| | | | Secondary air pump | 2.8 Ltr. | | 6-cylinder+ AES |
| | 1 | 021 959 253 B | Secondary air pump | | 1 | |
| | 2 | 021 131 085 D | Retainer for pump | | 1 | |
| | 3 | 021 131 085 A | Retainer for pump | | 1 | |
| | 4 | 021 131 085 B | Damping rubber | | 3 | |
| | 5 | 021 131 101 A | kombi valve | | 1 | |
| | 6 | 021 131 119 | Adapter | | 1 | |
| | (7) | 06A 131 120 A | Seal | | 1 | |
| | 8 | N10 196 103 | Oval socket head boltwith hex drive use if required: | M6X18 N 011 524 23 | 2 || || X | |
| | | N01 152 423 | Washer | 6, 4X12, 5X1, 6 | X | |
| | 11 | N01 166 615 | Washer | 6, 4X18X1, 6 | X | |
| | 12 | N01 470 53 | Socket head bolt withhexagon socket head | M6X25 | X | |
| | 13 | 021 131 149 C | Connecting hose | | 1 | |
| | 14 | 021 131 127 B | Connecting pipe | | 1 | |
| | 15 | N10 225 402 | Socket head bolt withinner multipoint head | M8X20 | 1 | |
| | (15) | N90 350 901 | Socket head bolt with hexagonsocket head (combination) | M8X115 | 1 | |
| | (15) | N90 144 201 | Socket head bolt with hexagonsocket head (combination) | M8X65 | 1 | |
| | 17 | N10 172 501 | Socket head bolt with hexagonsocket head (combination) | M6X22 | 2 | |
| | 18 | 191 906 283 A | Solenoid valve | | 1 | |
| | 19 | 2D0 129 737 A | t-piece | 4-4-4 | 1 | |
| | 20 | | see illustration: | 133-081 | | |
| | 21 | 034 133 784 L | angled hose | 3, 5MM | 1 | |
| | - | N02 035 327 | hose in coils of 5m'order unit 5' | 3, 5X2 | * | |
| | 22 | | shorten to: | 120MM | 1 | |
| | 23 | | shorten to: | 360MM | 1 | |
| | 24 | | shorten to: | 330MM | 1 | |
| | 25 | N90 642 401 | O-ring | 14X2, 5 | 1 | |