Private Label MFG Power Driven (RB) K-Swap Header (4-2-1) is designed to maximize the engine's spent exhaust gas and broaden its powerband increasing horsepower and torque throughout the engine's RPM range. This 4-2-1 header is constructed out of 16-gauge, T304 stainless steel and features equal-length, mandrel bent tubing. The CNC machined flanges and piping are hand TIG welded for additional strength and reliability. The K-Swap exhaust header is designed to fit 92-00 Honda civic / 94-01 Integra with K20 engine swaps using Innovative or similar style engine mounts.