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Volkswagen Passat Unitronic

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ES#4615998 - 20TSI-GEN1 - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
For vehicles with TSI engines only.

Brand:
Unitronic - Corporate Logo
ES#:
4615998
Mfg#:
20TSI-GEN1
In Stock
ON SALE!
Starting at $564.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4381815 - 20FSI-UC - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
For vehicles with FSI engines only.

Brand:
Unitronic - Corporate Logo
ES#:
4381815
Mfg#:
20FSI-UC
In Stock
ON SALE!
Starting at $564.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4381803 - 20TDIMQB-UC - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
For vehicles from the 2015 model year only.

Brand:
Unitronic - Corporate Logo
ES#:
4381803
Mfg#:
20TDIMQB-UC
In Stock
ON SALE!
Starting at $614.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4465087 - 3.6-FSI-1 - Unitronic Performance Software - Stage 1 - Gain up to 28 horsepower and 24 lb-ft of torque on 91 Octane - Unitronic - Audi Volkswagen

Gain up to 28 horsepower and 24 lb-ft of torque on 91 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
For BHK, BLV, BWS and BHL engine codes only.

Brand:
Unitronic - Corporate Logo
ES#:
4465087
Mfg#:
3.6-FSI-1
In Stock
ON SALE! SAVE 27%
$550.00

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

$400.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4617327 - 20TSI - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
For vehicles with TSI engines only

Brand:
Unitronic - Corporate Logo
ES#:
4617327
Mfg#:
20TSI
In Stock
ON SALE!
Starting at $400.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4381814 - 20FSI - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
For vehicles with FSI engines only.

Brand:
Unitronic - Corporate Logo
ES#:
4381814
Mfg#:
20FSI
In Stock
ON SALE!
Starting at $400.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4464243 - 1.8T-B5-B6 - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
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#:
4464243
Mfg#:
1.8T-B5-B6
In Stock
ON SALE!
Starting at $350.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4465350 - B5-TDI-1 - Unitronic Performance Software - Stage 1 - Gain up to 35 horsepower and 58 lb-ft of torque - Unitronic - Volkswagen

Gain up to 35 horsepower and 58 lb-ft of torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
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#:
4465350
Mfg#:
B5-TDI-1
In Stock
ON SALE! SAVE 19%
$800.00

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

$650.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4465299 - 2.8-30V-1 - Unitronic Performance Software - Stage 1 - Gain up to 16 horsepower and 17 lb-ft of torque on 91 Octane - Unitronic - Audi Volkswagen

Gain up to 16 horsepower and 17 lb-ft of torque on 91 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
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#:
4465299
Mfg#:
2.8-30V-1
In Stock
ON SALE! SAVE 19%
$800.00

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

$650.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4465091 - 3.6-FSI-1-D - Unitronic Performance Software - Stage 1 - With DSG Software - Gain up to 28 horsepower and 24 lb-ft of torque on 91 Octane - Unitronic - Volkswagen

Gain up to 28 horsepower and 24 lb-ft of torque on 91 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
For 2012 Models only. For BHK, BLV, BWS and BHL engine codes only.

Brand:
Unitronic - Corporate Logo
ES#:
4465091
Mfg#:
3.6-FSI-1-D
In Stock
ON SALE! SAVE 17%
$900.00

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

$750.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4381800 - 20TDIMQB - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
For vehicles from the 2015 model year only.

Brand:
Unitronic - Corporate Logo
ES#:
4381800
Mfg#:
20TDIMQB
In Stock
ON SALE!
Starting at $450.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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