The ATP-FLS-367 is a well-crafted stainless steel reducer designed to connect components with different diameters seamlessly. With an outer diameter of 3.5 inches transitioning to 4 inches, this reducer is perfect for those looking to enhance their turbocharging setup without any hassle. Its overall length is 1.25 inches (32mm), making it a compact solution for tighter spaces.
This reducer not only simplifies the installation process but also enhances the performance of your turbo system by ensuring a smooth airflow transition. Customers have noted that the quality of the material feels robust, and the fitment is precise, which is crucial for maintaining optimal performance.
One customer mentioned, "I was pleasantly surprised by how easy it was to weld this reducer into my system. It fits perfectly and feels solid. Definitely a great addition to my turbo setup!" Another user commented, "The transition is smooth, and I noticed a slight improvement in my turbo's responsiveness. Well worth it!"
Diameter Transition: 89mm to 102mm. This specific sizing allows for compatibility with various aftermarket and OEM components, but please ensure to verify your specific application for the best results.
In summary, the ATP-FLS-367 is a reliable choice for anyone looking to upgrade their turbocharging components. Its thoughtful design and quality construction make it a practical addition to any performance build.
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Advanced Tuning Products, Inc. (ATP Turbo) is a company that is solely dedicated to turbocharging. Its main goal is to engineer and manufacture quality turbocharging components that deliver a real difference in power gains. Currently located in Hayward, California, ATP Turbo offers an extensive lineup of innovative turbo components, all of which are backed by years of experience and a solid international reputation. The brand’s current lineup includes a wide range of blow-off valves, injectors, adapters, and several other turbo components that are engineered to bring about a significant boost in power.
Dedication to Quality and ReliabilityWhile that act of turbocharging itself is not “new”, many of the parts ATP Turbo creates are born from “fresh” ideas that arise from applying the basic principles of process improvement and re-engineering to turbo systems. Following these philosophies has helped ATP Turbo design and re-design turbocharging components that are reliable, better functioning, and, oftentimes, more simplified than their stock counterparts. ATP products can be purchased as separate components or as a complete kit. For those taking on a larger tuning project, an ATP Turbo kit is certainly the better choice as it has everything you need to get the job done efficiently.
ATP Turbo’s processes rely on the latest equipment and tools to build only the best products in a timely fashion. All of its products are built using the latest high-precision equipment like 4-axis Haas CNC milling stations and lathes. With this, the company is able to switch from prototypes to high-speed production in very little time. What’s more, they are manufactured from high-quality materials to ensure superior durability for longevity and reliability.
ATP’s turbocharging components complement the best turbochargers offered by the aftermarket industry. Garrett Engine Boosting Systems is known for its unsurpassed performance and reliability. Garrett turbo units provide the solid foundation for ATP’s turbocharging applications.
Upgrade to ATP Turbo at Vivid RacingIf you are looking for the finest turbo equipment on the market, then you’ve come to the right place. ATP Turbo manufacturer top-of-the-line turbochargers and turbo components to improve upon the already impressive performance figures of vehicles like the Ford Focus ST, Ford Fiesta ST, Subaru WRX, Mitsubishi EVO, and Hyundai Genesis. ATP produces and tests all of its own products to ensure that each part offers the consumer optimal performance gains.
If you are ready to release the potential of your ride, call our parts specialist today at (480) 966-3040. We will get you equipped with ATP Turbo and make the purchase process a simple and pleasant one.