Yoshimura · R-11SQ · Slip-On
The Yoshimura R-11SQ Slip-On Exhaust / Stainless Muffler is a Street Series Exhaust System built for the Suzuki GSX-R1000 2017–2025. Developed from the R-11Sq profile used by the Yoshimura Suzuki World Championship Endurance Team (SERT), it brings a race-bred look and a distinct Yoshimura style to the current-generation GSX-R.
As a slip-on, it’s designed to sharpen the riding experience through Yoshimura’s proven R-11SQ design, with verified power gains reported by the manufacturer and a noticeable change in exhaust note. Fitment details and supporting media, including the dyno chart, product video, and installation PDF, are available on the page for quick reference.
Development
The R-11Sq profile is the same style used by the Yoshimura Suzuki World Championship Endurance Team (SERT) and refined through endurance racing development. That background informs the R-11SQ’s distinctive shape and the unmistakable Yoshimura presence it adds to the GSX-R1000.
Performance
Yoshimura reports measurable performance improvements with this R-11SQ slip-on. Verified figures are up to 3.8% more HP @9,200rpm and 4% more torque @9,400rpm. The dyno chart shown on the page provides a clear view of the reported gains.
Materials
Yoshimura publishes weight comparisons for the system, listing Stock system: 7.4 lbs. and Yoshimura R-11Sq stainless: 6.0 lbs. These figures help riders understand the change in overall exhaust weight when moving to the stainless R-11SQ configuration.
Development
This Street Series R-11SQ is a slip-on exhaust featuring a stainless construction as specified for this configuration. The R-11Sq design is described as race bred and closely tied to Yoshimura’s endurance racing development. Yoshimura states the R-11Sq is designed, developed and manufactured in Japan, aligning the product’s identity with the brand’s Japanese engineering roots.
Performance
For riders looking to change both output and tone, this R-11SQ slip-on is backed by manufacturer-verified performance claims. Yoshimura reports up to 3.8% more HP @9,200rpm and 4% more torque @9,400rpm. Sound levels are listed by Yoshimura using J2825 standards, including 2000 rpm Stock: 82.2dB and R-11Sq: 94.6dB, plus 5000 rpm Stock: 88.8dB and R-11Sq: 96.8dB.
Fitment
This R-11SQ stainless slip-on is specified for Suzuki GSX-R1000 2017–2025; confirm the exact application in the fitment table on the page. To make planning easier, the listing includes supporting media such as a dyno chart, a product video, and an installation PDF. Sound insert options are also shown on the page for reference.
Figures as reported by Yoshimura.
| Part Number | 1U0-50A-L13G0 |
|---|---|
| Brand | Yoshimura |
| Product Line | Street Series Exhaust System |
| Series | R-11SQ |
| System Type | Slip-On |
| Material | Stainless |
| Shipping Weight | 9 lb |
| Emissions Compliance | QUALIFIED MANUFACTURER DECLARED "REPLACEMENT PART" |
| Make | Model | Model Years |
|---|---|---|
| Suzuki | GSX-R1000 | 2017–2025 |
Fitment as listed by Yoshimura for part number 1U0-50A-L13G0.
| Part Number | Type | Included With This System |
|---|---|---|
| INS-YJP-03-K | Sound Insert | No |
Installation Instructions (PDF)
Provided by Yoshimura. Opens in a new tab.
