Replacement (or optional) low volume insert kit for Yoshimura silencers.

The Yoshimura Carbon Heatshield is designed to be used with the R-11Sq slip-on kit to complete the look of the bike.

The Heptaforce dramatically improves your bike's visual appearance produces more power, more torque and saves weight.

Noise Level Without Baffle 103 db @ 6,600rpm,

Yoshimura AT2 slip-on for the GSX-R1000 makes the high revving inline fYoshimura come to life and sound like it should. Features include Yoshimura exclusive Works Edition, an aggressively styled matte finish heel guard and end cap complimented by a facet-formed tip. End result 2.2% max power increase, 2.1 lbs. weight saving from a Street Series slip-on.

The Akrapovic GP Megaphone slip-on exhaust is simple to install and is constructed entirely from titanium. The unique shape dramatically improves your bike's visual appearance, whilst the exhaust itself gives more power, more torque, and less weight.

Noise Level Without Baffle 103 db @ 6,600rpm,

The new R-11sq R style was designed with Yoshimura Japan's iconic R-11 shape through race machine development. It keeps the beautiful sharp edge appearance with uniquely squared shape and larger muffler volume to meet tighter sound control.

Noise level: 103dB @ 6,000rpm (with dB killer installed) 108dB @ 6,000 (without dB killer)