Yamaha YZ450F 2014 - 2018 RS12 Full System SS-AL-CF

YOSHIMURA MOTORCYCE EXHAUST - RS12

Our new RS-12 system has been in development for over a year, no stone has been left unturned in our efforts to innovate and create the best exhaust system available. we were able to deliver!

The Yoshimura RS-12 was made with one goal to provide the most precision tuned machine in motocross competition.

FEATURES:

• Developed and tested in collaboration with HRC Honda Racing World Champion Tim Gajser and engineers the new RS-12 is ready for the race track and trails.
• Aggressive intelligently designed, the RS-12 asymmetrical shaped muffler allows maximize capacity and incorporates a resonance chamber for managing sound and increasing usable power. RS-12's unique profile also provides more clearance for tire and brake caliper.
• Unique oval manifold design was created using FEA process (Finite Element Analysis) and produced using state-of-the-art hydroforming process
• Improved performance gains, weight reduction and fit when compared to previous generation design
• Just like the works systems our Factory Racers use, RS-12 systems utilize precision machined joints. Machined joints provide a superior and exacting fit for joints by better securing the seal between two surfaces with a perfect 360 degree contact surface which translates into improved system life, fit and performance
• Works-look matte carbon fiber end cap with industry leading design and innovation end cap detailing as expected from Yoshimura
• Carbon end cap covers inner cap mounted design improves durability, and eases servicing as compared to other sandwich mounting designs most commonly found in the industry
• New patent pending Precision Taper Fit (PTF) insert ring makes it easy to install and remove sound inserts and spark arresters
• Tapered muffler body inlet design of RS-12 enables the system to be pushed forward thus helping with weight centralization without sacrificing performance
• Proudly designed, developed and made in the USA!

PLEASE NOTE:

• images for illustration only 
• This product was designed to fit on a standard equipped motorcycle, as delivered from the factory. OE and aftermarket accessories not found on a bike as delivered from the factory may not be compatible with this product.
• ONLINE ONLY

Fitment Details

• Yamaha YZ450F 2014
• Yamaha YZ450F 2015
• Yamaha YZ450F 2016
• Yamaha YZ450F 2017
• Yamaha YZ450F 2018