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Volkswagen Golf Performance ECU & TCU Tuning

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ES#3411787 - 18tis38KT - Performance Software For IS38 Turbo Upgrade - For customers WITH APR Stage 1, moving to the IS38 turbocharger upgrade. - APR - Audi Volkswagen

For customers WITH APR Stage 1, moving to the IS38 turbocharger upgrade. 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#:
3411787
Mfg#:
18TIS38KT
In Stock
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4339292 - 914760 - RaceChip S - Get up to +32 hp and +45 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +32 hp and +45 lb-ft through a safe and easy to use tuning module from RaceChip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4339292
Mfg#:
914760
Ships in 4 Business Days
$249.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4339491 - 918350 - RaceChip S - Get up to +25 hp and +41 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Volkswagen

Get up to +25 hp and +41 lb-ft through a safe and easy to use tuning module from RaceChip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4339491
Mfg#:
918350
Ships in 4 Business Days
$249.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4339167 - 909910 - RaceChip S - Get up to +25 hp and +45 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +25 hp and +45 lb-ft through a safe and easy to use tuning module from RaceChip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4339167
Mfg#:
909910
Ships in 4 Business Days
$249.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4464765 - 2.0-8V - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - 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#:
4464765
Mfg#:
2.0-8V
In Stock
ON SALE!
Starting at $200.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4465323 - 1.9-ALH - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - 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 ALH engine code only

Brand:
Unitronic - Corporate Logo
ES#:
4465323
Mfg#:
1.9-ALH
In Stock
ON SALE!
Starting at $200.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3508685 - Data-Cable-E - BMS Data Cable - Unleash your JB's full potential! - Burger Motorsports - Audi Volkswagen

Unleash your JB's full potential! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with JB1 only

Brand:
Burger Motorsports - Corporate Logo
ES#:
3508685
Mfg#:
DATA-CABLE-E
Ships in 2 Business Days
$40.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2063652 - APRTHEFT-SRV - Anti-Theft Service - *Sale applies only to ECU with 3 or 4 program purchase. - APR - Audi Volkswagen

*Sale applies only to ECU with 3 or 4 program purchase. 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#:
2063652
Mfg#:
APRTHEFT-SRV
In Stock
$199.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Upgrade any tune with Immobilizer Delete affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Only to be purchased in conjunction with another tune
For vehicles from 2004 model year only

Brand:
Tunezilla - Corporate Logo
ES#:
3546629
Mfg#:
IMMODELETE
Ships in 8 Business Days
50% off MSRP

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

$199.00

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

$99.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upgrade your tune with Launch Control 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#:
4172090
Mfg#:
18T-20V-UPD
Ships in 8 Business Days
$149.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3098218 - DPPFLUPG - Additional Programs And Options Software (Fully Loaded) - Includes valet, sport, performance, and anti-theft modes - APR - Audi Volkswagen

Includes valet, sport, performance, and anti-theft modes 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#:
3098218
Mfg#:
DPPFLUPG
In Stock
$129.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Standalone tune for Dynamic Idle, Idle RPM change, Left-foot-brake fix, Glow plug duration increase, P0128 fix, Cruise Control fix or all the above affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Only to be purchased individually

Brand:
Tunezilla - Corporate Logo
ES#:
2917817
Mfg#:
PD-TDI-STL
Ships in 8 Business Days
$99.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Standalone tune for Dynamic Idle, Idle RPM change, Left-foot-brake fix, Glow plug duration increase, Hot-start fix, or all the above affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Only to be purchased individually. For vehicles from the 2000 model year only. Vehicles older than 2000 require ECU removal and physical chip swapping an

Brand:
Tunezilla - Corporate Logo
ES#:
2917830
Mfg#:
VE-TDI-STL
Ships in 8 Business Days
$99.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2063654 - APRSECPRG-SRV - Security Lockout Service - *Sale only applies to purchases to ECU with 3 or 4 program options - APR - Audi Volkswagen

*Sale only applies to purchases to ECU with 3 or 4 program options 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#:
2063654
Mfg#:
APRSECPRG-SRV
In Stock
$59.00 USD
This product is lifetime replacement eligible Lifetime Replacement

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. For vehicles from the 2000 model year only. Vehicles older than 2000 require ECU removal and physi

Brand:
Tunezilla - Corporate Logo
ES#:
2917831
Mfg#:
VE-TDI-UPD
Ships in 8 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
ES#2952170 - VE-TDI-UPD-FZ - VE 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#:
2952170
Mfg#:
VE-TDI-UPD-FZ
Ships in 8 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
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance ECU & TCU Tuning

All the performance ECU/TCU upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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