Vehicle fitment
Listed applications
1OPEL OMEGA B Estate (21_, 22_, 23_)
2OMEGA B (25_, 26_, 27_)
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HEATER CORE OE REFERENCE
Primary OE1843103OPEL application
Verify dimensions, pipe layout, and HVAC-case interfaces before supply.OE and vehicle cross reference
1843103 Heater Core
Automotive heater core reference for OPEL OMEGA B Estate (21_, 22_, 23_) and OMEGA B (25_, 26_, 27_).
Primary OE1843103
18431039027359516180441618107161823518061149022906690510471Catalog references support identification. Confirm the vehicle, dimensions, pipe geometry, mounting points, seals, and physical sample before final supply.
Aftermarket reference mapping
Cross-reference numbers for 1843103
Nissens, AVA, and NRF numbers are retained as aftermarket catalog references. They are not presented as original-equipment numbers and must be checked against the current catalog revision.
- Nissens
- 72644/72646/726461
- AVA
- OL6116/OLA6116
- NRF
- 58640