Born from the infamous GSX-R 750 the GSX-S engine pumps out some great power on this popular naked bike. The Yoshimura R-11 improves every aspect of the GSX-S.

The R-11 removes up to 4.8 lbs. of weight from the stock unit, which is massive! The R-11 Street Series doesn’t stop there, power coming from the R-11 is just as mind blowing! This slip on provides up to 3.8% more HP @10,000 rpm and up to 5.4% torque @7,500 rpm to provide a powerful punch!

The exhaust note that the R-11 gives this Suzuki is nothing short of that famous Yoshimura Suzuki incredible exhaust sound.

Yoshimura’s R-11 is designed, developed and manufactured in Japan.

Weights:
Stock system: 9.9 lbs.
Yoshimura R-11 stainless: 5.5 lbs.
Yoshimura R-11 blued titanium: 5.1 lbs.

Sound levels: (Using J2825 standards)

2000 rpm
Stock: 77.7dB
R-11: 91.0dB

5000 rpm
Stock: 88.9dB
R-11: 98.9dB