Fuel Rail Plug Valve for Chevy GMC Duramax Dodge Cummins

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Product Description

A Fuel Rail Plug Valve is a component in a fuel-injected engine that allows the fuel rail to be isolated from the fuel system, which can provide improved fuel system performance under certain conditions.

The Fuel Rail Plug Valve is typically installed in place of the fuel pressure regulator on the fuel rail, and is designed to block the fuel flow to the fuel rail when closed. This allows the fuel system to maintain a higher fuel pressure and can improve fuel delivery to the engine at high RPMs or under heavy load. When the valve is open, fuel flows through the fuel rail as normal, allowing the engine to operate normally.

It's important to note that the Fuel Rail Plug Valve may not be legal for use on public roads in some areas, as it can affect emissions and fuel economy. It's important to check local regulations and emissions laws before installing a Fuel Rail Plug Valve on a vehicle.


Weight: 0.07kg

Type: Aftermarket

Warranty: 12 months


2004 -2010 Chevy 6.6L Duramax

2004 -2010 GMC 6.6L Duramax

2007-2012 Dodge 6.7L Cummins

Returns Policy

Thanks for choosing Daysyore. All of our Daysyore products are strictly tested by our quality inspection team before shipment, if you find any quality issue, please email us at support@daysyore.com

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

The refund will be processed within 7 working days after the receipt and validation of return. Please check your account then.


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