JB4 Tuner for 2020+ Mercedes-Benz A35 AMG, CLA 35 AMG, & GLA 35 AMG

JB4 FEATURES & BENEFITS • Power gains range from 30-60whp on pump gas and much more on higher octane or E85 mixtures.• Improves 0-60 times and 1/4 mile times• Preloaded with custom JB4 tuning software and up to 8 maps for various fuel and modification levels• Ethanol (E85) compatible tuning maps• Able to read/delete fault codes• View and record up to 40 different gauges/engine parameters in real-time with the JB4 app.• Boost by gear in 1st, 2nd, and 3rd can be controlled via the JB4 app for a perfect launch• Compatible with JB4 Mobile for smartphone logging, tuning changes, and adjustment• The JB4 offers a lot more performance, functionality, and safety than your average performance chip• Quick Plug & Play Installation• CANbus OBDII integration offering unrivaled tuning features and performance• Improved performance over non-integrated chip tunes• Runs as smoothly as stock, this is how your vehicle should have come from the factory• Compatible with all driving modes• Fuel econo