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The BorgWarner K04 right turbocharger is an aftermarket service or upgrade unit intended for the right-side installation on Audi RS4 engines. Sourced from the original turbo manufacturer, it includes a water-cooled bearing housing and an actuator, preserving the core operational features of the OE turbo. Use it when replacing or servicing the right-bank turbo on compatible RS4 applications.
BorgWarner Turbocharger SX K04 Audi RS4 Upgrade (Right)
