Akrapovic Titanium Header Pipes Constructed using high-grade Titanium Provide a solid power gain across the rev range Will also reduce weight, leading to improved handling and maneuverability Optional available headers from the finest titanium offer an upgrade to a full system when used with the Akrapovič Slip-On exhaust system Let your bike stand out with more power, beautiful design, and the unique Akrapovič sound. Model Number: E-B10E8Header Configuration: 4-Into-1 Header SystemHP Gains: +10.4 HP (m) @ 8550rpmTorque Gains: +6.5 @8450 rpmWeight: 4.9 Pounds (14.9 Pounds lighter than stock)Notes:Akrapovic Exhaust components are not certified for use on emissions controlled vehicles in the state of California and not intended for use on DOT roads in this state. Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line Akrapovic Titanium Headers Part Number E-B10E8 Fitment Type Unit Sale Qty Kit Style Material Titanium Color Size Finish Position Functional Length Cable Sleeve Length Cable Sleeve Travel Driver Seat Length Passenger Seat Length Driver Seat Width Passenger Seat Width Piston/Cylinder Size Piston Size Added Cylinder Stroke Volume Final Engine Displacement Exhaust Configuration 4-Into-1 Exhaust System Muffler Size Muffler End/Tip Style Windshield Height Windshield Width Handlebar Diameter California Air Resource Board Compliance TRUE Product Disclaimer Items Included Fitments 2019 BMW S1000RR 2020 BMW S1000RR