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APR - ECU Upgrade - Mk4 GTI / GLI / Jetta 1.8t, 2000 to 2005


Please note, all DirectPort upgrades must be done IN-HOUSE at one of NGP's two locations. You must send your ECU to NGP Aberdeen for all other EMCS hard chips, we cannot ship a chip that has not been installed. Email for all inquires on sending in your ECU for upgrading at NGP.

The ultimate chip upgrade for the Mk4 GTI / Jetta 1.8t engine is available from NGP and APR. After months of long nights and many hours of dyno work APR is pleased to offer you chip tuning that is second to none. APR worked hand in hand with many customers to deliver a chip that works. Expect huge increases in low-end torque, improved throttle response and a smoother, more powerful top end.

Stage I ECU Upgrade

The APR Golf/GTI chip is available in a 1.0 Bar configuration. The chip is designed to operate within the stock turbochargers' efficiency range. APR chips are available in an octane specific version for the octane of gasoline that you typically run in your car. The power that the chip makes also depends on which ECU is in your vehicle. The Mk4 GTI / Jetta 1.8t ECU can be upgraded via DirectPort Programming or EMCS hard chip programming depending on the ECU. For more information on your options, please contact NGP Racing at For more information on the ECU upgrade, please see the charts below.

Available programs:*

  • -Stock
  • -91 Octane
  • -93 Octane
  • -100 Octane
  • -Security Lock
  • -Throttle body Alignment / Fault Code Erase
  • -Anti-theft

 *Not all options are available for all ECU models.

Engine ECU Number

91 Octane Chipped 93 Octane Chipped Notes* DirectPort
06A 906 032 CL
196hp/240lb-ft 204hp/242lb-ft AWD 5spd N
06A 906 032 CM
196hp/240lb-ft 204hp/242lb-ft AWD Auto N
06A 906 032 DL
209hp/242lb-ft 215hp/247lb-ft AWW 5spd Y
06A 906 032 DM
209hp/242lb-ft 215hp/247lb-ft AWW Auto N
06A 906 032 GH
209hp/242lb-ft 215hp/247lb-ft   Y
06A 906 032 HS
209hp/242lb-ft 215hp/247lb-ft AWP 5spd Y
06A 906 032 HF
209hp/242lb-ft 215hp/247lb-ft AWP 5spd Y
06A 906 032 ML 209hp/242lb-ft 215hp/247lb-ft 337 Y
06A 906 032 LP
209hp/242lb-ft 215hp/247lb-ft   Y
06A 906 032 LQ 209hp/242lb-ft 215hp/247lb-ft   Y
06A 906 032 PL 209hp/242lb-ft 215hp/247lb-ft 20th Ann Y
06A 906 032 NK 209hp/242lb-ft 215hp/247lb-ft   Y
06A 906 032 NL 209hp/242lb-ft 215hp/247lb-ft   Y
*Due to many variations, ALWAYS refer to the ECU part number in your car.

All APR chip upgrades use encryption, which serve several purposes. Mainly, it keeps prying eyes out of the software and prevents lesser companies from copying the chip and degrading the product. Also, all APR software is undetectable to a dealers VAG diagnostic tool.

All APR chip software comes with lifetime free updates. There is also a lifetime warranty against defects in the software. All chip upgrades have a 30-day Money Back Guarantee.

More Information
Brand APR
Stock Type N/A
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