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K04 CHRA Cartridge: What It Fits & What It Replaces

The BorgWarner K04 CHRA (5304-970-0025) is a balanced, OEM-spec cartridge that fits the Audi RS4 (2000-2005 ASJ).


Refone aftermarket BorgWarner K04 5304-970-0025 Turbocharger for Audi RS4 2000-2005 — direct-fit replacement with full ins.

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