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Airaid 400-633 PowerAid Throttle Body Spacer

Free shipping on orders over $29.99

$139.99

$ 59 .99 $59.99

In Stock
  • Superior filtration
  • Increases performance and mileage
  • Washable and reusable
  • Hand-built using the finest materials


09-10 Ford F-150 4.6L 3V.


Blake
Reviewed in the United States on April 18, 2025
Once installed which was very easy. My 2010 F-150 4.6 L. Kept stalling out everytime I would slow down.
Linda Simons
Reviewed in the United States on August 7, 2022
Don't be fooled this will fit a 2010 4.6 3v explorer.You have to remove the throttle body alignment tabs add a couple of washers to the supplied hardware but no big deal.Done in thirty minutes with a small hacksaw being careful but worth it!Went from 15.9mpg to19.4 mpg after a 80 mph blast on the highway.At the 2,500-3,000 rpms definitely a little more deep throated.As for the whistle some people talk about almost none especially with the ac on.All and all don't regret purchasing it for a stock 2010 4.6 explorer!!
Randy S Farley
Reviewed in the United States on December 7, 2020
Fits and works as described
Erich Christman
Reviewed in the United States on November 12, 2018
Hard to tell much of a difference on my 2010 F-150 XLT 4.6 L. maybe a little bit better pull on the mid range. other than that the product is well manufacturered.
dawgstar1
Reviewed in the United States on July 5, 2016
Waste Of Money, Installed per instructions and verification from tech support and my mileage is worse. I do not have any performance increase either. Save your money.
Matt O.
Reviewed in the United States on April 29, 2014
Installed on a 2010 F-150 4.6L 3V... And the power boost is clear as day. I have a digital readout of average MPG on the dash. I reset the MPG's on the way to work without the spacer installed, and was getting 13.4 MPG. After adding the throttle body spacer the MPG's went up to 15! I also have the K&N Cold air intake installed. If you're looking for a quick power gain or Gas saver this is a must have.
Michael Rushing
Reviewed in the United States on April 25, 2014
I bought this in addition to a K&N intake and a Flowmaster Delta 50. I did this same setup (less the flowmaster) on my last vehicle (2009 Jeep Wrangler) and had good results. When I added these items to the "new to me Ford" I was actually pleasantly surprised with the improvement. The "whistle" is almost non-existent but the power is absolutely there. The low end torque created by the spacer and the high end power with the intake are perfectly paired with the Flowmaster. The truck sounds beefy but not obnoxious and I have seen gains from 14.8 to 17mpg in the first 600 miles.
Jason Herrington
Reviewed in the United States on April 8, 2013
Installing the throttle body spacer took less than 15 minutes. The provided directions were detailed and accurate. That's always very helpful. I installed a K&N performance intake at the same time and now enjoy low-end to mid-range torque increases from the throttle body spacer and high-end horsepower increases from the instake system. I the power increases are noticeable when I stomp on the pedal and let the engine rev past 4k RPMs. There's a deep throaty-tone when the engine is reved up. Increaes in the MPG is at best 2-3.
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