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Introducing Podium Points! Get rewarded for every dollar you spend. Click the Rewards button at the bottom of the page!
Yoshimura's AT2 slip-on for the Ninja ZX-4R and ZX-4RR, in Works Finish stainless with a matte carbon fiber end cap and heat shield. It takes 4.5 lb off the stock exhaust, and Yoshimura measured 3% more peak horsepower and 4.3% more peak torque across the rev range of the 16,000 rpm four. Made in Chino, California.
Fits Kawasaki Ninja ZX-4R / Ninja ZX-4RR 2023–2026
| Bike | Years | Notes |
|---|---|---|
| Kawasaki Ninja ZX-4R | 2023–2026 | — |
| Kawasaki Ninja ZX-4RR | 2023–2026 | — |
Check the fitment list for your exact bike and year, and order every part it says this one needs.
| Line | AT2 |
|---|---|
| Yoshimura series | Street |
| Type | Slip-On |
| Pipe | Stainless |
| Muffler sleeve | Stainless |
| End cap | Carbon Fiber |
| Weight saved | 4.5 lb |
| Yoshimura's dyno | +3% peak horsepower, +4.3% peak torque |
| Made in | Chino, California |
| Sound inserts / spark arresters (sold separately) | INS-27-K, INS-20-K |
| Yoshimura part number | 14720BP520 |
Ships to the lower 48 and DC. Returns accepted on most items.
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