Spark Exhaust Yamaha R6 (2008-2016 and 2017+) Full Exhaust System. Constructed with a titanium silencer, catalyst eliminating titanium mid-pipe and titanium racing header. This system is the latest in the evolution lineup, designed to further improve performance in supersport configuration engines. The state-of-the-art system has been developed and tested using championship race teams around the world. Along with improved speed, many race teams have chosen Spark to face the Endurance World Championship due to Spark's durability and craftsmanship. From an aesthetic point of view the segmented connecting tube is striking, with beautiful welds that enhance the racing soul of this product. These precisely welded segments are more than an exercise in ascetics, but a necessary solution. After repeated bench tests such specific build qualities have tuned this exhaust for optimal torque and power. Handcrafted in Italy, Approximately 6-7 lbs, Dyno Tested for maximum horsepower increase over stock, 107 db. For perfect performance, throttle response and durability, ECU remapping is recommended. *Does not include removable DB Killer.