BILSTEIN manufactures this Shock Absorber BILSTEIN OE Ref 99634304117 to original equipment tolerances, which is why it's specified as a direct replacement for OEM 99634304104 rather than a rough equivalent.
You'll find it referenced as 22-046123, EAN: 4025258439545 — worth noting down if you're getting a second opinion from a mechanic before fitting.
It's built for selected PORSCHE vehicles. The safest way to confirm is matching OEM reference 99634304104 against your existing part, or using our vehicle lookup tool with your registration.
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