2006-15 yamaha r6 Slip-On race exhaust System max power gain +2.3 HP max torque gain +1.5 ft-lbs weight dropped -0.2 lbs video - click image Part # 005-3850405-S1 Description S1R Slip-On System - Carbon Fiber Canister MSRP $599.98 800-211-2767 www.twobros.com Two Brothers Racing was founded in 1985 has grown from a factory-backed AMA Superbike team to a world leader in the manufacture and sales of exhaust systems and other high-performance accessories for all types of motorcycles and ATVs. © 2014 Two Brothers Racing. Specifications and pricing subject to change without notice. All Rights Reserved. This information may not be reproduced in whole or part without prior written consent of Two Brothers Racing. All references to manufacturer names, symbols and descriptions are done for reference purposes only and any trademarks used are properties of their respective companies. TBR products are intended for CLOSED COURSE COMPETITION ONLY! Please Ride Responsibly.