Audi S4 Turbocharger

This page presents a compendium of the turbochargers that I have installed in my Audi S4 over the years.

Borg-Warner K03 Turbocharger – OEM for the Audi B5 S4

Borg-Warner K03 turbocharger
Borg-Warner K03 Turbochargers

Borg-Warner RS4 K04 Turbochargers – OEM for the Audi B5 RS4

Image of BorgWarner RS4 K04 Turbochargers
BorgWarner RS4 K04 Turbos

TiAL Sport R605 Turbochargers

TiAL Sport R605 Turbocharger version one
TiAL R605 Version 1

FrankenTurbo F4H-BT

FrankenTurbo F4H beside TiAL R605
FrankenTurbo F4H beside TiAL R605

 

 

Audi B5 S4 Information and Testing