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Volkswagen Jetta Performance ECU Software / Tuning

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ES#4759413 - VLK0020010FF-DSG - COBB Stage 1 + Flex Fuel Power Package With DSG / S-Tronic Flashing - Flash your ECU, TCU, and add a high-flow Cobb filter to unleash the power your VW/Audi was meant to have! - CobbTuning - Audi Volkswagen

Flash your ECU, TCU, and add a high-flow Cobb filter to unleash the power your VW/Audi was meant to have! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CobbTuning - Corporate Logo
ES#:
4759413
Mfg#:
VLK0020010FF-DSG
Ships in 2 Business Days
$1445.00 USD
Free Shipping
on orders $49 and up
ES#3537714 - 20TMQBIS20PLUS - 2.0T MQB APR Plus Software - This upgrade can only be performed with the car at ECS Tuning's location in Ohio - APR - Audi Volkswagen

This upgrade can only be performed with the car at ECS Tuning's location in Ohio Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.
See up to 290hp/320lb-ft This upgrade can only be performed with the car present at our facility.

Brand:
APR - Corporate Logo
ES#:
3537714
Mfg#:
20TMQBIS20PLUS
In Stock
$1199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4339161 - 909644 - RaceChip GTS With App Control - Get up to +54 hp and +60 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +54 hp and +60 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4339161
Mfg#:
909644
In Stock
$549.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4714891 - JB4-OBDII-CA - JB4 OBDII Cable - 2 Position (Cable Only) - Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714891
Mfg#:
JB4-OBDII-CA
In Stock
$25.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4759411 - VLK0020010FF - COBB Stage 1 + Flex Fuel Power Package - Unleash the most out of your MK7/8V with this Stage 1 power pack from COBB! - CobbTuning - Audi Volkswagen

Unleash the most out of your MK7/8V with this Stage 1 power pack from COBB! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CobbTuning - Corporate Logo
ES#:
4759411
Mfg#:
VLK0020010FF
Ships in 2 Business Days
$1020.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4368470 - 20TSI-GEN3-3-UC - Unitronic Performance Software - Stage 3 - With UniCONNECT+ Cable - Gain up to 193 horsepower and 145 lb-ft of torque on 93 Octane - Unitronic - Volkswagen

Gain up to 193 horsepower and 145 ​lb-ft of torque on 93 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Performance Software for your ECU Box Code is subject to availability. Only available for SIMOS 18 equipp
Requires Unitronic Stage 2 TCU Performance Software in addition to other hardware upgrades. Please see description for details.

Brand:
Unitronic - Corporate Logo
ES#:
4368470
Mfg#:
20TSI-GEN3-3-UC
In Stock
ON SALE! SAVE 13%
$1164.99

This product was last offered at the strikethrough price on
05-21-2026

$1014.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4368627 - 20TSI-GEN3-1D-UC - Unitronic Performance Software - Stage 1 - With UniCONNECT+ Cable & DSG Software - Gain up to 44 horsepower and 90 lb-ft of torque on 91 Octane - Unitronic - Volkswagen

Gain up to 44 horsepower and 90 lb-ft of torque on 91 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4368627
Mfg#:
20TSI-GEN3-1D-UC
In Stock
ON SALE! SAVE 14%
$1064.99

This product was last offered at the strikethrough price on
05-21-2026

$914.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3098264 - cr-tdi-g-003KT - Stage 3 - With FlashZilla V3 - Average gain of 50 horsepower and 85 lb-ft of torque - Tunezilla - Audi Volkswagen

Average gain of 50 horsepower and 85 lb-ft of torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Requires CR 170 turbo upgrade, vehicles equipped with DSG transmission require a DSG tune, clutch upgrade recommended for vehicles with manual transmissi

Brand:
Tunezilla - Corporate Logo
ES#:
3098264
Mfg#:
CR-TDI-G-003KT
Ships in 7 Business Days
$839.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3187663 - VLK0020010 - COBB Stage 1 Power Package - Unleash the most out of your MK7/8V with this Stage 1 power pack from COBB! - CobbTuning - Audi Volkswagen

Unleash the most out of your MK7/8V with this Stage 1 power pack from COBB! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
CobbTuning - Corporate Logo
ES#:
3187663
Mfg#:
VLK0020010
EO#:
D-660-93
In Stock
$800.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4368623 - 20TSI-GEN3-1+D - Unitronic Performance Software - Stage 1+ - With DSG Software - Gain up to 62 horsepower and 103 lb-ft of torque on 93 Octane - Unitronic - Volkswagen

Gain up to 62 horsepower and 103 ​lb-ft of torque on 93 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next

Brand:
Unitronic - Corporate Logo
ES#:
4368623
Mfg#:
20TSI-GEN3-1+D
In Stock
ON SALE! SAVE 16%
$950.00

This product was last offered at the strikethrough price on
05-21-2026

$800.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4460515 - DPP-1.4T-APRPLUS - APR Plus ECU Upgrade  1.4T EA211 - Max gains of a +32 WHP and +61 WFT-LBS of torque and a Limited Powertrain Warranty - APR - Volkswagen

Max gains of a +32 WHP and +61 WFT-LBS of torque and a Limited Powertrain Warranty Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
4460515
Mfg#:
DPP-1.4T-APRPLUS
In Stock
$799.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4424818 - 034-103-277 - MK7 VW Golf GTI / Jetta 2.0T Gen 3 IS20 Dynamic+ Performance Software Package - Unleash up to 303HP/341TQ by transforming your VW/Audi IS20 2.0T with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! - 034Motorsport - Volkswagen

Unleash up to 303HP/341TQ by transforming your VW/Audi IS20 2.0T with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Stage 1 CARB Exempt for Sale in All 50 States!

Brand:
034Motorsport - Corporate Logo
ES#:
4424818
Mfg#:
034-103-277
EO#:
D-850-1
Ships in 1 Business Day
Starting at $180.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Average gain of 71 horsepower and 101 lb-ft of torque on 93 octane! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
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.

Brand:
APR - Corporate Logo
ES#:
1899519
Mfg#:
20TMK6STG1CHP-4
In Stock
$749.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

For customers that already have APR software on their car and are upgrading to a K04 Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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
For vehicles with FSI engines only. Ship your ECU for free, or drive your vehicle to our location

Brand:
APR - Corporate Logo
ES#:
3509816
Mfg#:
PA100008
In Stock
$249.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3247334 - cr-tdi-150-002KT - Stage 2 - With FlashZilla V3 - Average gain of 28 horsepower and 53 lb-ft of torque - Tunezilla - Volkswagen

Average gain of 28 horsepower and 53 lb-ft of torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Tunezilla - Corporate Logo
ES#:
3247334
Mfg#:
CR-TDI-150-002KT
Ships in 7 Business Days
$739.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2951980 - ve-tdi-005KT - Stage 5 - With FlashZilla V3 - Average gain of 90 horsepower and 150 lb-ft of torque, power results vary depending on your modifications - Tunezilla - Volkswagen

Average gain of 90 horsepower and 150 lb-ft of torque, power results vary depending on your modifications affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Requires VNT-17 based hybrid turbo upgrade, 3.0 bar MAP sensor, VCDS logging, upgraded fuel injectors, and upgraded clutch if not equipped with factory L

Brand:
Tunezilla - Corporate Logo
ES#:
2951980
Mfg#:
VE-TDI-005KT
Ships in 7 Business Days
$739.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance ECU Software / Tuning

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

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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