Leo Vince Underbody EVO II Exhaust System Kawasaki Ninja 650R / ER-6N 2012 The LeoVince SBK Underbody exhaust was developed expressly for the range of motorcycles that feature low center of gravity under-engine exhaust systems. The unique shape was derived from the Factory range of products, yet clearly creates its own category of design and function. Optimized weight distribution, excellent performance and true aesthetic appeal define the Underbody exhaust as a piece that features both form and function. The SBK Underbody has a wide range of performance and design features. The Underbody offers CAD/CAM design for precise fit Titanium look media blast finish on muffler sleeve Significant weight savings over stock Excellent power gains across the RPM range (linear power) AISI 304 Stainless Steel internal construction with Carbon Fiber end-cap Available as a slip-on and for some specific models as a full system TIG-welded 304 Stainless Steel construction of headers on full system fitments Removable EVOII sound insert for more aggressive tone Machine-specific tuning to work with stock fuel settings Most applications NOTE Please check local laws before purchasing. Some modifications may be prohibited in some states.