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The Bilstein B4 rear twin-tube shock absorber for 2001–2005 BMW 325xi and 330xi is an OE-style replacement engineered to restore original ride quality, handling, and safety. Bilstein's OE replacement dampers are built to meet or exceed factory standards, offering precise construction and high power reserves for predictable damping. Fitment replaces worn rear dampers to return factory comfort and control.
Bilstein B4 2001-05 BMW 325xi Base dr 330xi Rear Twintube Shock Absorber
