Power gains are up to 60hp to the wheels (80hp crank) on a completely stock car on pump gas for a B58 and up to 40hp to the wheels (55hp crank) for a B48.
Quick Plug & Play Installation, Compatible with all driving modes.
Item : JB4 with Wireless Mobile Smart Phone Kit
Price : SOLD
Item is out from car.
Interested parties, please whatsapp me at 83331699.
** Connect and control your JB4 tuner wirelessly
• Monitor your vehicle with a variety of live gauges
• Take logs to tune your vehicle to perfection
• Graph/email your logs to review performance
• Read/Delete error codes
• Change maps
• Change user adjustment/methanol settings
• Update JB4 firmware
• Custom gauge colors/themes
Quick Plug & Play Installation, Compatible with all driving modes.
Item : JB4 with Wireless Mobile Smart Phone Kit
Price : SOLD
Item is out from car.
Interested parties, please whatsapp me at 83331699.
** Connect and control your JB4 tuner wirelessly
• Monitor your vehicle with a variety of live gauges
• Take logs to tune your vehicle to perfection
• Graph/email your logs to review performance
• Read/Delete error codes
• Change maps
• Change user adjustment/methanol settings
• Update JB4 firmware
• Custom gauge colors/themes
Last edited: