Volkswagen MK4 Performance ECU Software / Tuning

Power results vary depending on your requirements. For engine code ALH up to 2003 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Requires upgraded fuel injectors, VCDS logging recommended. For vehicles from the 2000 model year only. Vehicles older than 2000 require ECU removal and

Brand:

ES#:

2951977

Mfg#:

VE-TDI-003-CSKT

$539.00 USD

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Lifetime Replacement

Upgrade any tune with Dynamic Idle, Idle RPM change, Glow plug duration increase, or all the above Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Only to be purchased in conjunction with another tune

Brand:

ES#:

2952181

Mfg#:

PD-TDI-UPD-FZ

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
10-28-2026

$50.00 USD

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Lifetime Replacement

Average gain of 32 horsepower and 34 lb-ft of torque. For engine code ALH up to 2003 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Requires upgraded fuel injectors. For vehicles from the 2000 model year only. Vehicles older than 2000 require ECU removal and physical chip swapping and

Brand:

ES#:

2917821

Mfg#:

VE-TDI-001.5

$399.00 USD

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Lifetime Replacement