Jdl Catted Uel Header
The JDL Catted UEL (Unequal Length) Header is a high-performance exhaust component designed for the Toyota 86, Subaru BRZ, and Scion FR-S. Manufactured by JDL Auto Design, this header aims to enhance engine performance while maintaining compliance with emissions standards. It’s particularly popular among enthusiasts seeking to improve their vehicle’s exhaust note and overall power output.
Design and Features
The JDL Catted UEL Header is crafted from 304 stainless steel, ensuring durability and resistance to corrosion. It features a 4-1 low-angle merge collector, which is designed to optimize exhaust flow and improve engine efficiency. The header is port-matched for optimal flow, and all welds are back-purged to maximize strength and longevity. Additionally, it includes a GESI G-Sport EPA-compliant catalytic converter capable of supporting up to 500 horsepower, making it suitable for both naturally aspirated and supercharged applications.
Performance Benefits
- Enhanced Exhaust SoundThe unequal length design produces the iconic Subie rumble,” a deep and throaty exhaust note that is highly sought after by enthusiasts.
- Improved Engine PerformanceBy optimizing exhaust flow, the header can contribute to increased horsepower and torque, particularly at higher RPMs.
- Emissions ComplianceThe inclusion of a high-performance catalytic converter ensures that the vehicle remains compliant with emissions regulations, making it suitable for street use in areas with strict emissions laws.
Installation and Compatibility
The JDL Catted UEL Header is designed for easy installation on the 2013-2020 and 2022+ Toyota 86, Subaru BRZ, and Scion FR-S models. It comes with all necessary gaskets and hardware for the header-to-over-pipe connection, simplifying the installation process. However, professional installation is recommended to ensure proper fitment and performance.
Optional Thermal Ceramic Coating
For those looking to further enhance the performance and longevity of their header, JDL offers an optional thermal ceramic coating. This coating helps to
- Reduce radiant heat
- Lower engine bay temperatures
- Protect surrounding components from heat damage
- Add additional corrosion protection from the elements
The thermal ceramic coating not only improves performance but also gives the header a sleek, uniform appearance.
Customer Feedback
Owners who have installed the JDL Catted UEL Header report significant improvements in both sound and performance. Many note the deep, aggressive exhaust note that the unequal length design produces, which is a hallmark of the Subaru boxer engine. Performance gains are also evident, with smoother power delivery and increased responsiveness, particularly in the mid to high RPM range.
Considerations
While the JDL Catted UEL Header offers numerous benefits, it’s important to consider a few factors before purchasing
- Emissions RegulationsEnsure that the header complies with local emissions laws in your area. The included GESI catalytic converter helps with compliance, but it’s essential to verify its legality in your jurisdiction.
- Installation CostsProfessional installation is recommended, which can add to the overall cost of the upgrade.
- Exhaust NoteThe unequal length design produces a distinctive exhaust note that may not be to everyone’s taste. It’s advisable to listen to sound clips or, if possible, hear the setup in person before making a decision.
The JDL Catted UEL Header is a top-tier performance upgrade for the Toyota 86, Subaru BRZ, and Scion FR-S. It offers a combination of enhanced exhaust sound, improved engine performance, and emissions compliance, making it a popular choice among enthusiasts. With its high-quality construction and thoughtful design, the JDL Catted UEL Header is a worthy investment for those looking to elevate their vehicle’s performance and driving experience.