DYNOJET Jet Kit - Kawasaki ZX9R 2191

Carburetor tuning directly impacts your ZX9R's throttle response, fuel economy, and peak power delivery—and stock jetting leaves performance on the table. The DYNOJET Jet Kit delivers a fully adjustable solution that lets you optimize air-fuel mixture across the entire RPM band, whether you're running stock components or a modified setup. With gains ranging from 5% to 15% depending on your engine configuration and intended use, this kit transforms how your bike performs without requiring a full engine rebuild.

DYNOJET's modular stage system means you can dial in exactly what your setup needs. Start with Stage 1 for modest gains on a stock engine, progress to Stage 2 as you add bolt-on mods, or commit to Stage 3 or Stage 7 for serious race applications. Every adjustment is in your hands—no guesswork, no one-size-fits-all compromises.

• Fully adjustable jetting
• Stage 1: ~5% power increase
• Stage 2: ~8% power increase
• Stage 3: ~10-15% power increase
• Stage 7: Race-only application
• Improves throttle response
• Optimizes fuel economy
• Enhances drivability
• Kawasaki ZX9R specific
• MPN: 2191
• Bolt-on installation
• Stock or modified compatible