| Contents | Heater Matrix - Audi | Contents |
| Application | Htr No. | Height | Width | Depth | Pipe dia | Image |
| 50 | 20357 | 256 | 140 | 48 | 5/8" |  |
| 100 1976-94 | 20228 | 323 | 157 | 48 | 18mm |  |
| 200 1980-89 | 20228 | 323 | 157 | 48 | 18mm | |
| 80 MK1 & MK2 1972-87 | 20408 | 282 | 157 | 48 | 5/8" |  |
| 90 Quatro 1984-87 | 20408 | 282 | 157 | 48 | 5/8" | |
| A6 1994- | 20228 | 323 | 157 | 48 | 18mm | |
| Quatro 1984-94 | 20228 | 323 | 157 | 48 | 18mm | |
| Van | 20372 | 347 | 192 | 53 | 18mm |  |