URO 0021407460 Secondary Air Injection Check Valve - Left
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URO

URO 0021407460 Secondary Air Injection Check Valve - Left

Brand URO 0021407460
Position Left
Fits Mercedes-Benz · 107 vehicles

OE-style replacement. Built to meet or exceed OEM specifications for emission control service.

European vehicle focus. URO Parts supplies quality replacement components for professional and DIY repair.

Warranty-backed line. URO Premium components include an unlimited mileage, lifetime warranty.

Cross-references Genuine 0021407460, Standard Ignition AV78 and 002 140 74 60 for the same application. See all 5.

$110.22Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.
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Secondary Air Injection Check Valve

This URO secondary air injection check valve is a quality replacement for European vehicle emission control systems. It is built for Mercedes-Benz applications and cross-references Genuine 0021407460 for the same application.

Key Features

  • Replacement secondary air injection check valve for emission control service
  • URO Parts quality replacement component for European vehicles
  • Meets or exceeds OEM specifications
  • Cross-references Genuine 0021407460

Detailed Description

Use this check valve when servicing the secondary air injection system on compatible Mercedes-Benz models. It is intended to maintain proper one-way flow in the air injection circuit, helping the emission system operate as designed. Fits 2009-2015 Mercedes-Benz G550, left; Fits 2010-2013 Mercedes-Benz S400, left; Fits 2008-2012 Mercedes-Benz C300, left; Fits 2007-2012 Mercedes-Benz GL450, left; Fits 2010-2012 Mercedes-Benz GLK350, left; Fits 2011-2012 Mercedes-Benz SL550, left; Fits 2007-2009 Mercedes-Benz SL550, left; Fits 2006-2011 Mercedes-Benz C350, left; Fits 2007-2011 Mercedes-Benz CLS550, left; Fits 2006-2011 Mercedes-Benz E350, left; Fits 2007-2011 Mercedes-Benz E550, left; Fits 2008-2011 Mercedes-Benz GL550, left; Fits 2006-2011 Mercedes-Benz ML350, left; Fits 2010-2011 Mercedes-Benz ML450, left; Fits 2008-2011 Mercedes-Benz ML550, left; Fits 2006-2011 Mercedes-Benz R350, left; Fits 2007-2011 Mercedes-Benz S550, left; Fits 2009-2011 Mercedes-Benz SLK300, left; Fits 2005-2011 Mercedes-Benz SLK350, left; Fits 2007-2010 Mercedes-Benz CL550, left; Fits 2006-2009 Mercedes-Benz CLK350, left; Fits 2007-2009 Mercedes-Benz CLK550, left; Fits 2006-2008 Mercedes-Benz SLK280, left; Fits 2006-2007 Mercedes-Benz C230, left; Fits 2006-2007 Mercedes-Benz C280, left. Mercedes-Benz owners and technicians can use this part as a direct replacement option for the listed applications, including the URO 0021407460 part number.

What It Is Used For

  • Replacing a leaking or stuck secondary air injection check valve
  • Restoring proper air flow control in the emission system
  • Addressing fault codes related to secondary air injection performance
  • Supporting emissions-related repairs on Mercedes-Benz vehicles

Installation Notes and Tips

Verify the vehicle year, model, and left-side application before ordering. Inspect the surrounding air injection hoses and connections during replacement to confirm the system is sealed and operating correctly. Confirm part number 0021407460 against the original component when matching the application.

Quality Assurance

URO Parts components are manufactured to meet or exceed OEM specifications. A.P.A. also offers URO Premium upgraded components and backs that line with an unlimited mileage, lifetime warranty.

Related reading

This part fits 107 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
2015Mercedes-BenzG550—Left—
2014Mercedes-BenzG550—Left—
2013Mercedes-BenzG550—Left—
2013Mercedes-BenzS400—Left—
2012Mercedes-BenzC300—Left—
2012Mercedes-BenzG550—Left—
2012Mercedes-BenzGL450—Left—
2012Mercedes-BenzGLK350—Left—
2012Mercedes-BenzS400—Left—
2012Mercedes-BenzSL550—Left—
2011Mercedes-BenzC300—Left—
2011Mercedes-BenzC350—Left—
2011Mercedes-BenzCLS550—Left—
2011Mercedes-BenzE3504MaticLeft—
2011Mercedes-BenzE550—Left—
2011Mercedes-BenzG550—Left—
2011Mercedes-BenzGL450—Left—
2011Mercedes-BenzGL550—Left—
2011Mercedes-BenzGLK350—Left—
2011Mercedes-BenzML350BaseLeft—
2011Mercedes-BenzML450—Left—
2011Mercedes-BenzML550—Left—
2011Mercedes-BenzR3504MaticLeft—
2011Mercedes-BenzS400—Left—
2011Mercedes-BenzS550—Left—
2011Mercedes-BenzSL550—Left—
2011Mercedes-BenzSLK300—Left—
2011Mercedes-BenzSLK350—Left—
2010Mercedes-BenzC300—Left—
2010Mercedes-BenzC350—Left—
2010Mercedes-BenzCL550—Left—
2010Mercedes-BenzCLS550—Left—
2010Mercedes-BenzE350—Left—
2010Mercedes-BenzE550—Left—
2010Mercedes-BenzG550—Left—
2010Mercedes-BenzGL450—Left—
2010Mercedes-BenzGL550—Left—
2010Mercedes-BenzGLK350—Left—
2010Mercedes-BenzML3504MaticLeft—
2010Mercedes-BenzML450—Left—
2010Mercedes-BenzML550—Left—
2010Mercedes-BenzR3504MaticLeft—
2010Mercedes-BenzS400—Left—
2010Mercedes-BenzS550—Left—
2010Mercedes-BenzSLK300—Left—
2010Mercedes-BenzSLK350—Left—
2009Mercedes-BenzC300—Left—
2009Mercedes-BenzC350—Left—
2009Mercedes-BenzCL550—Left—
2009Mercedes-BenzCLK350—Left—
2009Mercedes-BenzCLK550—Left—
2009Mercedes-BenzCLS550—Left—
2009Mercedes-BenzE350—Left—
2009Mercedes-BenzE550—Left—
2009Mercedes-BenzG550—Left—
2009Mercedes-BenzGL450—Left—
2009Mercedes-BenzGL550—Left—
2009Mercedes-BenzML350—Left—
2009Mercedes-BenzML550—Left—
2009Mercedes-BenzR350—Left—
2009Mercedes-BenzS550—Left—
2009Mercedes-BenzSL550—Left—
2009Mercedes-BenzSLK300—Left—
2009Mercedes-BenzSLK350—Left—
2008Mercedes-BenzC300—Left—
2008Mercedes-BenzC350—Left—
2008Mercedes-BenzCL550—Left—
2008Mercedes-BenzCLK350—Left—
2008Mercedes-BenzCLK550—Left—
2008Mercedes-BenzCLS550—Left—
2008Mercedes-BenzE350—Left—
2008Mercedes-BenzE550—Left—
2008Mercedes-BenzGL450—Left—
2008Mercedes-BenzGL550—Left—
2008Mercedes-BenzML350—Left—
2008Mercedes-BenzML550—Left—
2008Mercedes-BenzR350—Left—
2008Mercedes-BenzS550—Left—
2008Mercedes-BenzSL550—Left—
2008Mercedes-BenzSLK280—Left—
2008Mercedes-BenzSLK350—Left—
2007Mercedes-BenzC230—Left—
2007Mercedes-BenzC280—Left—
2007Mercedes-BenzC350—Left—
2007Mercedes-BenzCL550—Left—
2007Mercedes-BenzCLK350—Left—
2007Mercedes-BenzCLK550—Left—
2007Mercedes-BenzCLS550—Left—
2007Mercedes-BenzE350—Left—
2007Mercedes-BenzE550—Left—
2007Mercedes-BenzGL450—Left—
2007Mercedes-BenzML350—Left—
2007Mercedes-BenzR350—Left—
2007Mercedes-BenzS550—Left—
2007Mercedes-BenzSL550—Left—
2007Mercedes-BenzSLK280—Left—
2007Mercedes-BenzSLK350—Left—
2006Mercedes-BenzC230—Left—
2006Mercedes-BenzC280—Left—
2006Mercedes-BenzC350—Left—
2006Mercedes-BenzCLK350—Left—
2006Mercedes-BenzE350—Left—
2006Mercedes-BenzML350—Left—
2006Mercedes-BenzR350—Left—
2006Mercedes-BenzSLK280—Left—
2006Mercedes-BenzSLK350—Left—
2005Mercedes-BenzSLK350—Left—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Genuine — 0021407460Standard Ignition — AV78002 140 74 604V1304URO-020041