Average gain of 50 horsepower and 60 lb-ft of torque at the crank
Volkswagen Jetta Performance ECU & TCU Tuning
Average gain of 15 horsepower and 13 lb-ft of torque on 93 Octane
Average gain of 32 horsepower and 34 lb-ft of torque. For engine code ALH up to 2003
Requires upgraded fuel injectors. For vehicles from the 2000 model year only. Vehicles older than 2000 require ECU removal and physical chip swapping and
Average gain of 28 horsepower and 53 lb-ft of torque
Average gain of 57 horsepower and 88 lb-ft of torque on 93 Octane @ 18 PSI with Exhaust upgrade
Offers smoother and quicker shifts and a higher torque limit thanks to increased clamping pressure
This upgrade requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next business day.
For vehicles with BRM engine code only (2005.5-2006)
Choose the stage that meets your power goals!
Upgrade offers an excellent 15-30% gain in peak torque and horsepower over the factory output.
Call In Or Chat For Best Price!
This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa
Average gain of 50 horsepower and 74 lb-ft of torque on 93 octane!
Call In Or Chat For Best Price!
This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa
For vehicles with FSI engines only. Ship your ECU for free, or drive your vehicle to our location
Version 1.
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Get access to even more vehicle data using PROLINK+ to wire in up to 2x analog signals and 1x CAN bus signal. Compatible with MPVI2+ and MPVI3 interfaces.
For use with HP Tuners MPVI2+ and MPVI3 interfaces only.
This product was last offered at the strikethrough price on
05-12-2026
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.