Kooks Headers Catted Downpipe
2020–2023 Toyota GR Supra
44113300
Overview:
The Kooks Headers Catted Downpipe is a high-performance exhaust component designed specifically for the 2020 to 2023 Toyota GR Supra. Crafted to replace the factory downpipe, this 4-inch stainless steel Ultra-GREEN catted downpipe enhances exhaust flow while maintaining emissions compliance. Ideal for enthusiasts seeking to unlock additional power and improve throttle response without sacrificing reliability or requiring complex modifications.
With over 50 years of experience in the high-performance exhaust industry, Kooks Headers and Exhaust delivers a product that balances race-proven technology with street-legal functionality. This downpipe is engineered to seamlessly connect to the OEM exhaust system at the factory connection point, ensuring a straightforward installation with no need for additional parts.
Key Features:
Designed for maximum performance and durability, the Kooks Headers Catted Downpipe offers the following key features:
- Precision-crafted 4-inch diameter Ultra-GREEN catalytic converter for improved exhaust flow and emissions compliance
- Constructed from premium T304 aircraft-quality stainless steel for superior corrosion resistance and longevity
- Direct bolt-on fitment to the 2020–2023 Toyota GR Supra with no modifications required
- Handcrafted in the USA by a family-owned company with over three generations of expertise
- Dyno and race-tested to ensure optimal power gains and reliability under demanding conditions
- Maintains OEM exhaust connection points for a clean and professional installation
- Backed by a limited lifetime warranty to the original purchaser
Construction & Design:
Kooks Headers utilizes T304 stainless steel, an aircraft-grade material known for its exceptional strength and resistance to heat and corrosion. Each downpipe is meticulously handcrafted in the USA, ensuring consistent quality and fitment. The 4-inch diameter design optimizes exhaust gas flow, reducing backpressure and enhancing engine efficiency.
The integrated Ultra-GREEN catalytic converter balances performance with emissions requirements, making it suitable for street-driven vehicles while still delivering notable power improvements. The design maintains factory mounting points and connections, preserving the vehicle’s structural integrity and ease of installation.
Performance & Sound
By upgrading to the Kooks Headers Catted Downpipe, drivers can expect improved throttle response and increased horsepower potential due to reduced exhaust restriction. The larger 4-inch piping allows exhaust gases to exit more freely, which can enhance turbo spool characteristics and overall engine efficiency. Additionally, the downpipe contributes to a more aggressive exhaust note without excessive drone, striking a balance between performance and daily drivability.
Installation & Fitment:
This downpipe is engineered for a direct bolt-on installation on the 2020–2023 Toyota GR Supra, connecting seamlessly to the OEM exhaust system at the factory connection point. No additional parts or modifications are required, making it an ideal upgrade for enthusiasts seeking a hassle-free installation. Professional installation is recommended to ensure proper fitment and to maintain warranty coverage.
What's Included:
- One 4-inch stainless steel Ultra-GREEN catted downpipe
- All necessary hardware for OEM connection
- Installation instructions
Ideal For:
This Kooks Headers Catted Downpipe is perfect for Toyota GR Supra owners who want to enhance their vehicle’s performance while maintaining emissions compliance. It is well-suited for street enthusiasts, weekend racers, and anyone looking to improve exhaust flow and engine responsiveness without compromising reliability or requiring extensive modifications.
