Yoshimura · Slip-On
Designed as a Slip-On system and finished in a satin finish muffler style, it brings Yoshimura styling and a deeper exhaust note while targeting maximum performance gain as an Euro5 approved slip-on.
This muffler fits Suzuki GSX-S1000-F-FZ-Z 2021–2025, Suzuki GSX-S1000GT 2022–2025, Suzuki GSX-S950 2022, and Suzuki KATANA-1000 2021–2025. For GSX-S1000GT applications, it is noted as possible to use with Suzuki Genuine Accessory panniers (see fitment table below for exact models and years).
Performance
This R77S slip-on is listed as Euro5 approved and intended to deliver maximum performance gain while producing a deep exhaust sound. Homologation is shown as Euro5 (e1 00085 G), supporting riders who want a street-focused exhaust solution aligned with that approval.
Materials
Built with stainless as the material and stainless steel as the main material, this Street Series muffler is designed around durability-minded construction.
Included
A Yoshimura logo laser marked heat guard is included, adding an OEM-like finishing touch to the installation. For GSX-S1000GT riders, Yoshimura notes it is possible to use with Suzuki Genuine Accessory panniers, supporting touring-oriented setups when configured as intended.
Materials
Yoshimura positions this R77S as part of the Street Series Exhaust System lineup, using a slip-on format to update the bike without changing the full exhaust. The muffler is specified as stainless with stainless steel listed as the main material, pairing street-friendly packaging with Yoshimura’s signature R77S styling and a satin finish muffler presentation.
Sound
This slip-on is described as delivering a deep exhaust sound while being Euro5 approved, with homologation listed as Euro5 (e1 00085 G). Static noise is specified as 93.5db / 5,500rpm. Yoshimura also notes that removal of the dB-killer is prohibited by EEC regulation, and that removal of the dB-killer may cause heat damage of pannier.
Fitment
Fitment spans Suzuki GSX-S1000-F-FZ-Z 2021–2025, Suzuki GSX-S1000GT 2022–2025, Suzuki GSX-S950 2022, and Suzuki KATANA-1000 2021–2025. For the Suzuki GSX-S1000GT, Yoshimura specifically notes it is possible to use with Suzuki Genuine Accessory panniers, which is an important consideration for riders building a luggage-equipped sport-touring setup.
| Part Number | 1F0-19E-5W30 |
|---|---|
| Brand | Yoshimura |
| Product Line | Street Series Exhaust System |
| System Type | Slip-On |
| Material | Stainless |
| Shipping Weight | 1 lb |
| Emissions Compliance | QUALIFIED MANUFACTURER DECLARED "REPLACEMENT PART" |
| Power | 0.5% / 11,300rpm |
| Torque | 0.5% / 11,300rpm |
| Weight | - 0.2kg |
| Homologation (Approved No.) | Euro5 (e1 00085 G) |
| Static Noise Decibel : dB/Measured at : rpm | 93.5db / 5,500rpm |
| Main Material | Stainless steel |
| Make | Model | Model Years |
|---|---|---|
| Suzuki | GSX-S1000-F-FZ-Z | 2021–2025 |
| Suzuki | GSX-S1000GT | 2022–2025 |
| Suzuki | GSX-S950 | 2022 |
| Suzuki | KATANA-1000 | 2021–2025 |
Fitment as listed by Yoshimura for part number 1F0-19E-5W30.
