High Flow Metallic Catalytic Converter

It features 3-inch stainless steel tubing that smoothly transitions to a 70mm flange at the catback connection, offering broad compatibility with both factory and aftermarket exhaust configurations. This HFC is equipped with a J-Bend extended O2 sensor bung, specifically designed to help mitigate the illumination of the check engine light, a common issue with modified exhaust systems. Installation is straightforward due to its direct bolt-on nature. The product is made in the USA and is EPA approved. Early reports from the Honda Civic Si community indicate horsepower gains of up to 7 wheel horsepower and 18 ft-lb of torque across the entire power band.