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APR 16-23 Audi TTS Quattro (EA888.3 DTR6054) Turbo Charger System w/ HPFP/LPFP - T4100003-A

Forced Induction Turbochargers
APR
aprT4100003-A
Special order
September 4, 2026
Not CARB compliant. Not legal for sale or use in California on emissions-controlled vehicles.
$3,649.95 $4,106.95
The APR DTR6054 is a direct turbocharger replacement for the EA888 Gen 3 Engine. This upgrade includes matching software for various vehicles and mods, and provides up to 491 HP and 425 FT-LBS of torque, depending on vehicle platform and fueling, all while keeping emissions components unmodified. The software supports premium pump fuel grades, race fuel grades, and even Ethanol on the Golf R, S3 and TT S platform with fueling upgrades! For dedicated race cars the turbocharger is designed with plenty of headroom to go even further on your own!This is a brand new turbo designed and developed by APR from the ground up. It does not require a core, and there's no additional downtime associated with other upgrade styles. The turbo bolts to the factory location and connects to factory or upgraded components.Since this turbo was designed from the ground up, and doesn't use any of the factory or factory cloned housings or internals, we had complete control over the design. We've upgraded the CHRA to feature German dual ceramic ball-bearings for smooth and reliable operation with better transient response. This also does away with the failure-prone journal bearing design on the factory turbochargers. Next the compressor cover...

APR 16-23 Audi TTS Quattro (EA888.3 DTR6054) Turbo Charger System w/ HPFP/LPFP - T4100003-A
SKU: aprT4100003-A
Product Details

Everything You Need To Know

Review product information, shipping and returns, and price-match details before you order.

The APR DTR6054 is a direct turbocharger replacement for the EA888 Gen 3 Engine. This upgrade includes matching software for various vehicles and mods, and provides up to 491 HP and 425 FT-LBS of torque, depending on vehicle platform and fueling, all while keeping emissions components unmodified. The software supports premium pump fuel grades, race fuel grades, and even Ethanol on the Golf R, S3 and TT S platform with fueling upgrades! For dedicated race cars the turbocharger is designed with plenty of headroom to go even further on your own!This is a brand new turbo designed and developed by APR from the ground up. It does not require a core, and there's no additional downtime associated with other upgrade styles. The turbo bolts to the factory location and connects to factory or upgraded components.Since this turbo was designed from the ground up, and doesn't use any of the factory or factory cloned housings or internals, we had complete control over the design. We've upgraded the CHRA to feature German dual ceramic ball-bearings for smooth and reliable operation with better transient response. This also does away with the failure-prone journal bearing design on the factory turbochargers. Next the compressor cover was upgraded with an appropriate A/R matched to our larger billet aircraft-grade 6061 aluminum 60mm compressor wheel. We've also included a large turbo inlet pipe that perfectly matches the turbo's anti-surge compressor cover and connects directly to your factory or upgraded intake system. We've completely done away with the turbo muffler assembly providing the turbo with a larger outlet and smoother transition. The compressor cover even includes a port for a turbocharger shaft speed sensor should one suit your build.The turbine side of the turbocharger also benefits from our ground-up design.

Specific software is required to use this system. Software is included for various vehicles. Software compatibility must be checked before purchase. If no software is found, a software request must be made and filled before purchase. Please contact an importer for support and application guides outside the USA. Software is available in three formats: - For use with stock fueling (T4100003) - - 91 AKI, 93 AKI, 100 AKI, & 104 AKI - - 95 RON, 98 RON, 104 RON, & 108 RON - For use with an APR HPFP and APR LPFP (T4100003-A) (Golf R/S3/TT S Platform Only) - - 91 AKI, 93 AKI, 100 AKI, 104 AKI, & E85 - For use with an APR HPFP, APR LPFP, and APR MPI Injectors (T4100003-B) (Golf R/S3/TT S Platform Only) - - 91 AKI, 93 AKI, 100 AKI, 104 AKI, & E85 GTI/A3/TT platform ECUs have an optional Front Wheel Drive (FWD) file that will limit wheel spin by limiting how torque hits. Any FWD car can choose to run the All Wheel Drive (AWD) file to remove this feature. The software installs to your vehicle's factory ECU. Software can only be installed by an Authorized APR dealer. This system reuses your factory electronic wastegate and electronic diverter valve. To safely achieve the advertised power use an upgraded Intake and Intercooler. To prevent clutch slip use our transmission software or a manual clutch upgrade. Use APR or NGK heat range 9 (NGK-R7437-9) spark plugs gapped to 0.024" ±0.002" or 0.6mm ±0.05mm with a change interval of 10-15,000 mi or 16-24,000 km. Always use a high performance oil with more frequent change intervals. To fit this system with APR Compressor Outlet Pipes, use the APR DTR6054 Compressor Outlet Hose Conversion Kit (MS100213). This kit includes a 1 year warranty (not returns) for manufacturers defects only. Kit must be running APR software with a correct hardware configuration.

Features & Benefits

  • Included software included produces up to 491 HP depending on platform and configuration
  • Over 30% compressor flow compared to the factory Golf R, S3, and TT S IS38 turbocharger
  • Vibration sort rig (VSR) balanced turbocharger center housing rotating assembly (CHRA)
  • Plenty of turbocharger headroom for even more power in “race only” configurations
  • Various software levels depending on fueling modifications, including stock fueling
  • Silicone discharge hose with APR EZ-flow stepped lips included (No turbo muffler)
  • Fueling kits available for maximum power (Golf R, S3, and TT S platform only)
  • Included software remains emissions compliant and uses your factory exhaust
  • Machined turbocharger speed sensor port with included billet block off plug
  • Connects to your factory components and reuses factory wastegate and DV
  • Supports E60-E85 with fueling upgrades (Golf R/S3/TT S platform only)
  • Included software designed for use on a factory engine (See notes)
  • New DTR6054 direct turbocharger replacement designed by APR
  • Nickle-based superalloy K418 high-flow 54mm turbine wheel
  • Aircraft-grade billet 6061 aluminum 60mm compressor wheel
  • Perfectly matched compressor cover area over radius (A/R)
  • Supports 91, 93, 100, and 104 AKI in all configurations
  • Incredible value with support and directions included
  • High temperature 310 stainless steel turbine housing
  • All necessary hardware, gaskets, and clamps included
  • Direct bolt-on to MQB platform EA888 gen 3 engines
  • Included software tested at various road courses
  • German dual ceramic ball bearing center section
  • APR High Pressure Fuel Pump Included
  • APR Low Pressure Fuel Pump Included
  • Integrated diverter valve (DV) port
  • Oversized cast turbo inlet pipe
  • Perfectly matched turbine A/R
  • Excellent transient response
  • Anti-surge compressor cover

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To start the return process, please e-mail sales@allianceracing.com

Include the following:
Subject "Return for Order#"
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Part Number
Reason

Returns are eligible for up to 14 days from delivery of items. Accepted refunds can take up to 7-10 business days to process. All refunds are subject to a 25% restocking fee, if opened. Customer may be responsible for return shipping. If 14 days have gone by since your item was delivered, unfortunately we can’t guarantee you a refund or exchange. We reserve the right to deny any return request, based on provided information.

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To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Shipping

To return your product, mail your product to:
Alliance Racing LLC
8810 Twin Lakes Blvd
Tampa, FL 33614

In many cases, you will be responsible for shipping costs to return your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping will be deducted from your refund.

Depending on your location, the time it may take for your exchanged product to reach you may vary.

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