Upgrade your 2012-2015 Honda Civic SI with the Tsudo Bellmouth Race Header. Tailored for the K24Z7 engine, this product boasts a 4" Bellmouth and 3" CNC machine mandrel-bent tubing for maximum exhaust flow. Experience a substantial 10-15 horsepower and torque increase, enhancing throttle response.
- Eliminating the secondary cat for increased power
- Crafted from durable stainless steel
- interchangeable with 2.5" and 2.75" exhaust
- Improves horsepower, torque, throttle response
- Off road use only !!!
