
The Stage 4 performance upgrade is similar to Stage 3, but here the TC X8 from the newer 400 hp generation is used. This is the most powerful stage that can be driven on a standard CZGB engine.
Hardware changes:
- TC X8 CZGB version in exchange (select option)
- HP Sport Series intercooler
- HP 100mm aluminum intake (open version)
- HP air duct for 100mm intake
- HP 90mm TC X8 on CZGB turbo inlet
- HP 100mm 400 cell downpipe with underfloor catalytic converters
- 12mm high pressure pump
- HP milled DSG catchtank
- Oil change to Motul 300V
- Pressure sensors
- Spark plug set NGK
IMPORTANT: There is no installation, no individual software tuning and no TÜV registration by HPerformance. This kit only represents the required hardware for the respective performance level. The shipping costs for sending in the turbocharger (if no new one is selected) are borne by the buyer!
Please note: Performance and acceleration values can be influenced by various external influences, fuels or additional hardware installed and ultimately the general condition (including mileage) of the engine. The values given are for guidance only and are not binding. With regard to legality and approval in the area of the StVZO , we refer at this point to our general terms and conditions.

Individual tuning
All our performance levels are individually adapted to your vehicle on our own dynamometer and under real conditions on the road