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AIRAID Throttle Body Spacer
$157.99

AIRAID Throttle Body Spacer - Model 400-531

The AIRAID Throttle Body Spacer is engineered to boost your vehicle's off-idle torque, specifically enhancing performance from 800 RPM to around 3,000 RPM. Thanks to its innovative, patented Helix Bore design, this spacer effectively spins the incoming air charge as it flows through, increasing air velocity and promoting better atomization of the air/fuel mixture. The result? You’ll experience improved part-throttle torque and a noticeable boost in mid-range power.

Key Features

  • CARB EO Number: D-609-10
  • Color: Red
  • Finish: Anodized
  • Gaskets Included: Yes
  • Material: Aluminum
  • Mounting Hardware Included: Yes
  • Package Material: Plastic Other
  • Package Type: Blisterpack
  • Product Style: AIRAID PowerAid
  • Prop 65 Compliance: Yes (WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov)
  • Spacer Type: 4-Barrel Open
  • Street Legal in All US States: Yes (See Vehicle Applications)
  • Thickness: 1 in (25 mm)
  • Warranty: 12 Months - 24,000 Miles
  • Weight: 0.7 lb (0.3 kg)

Benefits of the AIRAID Throttle Body Spacer

This throttle body spacer not only enhances your vehicle's mid-range torque but also contributes to a smoother and more responsive driving experience. Its easy installation process means you can enjoy the benefits without complicated modifications. The durable aluminum construction ensures longevity, making it a smart investment for any performance enthusiast.

Customer Feedback

Users have praised the AIRAID Throttle Body Spacer for its noticeable impact on engine performance. Many noted that their vehicles felt more powerful during acceleration, especially in the mid-range RPMs. The ease of installation was also highlighted, with several customers mentioning how quickly they could complete the upgrade without professional help.

Additional Notes

California Air Resources Board Exempt: Yes; CARB EO: D-609-10; Airaid Throttle Body Spacer

Note(s):

  • This air intake may be CARB restricted. Please check with your local laws and regulations.

Proposition 65

WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle Make/Model
Ford Expedition 2005-2014 Limited
Ford Expedition 2005-2010 Eddie Bauer
Ford Expedition 2005-2006 XLS
Ford Expedition 2005-2014 XLT
Ford Expedition 2005-2006, 2008-2014 King Ranch
Ford Expedition 2006 XLT Sport
Ford Expedition 2007-2010 EL Eddie Bauer
Ford Expedition 2007-2014 EL Limited
Ford Expedition 2007-2008 Eddie Bauer Max
Ford Expedition 2007-2014 Max Limited
Ford Expedition 2007-2010 Max Eddie Bauer
Ford Expedition 2007-2014 EL XLT
Ford Expedition 2008 Funkmaster Flex Edition
Ford Expedition 2008-2014 EL King Ranch
Ford Expedition 2009-2011 Max King Ranch
Ford Expedition 2011-2014 EL XL
Ford Expedition 2011-2014 XL
Ford Expedition 2011, 2014 Max XL
Ford F-150 2004-2009 Flotillera
Ford F-150 2004-2010 XL
Ford F-150 2004-2010 FX4
Ford F-150 2004-2010 STX
Ford F-150 2004-2010 XLT
Ford F-150 2004-2010 Lariat
Ford F-150 2005-2010 King Ranch
Ford F-150 2006-2008, 2010 Harley-Davidson Edition
Ford F-150 2007-2008, 2010 FX2
Ford F-150 2008 THE 60TH ANNIVERSARY EDITION
Ford F-150 2008 XTR
Ford F-150 2008 Limited
Ford F-150 2009-2010 Platinum
Ford F-150 Heritage 2004 XL
Ford F-150 Heritage 2004 SVT Lightning
Ford F-150 Heritage 2004 XLT
Ford F-250 2005-2009 XLT
Ford F-250 2005-2009 Flotillera
Ford F-250 2005-2009 XL
Ford F-250 2007 Doble Cab
Ford F-250 Super Duty 2005-2010 XL
Ford F-250 Super Duty 2005-2010 King Ranch
Ford F-250 Super Duty 2005-2010 Lariat
Ford F-250 Super Duty 2005-2010 Harley-Davidson Edition
Ford F-250 Super Duty 2005-2010 XLT
Ford F-250 Super Duty 2008-2010 FX4
Ford F-250 Super Duty 2009-2010 Cabela's
Ford F-350 2005-2009 XLT
Ford F-350 2005-2009 XL
Ford F-350 Super Duty 2005-2010 Lariat
Ford F-350 Super Duty 2005-2010 XLT
Ford F-350 Super Duty 2005-2010 XL
Ford F-350 Super Duty 2005-2010 King Ranch
Ford F-350 Super Duty 2005-2010 Harley-Davidson Edition
Ford F-350 Super Duty 2008-2009 FX4
Ford F-350 Super Duty 2009-2010 Cabela's
Lincoln Mark LT 2006-2008 Base
Lincoln Navigator 2007 Luxury
Lincoln Navigator 2007-2009, 2013 L Ultimate
Lincoln Navigator 2007 L Luxury
Lincoln Navigator 2007-2013 Ultimate
Lincoln Navigator 2008-2013 L
Lincoln Navigator 2008-2013 Base
Lincoln Navigator 2013 L Executive
Lincoln Navigator 2013 Limited

Airaid Banner

Who is Airaid?

Airaid is an aftermarket company that manufactures air filters and air intake systems for various vehicles. Founded in 1997, their filters are designed to work in any kind of environment, may it be the sand dunes, mud bogs, snowy slopes, and other harsh terrains. 

Their filters are not just used for offroading purposes but at the race track as well. You can see it being used by various drag cars and track cars too. Over the years, Airaid has established itself as a company that provides top quality products and has since become a leader in its market segment.

Engines Need to Breathe Too

Like humans, your car engine needs to properly breathe as well. Imagine running with your nose clogged. Hard isn’t it? That goes the same for your engine. 

A clogged air intake system would not just hinder the engine but might cause some unnecessary damage as well. Airaid aims to provide a better solution to these by creating products that would help restrict airflow.

Continuous Research for Innovation

Airaid has always pushed itself to find better ways on how to improve an engine’s airflow. They have created products such as throttle body spacers that complements their high-performance air intake systems. 

Their own air filters dubbed Synthaflow and Synthamax are proven to be more efficient against its competitors. The company is committed to providing the best product that they have created a special team known as the H-PAS Development Team. This team focuses on High-Performance Air Systems.

Purchase Airaid at Vivid Racing

Don’t restrict your vehicle’s full potential and upgrade your vehicle’s air intake system with Airaid. Designed to perform, you know that you have a product that helps your vehicle’s performance. Visit Vivid Racing and check out the list suitable for your needs.





Araid has the following 4 available warranties:
  • AIRAID "NO-HASSLE" LIFETIME LIMITED WARRANTY
  • AIRAID 1-YEAR LIMITED WARRANTY
  • AIRAID 90-DAY LIMITED WARRANTY
  • AIRAID 12-MONTH / 24,000 MILE LIMITED WARRANTY

THIS LIMITED WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS, WHICH VARY FROM STATE TO STATE. THIS LIMITED WARRANTY CAN ALSO BE FOUND ONLINE AT www.airaid.com/warranty. WE LIMIT THE DURATION AND REMEDIES OF ALL IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO THE DURATION OF THIS EXPRESS LIMITED WARRANTY. SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS.

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Installation Instructions

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