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.
This upgrade can only be performed with the car at ECS Tuning's location in Ohio
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade must be performed at ECS Tuning's facility in Ohio.
Brand:
ES#:
3618486
Mfg#:
18TGN3MK6APRPLUS
In Stock
ON SALE!
SAVE 10%
$1199.99
This product was last offered at the strikethrough price on 07-31-2026
More Power. More Fun. Plus, a Limited Powertrain Warranty
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade must be performed at ECS Tuning's facility in Ohio. See up to 255hp/280lb-ft This upgrade can only be performed with the car present at our facility.
Brand:
ES#:
3537720
Mfg#:
20TSIGN3MK6PLUS
In Stock
ON SALE!
SAVE 10%
$1199.99
This product was last offered at the strikethrough price on 07-31-2026
Gains of up to +72 horsepower and +61 ft-lbs of torque!
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa
Brand:
ES#:
2538915
Mfg#:
20TGOLFRSTG1CHP4
In Stock
ON SALE!
SAVE 10%
$888.00
This product was last offered at the strikethrough price on 07-31-2026
This upgrade can only be performed with the car at ECS Tuning's location in Ohio.
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade must be performed at ECS Tuning's facility in Ohio. Ship your ECU for free, or drive your vehicle to our location. For vehicles with mass airflow sensor only. 181hp/204lb-ft (93 octane) --- 180hp/201lb-ft (91 octane),
Brand:
ES#:
263541
Mfg#:
2.5STG1CHIP-2
In Stock
ON SALE!
SAVE 10%
$499.99
This product was last offered at the strikethrough price on 07-31-2026
Average gain of 47 horsepower and 38 lb-ft of torque on 91 Octane
5X Entries For Our 25th Anniversary Sweepstakes! Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.
Gain up to 44 horsepower and 90 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
Gain up to 193 horsepower and 145 ​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 Unitronic Stage 2 TCU Performance Software in addition to other hardware upgrades. Please see description for details.
Gain up to 83 horsepower and 122 ​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#:
4368624
Mfg#:
20TSI-GEN3-2D
In Stock
12% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1250.00
This product was last offered at the strikethrough price on 08-05-2026
Gain up to 193 horsepower and 145 ​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#:
4368625
Mfg#:
20TSI-GEN3-3D
In Stock
9% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1600.00
This product was last offered at the strikethrough price on 08-05-2026
Gain up to 44 horsepower and 90 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#:
4368622
Mfg#:
20TSI-GEN3-1D
In Stock
14% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1050.00
This product was last offered at the strikethrough price on 08-05-2026
A TTE420 Turbocharger from The Turbo Engineers with the 'stage 2 APR wastegate actuator spring' is required.
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa
Brand:
ES#:
3076057
Mfg#:
TTE420SP
In Stock
ON SALE!
SAVE 10%
$999.99
This product was last offered at the strikethrough price on 07-31-2026
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
