Akrapovic Evolution Exhaust System Kawasaki Kx450 / Kx450X The Akrapovic Evolution Exhaust system is constructed entirely of titanium and is the flagship of the Akrapovic line. Developed by the same group of engineers who work with championship-winning race teams in World Motocross, Supercross and World Enduro Classes and armed with the feedback provided by champions like Ryan Dungey and Antonio Cairoli, Akrapovic has designed their exhaust systems to deliver increased performance throughout the entire RPM range. Increasing power and torque throughout the entire RPM range offers a much smoother, controllable power delivery and is key for maximum performance and handling. All products that leave the Akrapovic factory are meticulously tested in the Akrapovic labs using their own dynamometers to maintain a very high standard of quality control. With the Akrapovic Evolution Full System Exhaust you too can experience the same adrenaline, joy and sheer power as the best riders in the world. Features: Offers increased performance throughout the entire RPM range Titanium construction for ultimate weight savings and durability Airtight, quality controlled production for a perfect fit and finish Specially coated finish offers greater scratch resistance Includes titanium head pipe with carbon fiber heat shield Includes titanium spark arrested muffler Weight: 6.9 lbs Meets FIM noise requirements Unit Stock Exhaust Akrapovic Max Gain Maximum Power kW 39.8 at 9950 rpm 40.8 at 9950 rpm + 1.9 at 7500 rpm HP (m) 54.1 at 9950 rpm 55.5 at 9950 rpm + 2.6 at 7500 rpm HP (i) 53.3 at 9950 rpm 54.7 at 9950 rpm + 2.6 at 7500 rpm Maximum Torque Nm 43.9 at 6800 rpm 45.7 at 7000 rpm + 2.5 at 7600 rpm lb-ft 32.4 at 6800 rpm 33.7 at 7000 rpm + 1.8 at 10650 rpm Weight kg 4.5 3.2 - 1.3 lb 9.9 6.9 - 3.0 - 29.8 / Table Styles ------------- / .table-container width:100padding-top:20pxtext-align:center .mobile .table-container overflow-x:scroll .table-container p font-style:oblique .akrapchart text-align:centerwidth:100max-width:535pxfont-family:'Arial', sans-seriffont-size:12pxmargin:0 auto .mobile .akrapchart width:100 .akrapchart thead trcolor:#fffbackground:#434141 .akrapchart thead tr th padding:.6em .akrapchart tr.dark background:#ddd .akrapchart tr td.bold font-weight:bold span.italic .akrapchart tr.light background:#f5f5f5 .akrapchart tr td padding:.6emborder-bottom: 1px solid #fffborder-right: none / The End! ------------- /