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The Driveshaft Shop one‑piece aluminum driveshaft conversion for 1998.5–2002 Audi S4 (B5) is a direct‑fit replacement offered as a single aluminum unit specified for 1000HP applications. It converts the stock multi‑piece setup to a one‑piece driveshaft for the listed S4 model years, intended for high‑power drivetrain use where a one‑piece configuration is required.
DSS 98.5-02 Audi S4 B5 1000HP Aluminum One-Piece Driveshaft Conversion AUSH1-CV
