* Price shown excludes VAT and shipping. Bolt-on turbocharger upgrade solution for the Audi A8 4.2 TDI (D4) with power increase, designed to work with the stock exhaust manifold and other engine components. Helps boost output to 500+ hp from the stock 350 hp. Compatibility list is below. Features of the Turbosystems upgraded turbocharger for the Audi A8 4.2 TDI (D4): reinforced larger billet compressor wheel; enlarged turbine wheel; new shafts; VSR-balanced; Power range: 500+ hp. When installing a new turbocharger, we recommend reading our Installation Guide.
| Model | Year | Engine code | Power (kW / hp) | Garrett part | OEM part |
| Audi A8 4.2 TDI (D4) | 2009 – 2013 | CDSB | 258 / 350 | 783412-5005S 783412-5004S 783412-5003S 783412-0005 783412-0004 783412-0003 |
057145874F 057145874FX 057145874FV 057145874P 057145874PX |
| Audi A8 4.2 TDI (D4) | 2009 – 2013 | CDSB | 258 / 350 | 783413-5005S 783413-5004S 783413-5003S 783413-0005 783413-0004 783413-0003 |
057145873F 057145873FX 057145873FV 057145873P 057145873PX |
