistance and sleek aesthetics. Designed as a 6AN male to 3/8 & 5/16 female GM quick connect straight adapter, it enables seamless integration of steel braided or AN hoses on LT1 and LS engine swaps. Compatible with key GM fuel rails from 1992-2004, these push-on fittings secure with durable clips for reliable, professional-grade fuel system upgrades.
| ASIN | B07TKGMGJB |
| Brand | SUPERFASTRACING |
| Brand Name | SUPERFASTRACING |
| Colour | Black |
| Connector Type | Adapter |
| Country of Publication | USA |
| Customer Reviews | 4.7 out of 5 stars 433 Reviews |
| Exterior Finish | Aluminium |
| Item Type Name | adapter |
| Item Weight | 0.1 Pounds |
| Manufacturer | SUPERFASTRACING |
| Manufacturer Part Number | SU50402+3 |
| Material | Alloy Steel , Aluminium |
| Material Type | Alloy Steel, Aluminium |
| Model Number | SU50402+3 |
| Number of Pieces | 2 |
| Size | Small |
| Thread Size | 0.375 inches |
| Thread Type | UNC |
| Unit Count | 1.0 Count |
J**N
good
used them to connect my LS1 fuel rail to AN6 fuel line on my LS swap project . easy to connect and release
S**E
Great
Works great
K**R
Both leaked
Both leaked. Ruturn stopped but pressure in drips or sprays out.
S**S
So far so good
Idk how many years ago I purchased but they’re still doing great on my LS swapped Dodge pickup.
I**.
Missing the 5/16 push fitting.
I’m received two 3/8 push fittings instead of one 3/8 push fitting and one 5/16 push fitting as the description states.
Trustpilot
2 months ago
3 weeks ago