Dorman 911-624 | Left Secondary Air Injection Check Valve

Part Number
Secondary A.I.R. Injection Valve

Fits: 10-13 Lexus GX460, 10-12 Toyota Sequoia, 10-13 Toyota Tundra

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This secondary air injection check valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for durability and reliable performance.

BRAND: Dorman - OE Solutions


  • Secondary A.I.R. Injection Valve
  • Direct replacement - this secondary air injection check valve is designed to match the fit and function of the original valve on specified vehicles
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Durable construction - this part is made from quality materials to ensure reliable performance and long service life
  • Secondary, Air, Injection, Check, Valve, valves
  • Lexus GX460 2013-10, Toyota Sequoia 2012-10, Toyota Tundra 2013-10
  • Restores functionality - this valve is made to fit and fully restore part functionality after the original valve fails


Inlet Size (in)0.875 in
Material Aluminum
Maximum Pressure Rating (psi)4.4 PSI
Mounting Hole Diameter0.356
Outlet Size (in)0.716 in
Package Contents1 Secondary Air Injection Check Valve; 1 Gasket
Port Quantity2
Valve TypeCheck
Working Temperature Range-40 Deg. F to 250 Deg. F

Driver SideBank No. 1 Packaging Type: Box



  • Toyota: 2570238050


  • 2010-2013 Lexus GX460 - Position: Left
  • 2010-2012 Toyota Sequoia - Position: Left
  • 2010-2013 Toyota Tundra - Position: Left
Customer Questions
Can I use Dorman parts to replace OEM parts?
Yes, Dorman parts can often be used as replacements for OEM parts, but it is important to carefully compare specifications and ensure compatibility.
How do I install Dorman shift linkage bushing?
To install a Dorman shift linkage bushing, first locate the old bushing and remove it if necessary. Apply lubricant to the Dorman bushing and slide it onto the shift linkage, tapping it into place with a soft tool until fully seated. Check the alignment and function of the shift linkage after installation.
Where is Dorman manufactured?
Dorman is a global automotive parts supplier with manufacturing facilities in the United States, Mexico, Canada, China, and India. Its headquarters and largest manufacturing facility are located in Colmar, Pennsylvania, USA.
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Compatible Vehicles

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