SCITOO Secondary Air Injection Check Valve Replacement for 2003 2004 2005 2006 2007 2008 2009 2010 2011 for Ford Focus
SCITOO Secondary Air Injection Check Valve Replacement for 2003 2004 2005 2006 2007 2008 2009 2010 2011 for Ford Focus
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SCITOO Secondary Air Injection Check Valve Replacement for 2003 2004 2005 2006 2007 2008 2009 2010 2011 for Ford Focus

5 stars out of 1 review
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Key item features

  • OE NUMBER -6S4Z9F491A  /6S4Z9F491AA/3S419F491AC/CX1966/CX2075/CX2445/911155

  • VALVE USAGE -Ensure that oxygen is supplied to the cylinder head or exhaust manifold only during the cold start phase, for the purpose of oxidizing unburned or partially burned fuel

  • VALVE CHARACTERISTIC -It acts as a one-way valve, allowing air to be pumped into the exhaust, while preventing exhaust fumes from leaking into the secondary air injection system

  • WARRANTY -  one year warranty


Fits Select:
2009-2011 FORD FOCUS SE 4 Cyl 2 L
2005-2006 FORD FOCUS ZX4 4 Cyl 2 L
2007 FORD FOCUS ZXW/S/SE/SES 4 Cyl 2 L
2008 FORD FOCUS SE/SEL/SES 4 Cyl 2 L
2004 FORD FOCUS ZTS 4 Cyl 2.3 L
2003 FORD FOCUS SE/SE SPORT/ZTW 4 Cyl 2.3 L
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Current price is $25.50
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Showing 1-1 of 1 review

Nov 16, 2025
Lois
Sold and shipped bySCITOO
5 out of 5 stars review

Verified Purchase

Works and fits just like original.

Great price and works just like the original. Very happy with purchase. Fit my 2006 Ford Focus wagon.

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