Pay in 4 interest-free payments of $68.37 Learn more
Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
75in / 45mm tubing compared to the factory 1
JB4 is CARB Approved Under Executive Order (EO) No
Add to full tank every 10
0L Twin-Turbo V6 Nettuno
supports advanced engine safety monitoring
Group 10: JB4 Tuner for VW Jetta & Golf EA211 1.4L TSI Type:1.0T All 75in / 45mm tubing comparedGroup 10: JB4 Tuner This easy to install plug and play tuner attaches to sensors in the engine bay and works with your factory ECU tuning to remap boost, timing, and fueling for optimal performance and reduced turbo lag. Includes full CANbus allowing the JB4 to access and incorporate all engine data in its tuning strategies, incorporate unique safety features such as keeping boost pressure low until oil and water is up to temperature to provide proper
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