The Akrapovic Optional 4-1 Stainless Header Set offers high quality construction using lightweight materials, enhancing your motorcycle's performance. Crafted from premium stainless steel, this header set ensures durability and superior performance. Explore the standout features and benefits of this header set: Finest Stainless Steel Construction: Utilises premium-grade stainless steel, ensuring a resilient and long-lasting header set for durability and longevity. 4-1 Design: Employs a 4-1 header design, which optimises exhaust flow and reduces backpressure, resulting in increased horsepower and torque for a noticeable boost in performance. Lightweight Materials: Made from lightweight materials, this header set reduces the overall weight of your motorcycle, thereby enhancing handling and manoeuvrability. Compatibility with Akrapovi Slip-On Exhaust System: Seamlessly integrates with the Akrapovi Slip-On exhaust system, providing a full system upgrade and resulting in improved power ou