SKU: BFH-6LINEWRENCH | UPC: 700424676415
Cobb -6AN Fitting Wrench Universal FH-6LINEWRENCH
The Cobb FH-6LINEWRENCH delivers exact fit for -6AN hex fittings on fuel lines, oil lines, and coolant lines in any automotive performance setup. This compact open-end wrench removes and installs fittings without rounding or stripping, essential for clean builds on turbo kits, fuel systems, and more. Precision-machined from billet aluminum, it ensures reliable torque on braided or hard lines.
Key Features
- Exact -6AN Sizing: 11/16-inch open-end matches -6AN hex perfectly for secure engagement
- Billet 6061-T6 Aluminum: Lightweight at 4 oz, strong construction with Type III black anodized finish resists corrosion
- Knurled Non-Slip Grip: Textured handle provides firm control, even with oily hands or gloves during installs
- Damage Prevention: Replaces adjustable wrenches to avoid marring or rounding expensive AN fittings
- Compact 4.75-Inch Length: Maneuvers in tight engine bays for easy access on fuel rails, turbo lines, and regulators
Product Notes
- Universal compatibility with any -6AN fittings on fuel, oil, coolant, nitrous, or brake systems
- Clean with mild soap; avoid harsh chemicals to maintain anodized finish
- Ships in protective Cobb retail packaging, ready for immediate use
Installation Notes
- Professional installation recommended.
- Use during AN line assembly; apply steady torque to avoid over-tightening
- Compatible with all standard -6AN swage or flare fittings; no adapters needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | All Vehicles | with -6AN Fittings |
| 2002-2021 | Subaru | WRX / STI | All |
| 2004-2014 | Subaru | Legacy / Forester | XT / GT |
| 2007-2020 | Subaru | Impreza | All Turbo |
Why Choose Cobb?
- Tools built by Subaru and performance experts for real-world race and street use
- USA-made with premium materials for long-term reliability in shops
- Engineered for precision fit on high-pressure AN systems
Frequently Asked Questions
- Q: Does this fit Subaru WRX/STI fuel systems?
A: Yes, perfect for -6AN lines on Cobb flex fuel kits, Walbro pumps, and turbo setups. - Q: What material and finish on the wrench?
A: 6061-T6 billet aluminum with durable black Type III hard anodizing. - Q: Lifetime warranty details and install?
A: Limited lifetime against defects; simple hand tool, no vehicle mods required.
Shipping & Handling
- Method: UPS/FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Official Cobb retail box, 6 x 3 x 1 inches
- Weight: 4 oz product, 0.4 lbs shipping
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