JB4

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Dragy GPS Based Performance Meter

Dragy GPS Based Performance Meter

$162.73
Monitor your 0-60mph, 1/4 mile, 60-130mph, 100-200kmh, 1/2 mile performance, and more! Dragy uses multiple high speed GPS satellites to accurately measure the performance of your vehicle within 1/100th of...
Boost Control Module (M177/M178)

Boost Control Module (M177/M178)

$180.91
This add on JB4 module provides direct control of your wastegate solenoid allowing the JB4 to hit higher boost targets in tuning situations where appropriate. The amount of offset applied...
JB4 Tuner (M260)

JB4 Tuner (M260)

$526.36
Power gains range from 30-60whp on pump gas and much more on higher octane or E85 mixtures. This quick install plug and play tuner connects to easy to reach plugs on...
JB4 Tuner (W177) non AMG

JB4 Tuner (W177) non AMG

$526.36
This quick install plug and play tuner connects to easy to reach plugs on top of the engine and safely increases turbocharger output by 3-6psi producing significant power and torque...
JB4 Tuner (M177M178)

JB4 Tuner (M177M178)

$726.36
Power gains of up to +100whp and +100wtq to your AMG The JB4 is simply the most powerful and feature-rich tuning system available for your AMG. Using the same technology as...
JB4 Tuner (W205 4cyl/6cyl)

JB4 Tuner (W205 4cyl/6cyl)

$526.36
This quick install plug and play tuner connects to easy to reach plugs on top of the engine and safely increases turbocharger output by 3-6psi producing significant power and torque...
JB4 Tuner (M256)

JB4 Tuner (M256)

$526.36
Power gains from 50-100hp! This plug and play tuner attaches to easy to access sensors in the engine bay and works with your factory ECU tuning to remap your boost,...