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Volkswagen Golf Performance Chips, Tunes & Software

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ES#4369223 - 18TSI-IS12-1+D - Unitronic Performance Software - Stage 1+ - With DSG Software - Gain up to 84 horsepower and 108 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 84 horsepower and 108 lb-ft of torque on 93 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 4Motion models only

Brand:
Unitronic - Corporate Logo
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
05-21-2026

$1000.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4368658 - 18TSI-IS20-2 - Unitronic Performance Software - Stage 2 IS20 - Gain up to 131 horsepower and 125 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 131 horsepower and 125 lb-ft of torque on 93 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
Requires IS20 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.

Brand:
Unitronic - Corporate Logo
ES#:
4368658
Mfg#:
18TSI-IS20-2
In Stock
ON SALE! SAVE 18%
$850.00

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

$700.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4369227 - 18TSI-IS20-2D - Unitronic Performance Software - Stage 2 IS20 - With DSG Software - Gain up to 131 horsepower and 125 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 131 horsepower and 125 lb-ft of torque on 93 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 4Motion models only. Requires IS20 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.

Brand:
Unitronic - Corporate Logo
ES#:
4369227
Mfg#:
18TSI-IS20-2D
In Stock
ON SALE! SAVE 11%
$1400.00

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

$1250.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4368662 - 18TSI-IS38-2+-UC - Unitronic Performance Software - Stage 2+ IS38 - With UniCONNECT+ Cable - Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 182 horsepower and 139 lb-ft of torque on 93 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 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:
Unitronic - Corporate Logo
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
05-21-2026

$1014.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4369221 - 18TSI-IS12-1D - Unitronic Performance Software - Stage 1 - With DSG Software - Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane - Unitronic - Audi Volkswagen

Gain up to 72 horsepower and 88 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#:
4369221
Mfg#:
18TSI-IS12-1D
In Stock
ON SALE! SAVE 14%
$1100.00

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

$950.00 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

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
ES#4368651 - 18TSI-IS12-1 - Unitronic Performance Software - Stage 1 - Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane - Unitronic - Audi Volkswagen

Gain up to 72 horsepower and 88 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#:
4368651
Mfg#:
18TSI-IS12-1
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#4369225 - 18TSI-IS12-2D - Unitronic Performance Software - Stage 2 - With DSG Software - Gain up to 87 horsepower and 106 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 87 horsepower and 106 lb-ft of torque on 93 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 4Motion models only. Requires Unitronic 3 Inch Downpipe.

Brand:
Unitronic - Corporate Logo
ES#:
4369225
Mfg#:
18TSI-IS12-2D
In Stock
ON SALE! SAVE 12%
$1300.00

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

$1150.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2951979 - ve-tdi-004.5KT - Stage 4 - Clutch Saver - With FlashZilla V3 - Average gain of 43 horsepower and 34 lb-ft of torque - Tunezilla - Volkswagen

Average gain of 43 horsepower and 34 lb-ft of torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Requires VNT-17 turbo upgrade, 3.0 bar MAP sensor, and upgraded fuel injectors. For vehicles from the 2000 model year only. Vehicles older than 2000 requ

Brand:
Tunezilla - Corporate Logo
ES#:
2951979
Mfg#:
VE-TDI-004.5KT
Ships in 7 Business Days
$639.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2951996 - pd-tdi-004KT - Stage 4 - With FlashZilla V3 - Average gain of 60 horsepower and 85 lb-ft of torque - Tunezilla - Volkswagen

Average gain of 60 horsepower and 85 lb-ft of torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Requires VNT-17 turbo upgrade, 3.0 bar MAP sensor

Brand:
Tunezilla - Corporate Logo
ES#:
2951996
Mfg#:
PD-TDI-004KT
Ships in 7 Business Days
$689.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2951977 - ve-tdi-003-csKT - Stage 3 Custom - With FlashZilla V3 - Power results vary depending on your requirements. For engine code ALH up to 2003 - Tunezilla - Volkswagen

Power results vary depending on your requirements. For engine code ALH up to 2003 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Requires upgraded fuel injectors, VCDS logging recommended. For vehicles from the 2000 model year only. Vehicles older than 2000 require ECU removal and

Brand:
Tunezilla - Corporate Logo
ES#:
2951977
Mfg#:
VE-TDI-003-CSKT
Ships in 7 Business Days
$539.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2952181 - PD-TDI-UPD-FZ - PD TDI Feature Upgrade Tune - For Use With FlashZilla V3 - Upgrade any tune with Dynamic Idle, Idle RPM change, Glow plug duration increase, or all the above - Tunezilla - Volkswagen

Upgrade any tune with Dynamic Idle, Idle RPM change, Glow plug duration increase, or all the above affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Only to be purchased in conjunction with another tune

Brand:
Tunezilla - Corporate Logo
ES#:
2952181
Mfg#:
PD-TDI-UPD-FZ
Ships in 7 Business Days
49% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$99.00

This product was last offered at the strikethrough price on
06-03-2026

$50.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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#:
2917801
Mfg#:
CR-TDI-G-003
Ships in 7 Business Days
$649.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Choose the stage that meets your power goals! DSG and Haldex tunes are also available. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 4Motion models only

Brand:
Tunezilla - Corporate Logo
ES#:
4750200
Mfg#:
TZ-18T-MQB-AWD
Ships in 7 Business Days
Starting at $688.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Chips, Tunes & Software

If you've upgraded your car or just want a bit more power from your stock vehicle, performance engine software helps maximize your car's potential by letting it know just where the limits are. Improve your driving experience with upgraded performance engine software from our selection of elite software tuners.

Let us help you find the parts that fit your Volkswagen

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