DeatschWerks 6-02-0725-B 10AN One-Way Fuel Check Valve Anodized Black

The DeatschWerks 6-02-0725-B is a 10AN Male Flare to 10AN Male Flare one-way inline check valve finished in an anodized matte black coating. Designed for high-performance EFI fuel systems, this check valve maintains fuel line pressure after the engine is shut off, helping to eliminate hard hot-restart issues and improving fuel pump priming on startup.

Key Features:

• Size: 10AN (both inlet and outlet)
• Connection Type: 10AN Male Flare to 10AN Male Flare
• Fitting Angle: Straight inline
• Material: T6061 billet aluminum construction
• Finish: DW Titanium / Anodized Matte Black (-B variant)
• Function: One-way flow — prevents fuel drain-back when the pump is off
• Backed by DeatschWerks' Limited Lifetime Warranty

Engineered and tested to perform under extreme operating conditions, this check valve is a direct-fit solution for custom fuel system builds ranging from street performance to full race applications. Compatible with DeatschWerks fuel lines, pumps, and AN fittings across their complete plumbing lineup.