⟲ 360° — drag meThe facts.
| Model | JP MJ 008 |
|---|---|
| Manufacturer | JetPrime |
| Material | CNC-milled Ergal 7075 |
| Fits | Yamaha V-MAX (2009–2016) |
| Installation | Plug-and-play, no wiring harness modifications required |
DescriptionThe whole story▼
The JP MJ 008 gives the V-MAX a fuel curve tailored to that engine rather than to every market the model was ever sold into.
Key Features
- Yamaha V-MAX (2009–2016)
- 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
A V4 With a Reputation
Yamaha's 1679 cc vee was built to accelerate and very little else. Its fuelling is about managing an engine that produces more torque than the chassis wants.
Where It Lives
Under the seat or beneath the tank on most machines, cable-tied where it cannot chafe and where water does not collect. Two hundred grams in that position affects nothing about how the motorcycle handles.
Plug and Play, Literally
The harness ends in the connectors the motorcycle already uses. They separate, the module goes in between and they close again. Nobody needs a wiring diagram and nobody needs to strip insulation.
Mounting It Properly
Somewhere dry, secured, and where the harness is not stretched or pinched by the subframe. Ten minutes of care here is the difference between a component that lasts and one that develops an intermittent fault.
Warm-Up Belongs Elsewhere
The enrichment a cold engine needs comes from the standard controller reading its own temperature sensor. A module does not participate in that and cannot improve it.
How Long It Takes
Between twenty minutes and an hour depending on the model. The variable is access to the injector harness and nothing else about the job changes.
Reading the Listing Before Ordering
The year span in the title is part of the product. Manufacturers change injector connectors and harness routing mid-generation, and a module cut for one span will not simply plug into the other.
Big Singles
A thumper is the clearest case of all. With one cylinder and one firing event every other revolution, any hesitation at small openings is felt directly through the chassis.
Fitment and Compatibility
- Yamaha V-MAX (2009–2016)
Specifications
| Model | JP MJ 008 |
|---|---|
| Manufacturer | JetPrime |
| Material | CNC-milled Ergal 7075 |
| Fits | Yamaha V-MAX (2009–2016) |
| Installation | Plug-and-play, no wiring harness modifications required |
What's includedEverything in the box▼
- 1x power module
FitmentWhich bikes this fits▼
- Yamaha V-MAX (2009–2016)
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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.
Yes — it’s tested and approved to the current ECE 22.06 standard and road-legal across the EU.
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.