These smaller and lighter manual boost controllers offer precision power, durability, and the biggest bang for your buck. Turbosmart boost tee controllers are easy to install and are cost-effective in controlling the amount of pressure going to your wastegate via their gated boost control valve.
Built from high-grade brass and aluminum, these controllers allow for easy boost adjustment from under the hood with their accurate, proven detent system. Under the hood boost tees are ideal for many applications from mild to wild!
Features:
- Smaller and lighter than other Manual Boost Controllers on the market. Set your boost and forget it.
- Boost adjustable from under the hood with an accurate, proven Detent System.
- Easy to install and adjust.
- The Turbosmart Gated Boost Control Valve range is one of the best dollar for horsepower upgrades that you can make to your turbocharged petrol or diesel engine vehicle.
- All Turbosmart Gated Boost Controllers have an exclusive Gate feature which minimizes wastegate creep and can improve turbo response by up to 800 rpm earlier in the rev range – this means that you can increase the performance and response from your engine without even raising the maximum boost level.
- Stable increases in boost over wastegate spring pressure of 200%+ for internal wastegate and 100% for external wastegates are common practice using these manual boost controllers.
- Manufactured from high-grade brass and billet aluminum and are renowned for their easy installation, robust design, stability and a detent adjustment system allows for accurate and simple tuning of boost pressure.
Includes mounting bracket.

Suitable for most turbocharged vehicles.