Check the listing for details. KHROME WERKS Aggressor 2-into-2 Crossover Headers - Black - FL 200860. Condition: New. Listed at 959.95 USD. Lighter system offers more flow and makes more top-end power than the factory system, Reduces heat transmission to the rider and passenger by routing the exhaust under the frame instead of under the seat, Features 1-3/4" 16-gauge mandrel bent, interconnected headers, and 220° full-coverage heat shields, Front pipe crosses over to the left side and is securely mounted to the transmission oil pan, Hidden linear crossover for maximum top-end horsepower, improved low-end torque, and sound-dampening, Crossunder pipe is formed from the 1-7/8" tubing for increased ground clearance and no cross-sectional area loss, Includes 12 mm and 18mm O2 sensor ports, O2 sensor ports and plugs, gaskets, and all mounting hardware included, Made in the U.S.A.