Compare 13 brands — check fitment and order online
OE part number 73991 is a Interior heating heat exchanger compatible with BMW, CITROËN and other makes. Available from 13 brands, priced from £39.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Interior heating heat exchanger OE 73991 prices range from £39.99 to £100.99, with 13 brands offering compatible parts.
OE 73991 is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| BMW | 1 (F20), 1 (F21), 3 (F30, F80), 3 Touring (F31) +4 |
| SUZUKI | SX4 (EY, GY), SWIFT III (MZ, EZ) |
Choose a brand to see their compatible parts for OE 73991.
Products matched to OE number 73991.
| Attribute | Value |
|---|---|
| Core Width [mm] | 157 |
| Core Width [mm] | 208 |
| Core Length [mm] | 248 |
| Fitting Position | Front |
| Supplementary Article/Supplementary Info | 14 |
| Core Length [mm] | 280 |
| Core Width [mm] | 130 |
| Connection Diameter 1 [mm] | 22,5 |
| Core Depth [mm] | 19 |
| Core Length [mm] | 201 |
Common original equipment numbers linked to stocked alternatives.
OE (Original Equipment) number 73991 is a manufacturer's reference code for Interior heating heat exchanger used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 13 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 73991.
