The TTE850+ VTG is a high-performance turbo upgrade for the Porsche 991.2 Turbo S 3.8 flat-6, developed for maximum performance while maintaining the unique VTG responseThis stage is based on original Gen 2 VTG turbochargers, which are completely upgraded internally with larger billet compressors, optimized turbine geometry and improved gas flow. The result is 850+ hp potential with fast spool, strong mid-range and OEM-worthy driving characteristics.
Advantages
• 850+ hp possible with the right hardware and software
• Retaining VTG technology for ultra-fast response
• Lower exhaust gas temperatures due to optimized turbine
• Improved gas flow through CNC machining
• Motorsport-level reliability
• Plug & Play mounting with suitable inlets
Technical specifications
• Basic: Original BWTS VTG Gen 2 turbochargers
• Compressor: TTE billet milled 6+6 blade
• Compressor inlet: 54.5 mm
• Turbine: Original VTG turbines, shortened and lightened
• Turbine housing: CNC machined for improved flow
• Inlet adapters: TTE billet CNC bell mouth, O-ring sealed
• Balancing: Parts + CHRA VSR up to 250,000 rpm
• ECU: Software recalibration required
Compatibility
• Porsche 991.2 Turbo
• Porsche 991.2 Turbo S
Only suitable for vehicles with VTG Gen 2 turbochargers
Contents
• 1 pair of TTE850+ VTG upgrade turbochargers
• Numbered VSR balance test result document
Frequently Asked Questions
Is the TTE850+ VTG Plug & Play?
Yes, mechanical Plug & Play in combination with do88 upgrade silicone turbo air intakesSoftware customization is mandatory.
What additional upgrades are recommended?
An upgraded intercooler, exhaust system, fuel system, and reinforced clutch or transmission upgrade are highly recommended.
Is the VTG response maintained?
Yes. The VTG technology remains fully functional and ensures very fast spooling despite the higher power potential.
Delivery time
• New turbo: 20 - 40 working days
• I am sending my old turbo: 20 - 40 working days