Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Average gain of 71 horsepower and 101 lb-ft of torque on 93 octane!
Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
For vehicles with TSI engines only. This upgrade can only be performed with the car present at our facility.
This product was last offered at the strikethrough price on
09-28-2026
See up to 386 horsepower on 93 octane fuel!
Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
This product was last offered at the strikethrough price on
09-28-2026
For customers that already have APR software on their car and are upgrading to a K04
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
This product was last offered at the strikethrough price on
09-28-2026
Average gain of 52 horsepower and 76 lb-ft of torque on 93 Octane @ 18 PSI with Exhaust upgrade & High Pressure fuel pump upgrade
For vehicles with FSI engine only
Average gain of 50 horsepower and 85 lb-ft of torque on 93 Octane @ 16 PSI
For vehicles with TSI engine only
Required software to properly upgrade to a K04 turbocharger
Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
This upgrade can only be performed with the car present at our facility.
This product was last offered at the strikethrough price on
09-28-2026
The ultimate "no-limits" tier that provides access to every stage and map, including Stage 3 big turbo files for maximum horsepower.
Gains of up to 51hp and 67tq depending on fuel type.
For vehicles with TSI engines only
Get up to +64 hp and +74 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
Get up to +43 hp and +63 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
For vehicles without performance package only
Average gain of 45 horsepower and 70 lb-ft of torque on 91 Octane @ 16 PSI
For vehicles with TSI engine only
Get up to +54 hp and +60 lb-ft through a safe and easy to use tuning module from Racechip
Get up to +64 hp and +74 lb-ft through a safe and easy to use tuning module from Racechip
Average gain of 50 horsepower and 85 lb-ft of torque on 93 Octane @ 18 PSI
For vehicles with FSI engine only
Average gain of 71 horsepower and 101 lb-ft of torque on 93 octane!
Call In Or Chat For Best Price!
This upgrade can only be performed with the car present at our facility.
For vehicles with TSI engines only. This upgrade can only be performed with the car present at our facility.
This product was last offered at the strikethrough price on
09-28-2026