Details
- Colour
- 7
- Material
- 33
- Inner Diameter 1 [mm]
- 16 mm
- Inner Diameter 2 [mm]
- 16 mm
Compare 1 brand — check fitment and order online
OE part number 1J0121086AT is a Heater Hose compatible with AUDI, VW and other makes. Available from 1 brands, priced from £16.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Original installation position for OE 1J0121086AT. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
OE 1J0121086AT is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| VW | BORA I (1J2), BORA Variant (1J6) |
| AUDI | A3 (8L1) |
Products matched to OE number 1J0121086AT.
| Attribute | Value |
|---|---|
| Inner Diameter 1 [mm] | 18,5 |
| Inner Diameter 1 [mm] | 16 |
| Inner Diameter 2 [mm] | 10 |
| Material | PA 66 GF 30 |
| Inner Diameter 1 [mm] | 24 |
| Inner Diameter 1 [mm] | 25 |
| Inner Diameter 2 [mm] | 18,5 |
| Forward- /Backflow | 3 |
| Hose Length [inch] | 13 |
| Hose Length [inch] | 14,5 |
OE (Original Equipment) number 1J0121086AT is a manufacturer's reference code for Heater Hose used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 1 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 1J0121086AT.