The TTE370 is a performance-upgrade turbo for the VAG 1.8T 20V engine, developed by TheTurboEngineers based on a modified OEM BorgWarner K04-064 turbo from the 2.0 TFSI platform. This upgrade is designed for significant power increases and delivers 370+ pk, provided it is combined with the correct hardware and software.
The turbo is available as a new unit or as an upgrade based on your own K04-064 turbo (in good condition). Please note: this is not a plug-and-play upgrade and requires modifications and fabrication.
Benefits
• Up to 370+ pk possible on the 1.8T
20V• Larger and more efficient billet compressor wheel•
Trimmed K04 turbine for better flow and lower
EGTs• Lower back pressure and improved
Spool• CNC silencer delete for better flow and
sound• Motorsport 360° thrust bearing for
durability• Individually VSR-balanced for
reliability• Developed and built in Germany by TheTurboEngineers
Technical specifications
• Base: OEM BorgWarner K04-064
turbocharger• Compressor: TTE upgrade billet compressor wheel with extended tip technology•
Turbine: BorgWarner K04, trimmed and
lightened• Bearing: BorgWarner Motorsport 360° thrust bearing•
Actuator: TTE reinforced OE actuator with stainless steel hardware•
silencer: CNC-modified silencer
delete• Balancing: Components + CHRA VSR up to 250,000 rpm•
Power: 370+ pk
possible• ECU: Software recalibration required
Compatibility
• Audi A3 1.8T•
Audi S3 1.8T•
Audi TT 1.8T•
Seat Leon 1.8T•
Skoda Octavia 1.8T
Engine: VAG 1.8T 20V
Please note: not plug-and-play; customisation and modifications are required
Contents
• 1x TTE370 upgrade turbocharger (new or reconditioned, depending on choice)
• Numbered VSR balance test result document
Frequently Asked Questions
Is this turbo plug-and-play?
No. This upgrade requires fabrication, custom parts and technical knowledge.
Can I send in my own turbo?
Yes, you can send in an original BorgWarner K04-064 turbo in good condition for upgrading.
What tuning is required?
A fully customised ECU tune is mandatory to safely and reliably achieve 370+ pk.
Delivery time
• New turbo: 20–40
working days• I’m sending in my old turbo: 20–40 working days
