OE part number CT9603 is a Coolant thermostat compatible with AUDI, BMW and other makes. Available from 8 brands, priced from £21.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Coolant thermostat OE CT9603 prices range from £21.99 to £47.99, with 8 brands offering compatible parts.
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Related cross-references
Cross-reference numbers associated with CT9603 — including both OEM part numbers and aftermarket alternatives. Each entry links to its own compatibility and pricing page.
OE CT9603 fits vehicles from AUDI, BMW, BUICK and other compatible models listed below.
What part type is CT9603?
OE CT9603 is an original equipment reference for a Coolant thermostat. It identifies the exact part specification used by the vehicle manufacturer.
How much does Coolant thermostat CT9603 cost?
Replacement parts for OE CT9603 cost between £21.99 and £47.99, depending on brand and specification.
Which brands make Coolant thermostat CT9603?
ESEN SKV, NTY, TOPRAN, METZGER AUTOTEILE, ABAKUS all offer compatible replacements for OE CT9603.
Is CT9603 original equipment or aftermarket?
OE CT9603 is an original equipment reference assigned by the vehicle manufacturer. The parts listed below are quality-matched aftermarket and OEM-equivalent replacements that meet the same specification.
What is OE number CT9603?
OE (Original Equipment) number CT9603 is a manufacturer's reference code for Coolant thermostat used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 8 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE CT9603.