CTS Turbo C7/C7.5 Audi A8/S6/S7/S8/RS6/RS7 4.0T STAGE 1 Turbocharger Upgrade

The CTS Turbo Stage 1 turbocharger upgrade transforms C7 and C7.5 generation Audi 4.0T V8 platforms with enhanced compressor and turbine technology. Designed as a direct replacement for factory units across A8, S6, S7, S8, RS6 and RS7 models from 2012 onwards, this upgrade delivers substantially improved airflow capacity while maintaining OEM-like reliability. Ideal for tuners seeking measurable performance gains without the complexity of full turbo system replacement. CTS Turbo engineering ensures proper integration with factory ECU tuning strategies and exhaust configurations across the entire C7 family.