OE part number 078903803E is a Alternator Regulator compatible with AUDI, BMW and other makes. Available from 9 brands, priced from £23.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Alternator Regulator OE 078903803E prices range from £23.99 to £56.99, with 9 brands offering compatible parts.
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Related cross-references
Cross-reference numbers associated with 078903803E — including both OEM part numbers and aftermarket alternatives. Each entry links to its own compatibility and pricing page.
OE 078903803E fits vehicles from AUDI, BMW, CITROËN and other compatible models listed below.
What part type is 078903803E?
OE 078903803E is an original equipment reference for a Alternator Regulator. It identifies the exact part specification used by the vehicle manufacturer.
How much does Alternator Regulator 078903803E cost?
Replacement parts for OE 078903803E cost between £23.99 and £56.99, depending on brand and specification.
Which brands make Alternator Regulator 078903803E?
WAI, MAGNETI MARELLI, ASTEMO-HITACHI, AIC, HÜCO all offer compatible replacements for OE 078903803E.
Is 078903803E original equipment or aftermarket?
OE 078903803E 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 078903803E?
OE (Original Equipment) number 078903803E is a manufacturer's reference code for Alternator Regulator used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 9 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 078903803E.
