This kit contains the following parts

1x 50478800 fuel filter
1x 50001200 sealing ring A 14 x 18 mm
1x 50302801 throw away filter

This kit contains:

2x air filter L/M
1x fuel prefilter
1x fuel filter with drain
1x oil filter L/M
1x sealing ring A 18 x 22
1x sealing ring A 22 x 27

For 3L43C, 3M43, 4L42C, 4L43C, 4M42, 4M43

This kit contains:

2x 952901 air filter L/M
1x 50317000 fuel prefilter
1x 50251501 fuel filter L/M
1x 40065302 oil filter L/M
1x 50001400 sealing ring A 18 x 22
1x 50001600 sealing ring A 22 x 27

This kit contains:

3x 50484102 air filter
2x 50001400 sealing ring A 18 x 22 mm
2x 50001600 sealing ring A 22 x 27 mm
2x 1635210 fuel filter

This kit contains:

1 piece 50484102 air filter 1B40/50
1 piece 01635210 fuel filter
1 piece 50001600 sealing ring A 22 x 27
1 piece 50001400 sealing ring A 18 x 22

This kit contains:

1x 1493001 air filter
1x 50001400 sealing ring A 18 x 22 mm
1x 50001600 sealing ring A 22 x 27 mm
1x 50459100 sealing ring A 22 x 27 mm
1x 50478800 fuel filter
1x 1480001 oil filter

This kit contains:

1x 952901 air filter
1x 50001400 sealing ring A 18 x 22 mm
1x 50001600 sealing ring A 22 x 27 mm
1x 50251501 fuel filter
1x 40065302 oil filter
1x 50317000 fuel prefilter

This kit contains:

1x 952901 air filter L/M
1x 50317000 fuel prefilter
1x 50345700 fuel filter KC 18
1x 40065302 oil filter L/M
1x 50001400 sealing ring A 18 x 22
1x 50001600 sealing ring A 22 x 27

This kit contains:

1x end plate
1x bush Ø 7 x 12 x 16.3 mm
1x spacer
4x spring washer 6
2x rubber grommet form 3968
1x fuel filter
2x diaphragm sleeve Ø 5/10/15 x 1.5 mm
2x diaphragm sleeve Ø 21/28/35 x 4 mm
3x hexagon nut M6
1x hexagon head screw M6 x 18 mm

This kit contains:

1x 50426000 air filter
1x 50001400 sealing ring A 18 x 22 mm
1x 50001600 sealing ring A 22 x 27 mm
1x 1635210 fuel filter

This kit contains:

1x 4030101 air filter
1x 50001400 sealing ring A 18 x 22 mm
1x 50001600 sealing ring A 22 x 27 mm
1x 50459100 sealing ring A 22 x 27 mm
1x 50478800 fuel filter
1x 1480001 oil filter

This kit contains:

1x 50484102 air filter 1B40/50
1x 50478800 fuel filter 7MY
1x 50001600 sealing ring A 22 x 27

This kit contains:

1x air filter size 300
1x bracket for air filter
1x rain cap