“Original Mugen 無限 Power Exhaust manifolds/Header 4-1 – For Honda B Series VTEC (B16/B18/B20) – Come with Honda 02 sensor – Cond: Good Condition – With the 4 into 1 design, you will find the most horsepower and torque gains in the higher RPM range – Collector Item” has been added to your cart. View cart