The AIRAID Throttle Body Spacer is engineered to boost off-idle torque, enhancing your driving experience from 800 RPM up to about 3,000 RPM. Thanks to its innovative Helix Bore design, this spacer creates a swirling effect in the incoming air charge as it flows through, increasing air velocity and improving the atomization of the air/fuel mixture. The result? A noticeable increase in part-throttle torque and enhanced mid-range power, making every drive more exhilarating.
The AIRAID Throttle Body Spacer is designed for optimal performance and compatibility. It is constructed from high-quality billet aluminum, ensuring durability and longevity. The spacer is TUV approved in Europe and is exempt under California Air Resources Board regulations, making it a smart choice for environmentally-conscious drivers.
This throttle body spacer is suitable for a wide range of vehicles, enhancing their performance without compromising on legality or safety. It's an excellent upgrade for those looking to maximize their vehicle's capabilities.
Users have reported a significant improvement in throttle response and overall engine performance after installing the AIRAID 510-537 Throttle Body Spacer. Many appreciate the noticeable boost in mid-range power, making it a popular choice among enthusiasts looking to enhance their driving experience.
California Air Resources Board Exempt: Yes; CARB EO: D-609
Note(s):
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
2004 Toyota 4Runner |
4Runner | 2004 |
|
2003-2004 Toyota Tundra |
Tundra | 2003-2004 |

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 TooLike 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 InnovationAiraid 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 RacingDon’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.
Click to view the Installation Instructions here