Unlock responsive, repeatable performance from your 2024 onwards Maserati GranTurismo Modena or Trofeo with the JB4 plug and play tuner. This advanced piggyback tuning box works alongside the factory ECU to refine boost control, timing and fuelling, sharpening throttle response and reducing turbo lag while retaining OEM safety systems. Installation is discreet, fully reversible and compatible with all driving modes. Available now from Nforcd with UK support.
- True plug and play install using two easy to reach engine bay connections for a clean, factory-like fit
- Optimises boost, ignition timing and fuelling for stronger, smoother power delivery and improved acceleration
- High speed 64 MHz processor samples sensors up to 800 times per second using dedicated 10 bit digital to analog converters
- Integrated CANbus with upgradable firmware and in-depth data logging, plus read and clear fault codes
- Preloaded JB4 Maserati software with up to 8 selectable maps including ethanol E85 compatible options
- Default Map adds 4 psi over stock peak boost, with map switching via BMS data cable or the optional JB4 PRO Bluetooth app
- Boost by gear control in 1st, 2nd and 3rd through the JB4 PRO app for a cleaner launch
- View and record up to 40 live parameters in the JB4 PRO smartphone app for iOS and Android
- Not VIN locked, removes without a trace and can be resold later
- Rugged billet aluminium JB4 enclosure, made in the USA, 5 year warranty
- Fuel economy remains unchanged during normal driving
Vehicle fitment
2024 onwards Maserati GranTurismo Modena 3.0 litre twin turbo V6
2024 onwards Maserati GranTurismo Trofeo 3.0 litre twin turbo V6
Nforcd knows the JB4 platform well and it has been a popular upgrade with our customers looking for an easy, reversible performance enhancement on the GranTurismo. Order online today for fast UK dispatch. Prefer professional installation? Fitting is available at Nforcd in Warwickshire. Email Sales@nforcd.com for a quote.