⟲ 360° — drag meThe facts.
| Model | JP MJ 008 |
|---|---|
| Manufacturer | JetPrime |
| Material | CNC-milled Ergal 7075 |
| Fits | Kawasaki Z500 SE (2024–2026) |
| Installation | Plug-and-play, no wiring harness modifications required |
DescriptionThe whole story▼
The JP MJ 008 takes the Z500 SE's factory mixture and adds the correction the engine actually wants, without any of the original electronics being reprogrammed.
Key Features
- Kawasaki Z500 SE (2024–2026)
- Preset fuel module, no programming required
- Corrects the mixture without remapping the original electronics
- Plug-and-play with model-specific wiring
- Around 200 g, fitted in an evening
- Unplugs at any time, nothing is written to the motorcycle
The Replacement
Kawasaki enlarged the small twin to 451 cc and renamed the family, which gave it the midrange the 400 was always slightly short of.
Diagnostics Still Work
Because nothing is written to the original controller, the service history stays readable and any fault the motorcycle develops is reported normally. A masked fault memory is one of the real costs of the alternatives.
Smoothness Is the Product
Riders who fit one describe a throttle that picks up cleanly from closed and holds a steady speed without hunting. Nobody describes a hole shot. The claim and the experience match unusually well here.
Two Hundred Grams and a Cable
That is the entire physical product. The engineering is in the curve and in the harness, neither of which is visible when the seat is off.
A Narrow Tool, Used Precisely
The module has exactly one lever: how long each injector stays open. Everything the product achieves comes from applying that lever at the right load and the right engine speed, which is knowledge rather than hardware.
The Legal Note
Fuelling is part of the emissions approval in most of Europe. A modified mixture puts the machine outside its approved condition, and that is a local question with a local answer.
Riding Modes Still Work
On a ride-by-wire machine the rain and sport settings continue to shape the throttle exactly as before. The module operates downstream of all of that and cannot see which mode is selected.
Six Cylinders
At the other extreme, an inline six is so smooth that a lean patch is easy to miss. The correction still applies; the rider simply has less to compare it against.
Fitment and Compatibility
- Kawasaki Z500 SE (2024–2026)
Specifications
| Model | JP MJ 008 |
|---|---|
| Manufacturer | JetPrime |
| Material | CNC-milled Ergal 7075 |
| Fits | Kawasaki Z500 SE (2024–2026) |
| Installation | Plug-and-play, no wiring harness modifications required |
What's includedEverything in the box▼
- 1x power module
FitmentWhich bikes this fits▼
- Kawasaki Z500 SE (2024–2026)
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Measure your head circumference about one centimetre above your eyebrows and compare it with the size chart on this page. Between sizes? Choose the smaller one — the padding beds in with use.
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Most of our touring and sport helmets are Pinlock-ready and many include the insert. Check the ‘What’s in the box’ section on this page for this model.
Yes — the cheek pads are channelled so the arms of your glasses slide in comfortably.
Take out the washable lining and hand-wash it in lukewarm water. Clean the shell and visor with a soft cloth and water only — never solvents.
Our team will personally help you choose the right gear or part — around 24h for a reply.