The TTE650 upgrade turbos offer the most balanced performance upgrade for the Audi RS6 C5 4.2 V8 Bi-turbo. This is the only TTE upgrade stage for this platform and has been developed to deliver significantly more power with virtually no loss of responsiveness compared to standard RS6 turbos.
The TTE650 is particularly popular with drivers who want Plug & Play RS6 units offering a broader power range, higher efficiency and the retention of OEM ride comfort and reliability.
Benefits
• Increased power with near-OEM
responsiveness• Broader and smoother power band•
Lower exhaust pressure and
EGT• Fully Plug & Play RS6 fit•
BorgWarner-only
components• Suitable for both everyday use and performance builds
Technical specifications
• Basis: Original Audi RS6 C5 BorgWarner K04
turbochargers• Compressors: BorgWarner 2283 billet compressors with Extended
Tip• compressor housing: CNC-machined for optimal
clearances• Turbine: TTE 9BLADE high-flow turbine & shaft•
Bearing: BorgWarner 360° Motorsport slide bearing•
Actuators: OE-reinforced, synchronised BorgWarner actuators•
Power:
– 600+ pk
proven– 500+ pk on 98
RON• Balancing:
– Components balanced up to 2,800 RPM–
CHRA high-speed VSR up to 250,000 RPM•
ECU: Software recalibration required
Compatibility
• Audi RS6 C5 4.2 V8 Bi-turbo
Contents
• 1x pair of TTE650 upgrade turbochargers•
Serial number VSR balance test result document
Frequently Asked Questions
Is the TTE650 a plug-and-play upgrade?
Yes. The turbos fit straight in like the original RS6 K04 units, with no modification required.
How does the response compare to standard RS6 turbos?
Virtually identical to OEM, with significantly more top-end power and a broader usable power band.
What additional upgrades are recommended?
RS6 exhaust manifolds are strongly recommended, as are a custom ECU tune and effective intercooling.
Delivery time
• New turbo: 20–40
working days• I’ll send in my old turbo: 20–40 working days
