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.
For customers WITHOUT APR Stage 1, moving to the IS20 turbocharger upgrade
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
Brand:
ES#:
3411790
Mfg#:
18TIS20KT1
In Stock
ON SALE!
SAVE 20%
$849.99
This product was last offered at the strikethrough price on 09-28-2026
For customers WITHOUT APR Stage 1, moving to the IS38 turbocharger upgrade.
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
Brand:
ES#:
3411788
Mfg#:
18TIS38KT1
In Stock
ON SALE!
SAVE 20%
$749.99
This product was last offered at the strikethrough price on 09-28-2026
For customers WITH APR Stage 1, moving to the IS20 turbocharger upgrade.
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
Brand:
ES#:
3411789
Mfg#:
18TIS20KT
In Stock
ON SALE!
SAVE 20%
$249.99
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next For vehicles with manual transmission only. Requires IS38 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4368661
Mfg#:
18TSI-IS38-2+
In Stock
ON SALE!
SAVE 15%
$1000.00
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next Requires IS38 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4369229
Mfg#:
18TSI-IS38-2+D
In Stock
ON SALE!
SAVE 10%
$1550.00
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 87 horsepower and 106 lb-ft of torque on 93 Octane
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th Requires Unitronic 3 Inch Downpipe
Brand:
ES#:
4369226
Mfg#:
18TSI-IS12-2D-UC
In Stock
ON SALE!
SAVE 10%
$1464.99
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 84 horsepower and 108 lb-ft of torque on 93 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Brand:
ES#:
4369223
Mfg#:
18TSI-IS12-1+D
In Stock
ON SALE!
SAVE 13%
$1150.00
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 131 horsepower and 125 lb-ft of torque on 93 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next Requires IS20 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4368658
Mfg#:
18TSI-IS20-2
In Stock
ON SALE!
SAVE 18%
$850.00
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 131 horsepower and 125 lb-ft of torque on 93 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next Requires IS20 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4369227
Mfg#:
18TSI-IS20-2D
In Stock
ON SALE!
SAVE 11%
$1400.00
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th For vehicles with manual transmission only. Requires IS38 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4368662
Mfg#:
18TSI-IS38-2+-UC
In Stock
ON SALE!
SAVE 13%
$1164.99
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Brand:
ES#:
4369221
Mfg#:
18TSI-IS12-1D
In Stock
ON SALE!
SAVE 14%
$1100.00
This product was last offered at the strikethrough price on 09-28-2026
Add power and performance with special ECU software upgrades from recognized tuning leaders like APR, 034Motorsport, Unitronic, Integrated Engineering. Let our trained support staff show you how to pick the performance ECU software upgrade that suits your driving preferences and budget.
Let us help you find the parts that fit your
Volkswagen
Lifetime Replacement
