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N55 Turbocharger Install Kit Turbo Manifold Copper Flange Nut 18407502196 for BMW F22 M235i M240i F30 335i F32 435i F87 M2 E82 E88 135i F30 335i F10 535i F25 x3 F26 x4 E70 x5 E71 x6

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In Stock
  • 15 x 18407502196 Exhaust Manifold Copper Flange Nut
  • When replacing the N55 turbo you need This N55 Turbocharger Install Nuts (do not come with bolts )
  • Fit for 1-Series E82 / E88 (11-13) > 135i 135is N55 + 3-Series E90 / E92 / E93 (11-13) > 335i 335xi N55
  • Fit for 2 Series F87 (16-18) > M2 N55 + 3 Series F30 / F34 (14-15) > 335i 335i xDrive N55 + 4 Series F32 / F33 / F36 (14-15) > 435i 435i xDrive N55
  • Fit for 5 Series F10 / F11 (11-16) > 535i 535i xDrive + 6 Series F12 / F13 (12-18) > 640i + 7 Series F01 / F02 (2009-2015) > 740Li 740i
  • Fit for X3 Series F25 X3 (2011-2017) > X3 xDrive35i N55 + X4 Series F26 X4 (2015-2018) > X4 35i xDrive M40i xDrive
  • Fit for X5 Series E70 X5 (07-13) > X5 xDrive35i N55 + X6 Series E71 X6 (2008-2014) > X6 xDrive35i N55 (10-13)


This is the large copper nut used to fasten the exhaust manifold/turbo to the cylinder head on N55 engines.

Copper deforms when tightened and subjected to heating and cooling so it should not be re-used.

This is replaced for BMW part number 18407502196 (18 40 7 502 196).

Sold 15 nuts per set.

Suit for

1-Series E82 / E88 (11-13) > 135i 135is N55

3-Series E90 / E92 / E93 (11-13) > 335i 335xi N55

2 Series

F22 / F23 (14-17) > M235i M235i xDrive N55

F22 (2019+) > M240i Racing N55

2 Series F87 (16-18) > M2 N55

3 Series F30 / F34 (14-15) > 335i 335i xDrive N55

4 Series F32 / F33 / F36 (14-15) > 435i 435i xDrive N55

5 Series F10 / F11 (11-16) > 535i 535i xDrive

6 Series F12 / F13 (12-18) > 640i

7 Series F01 / F02 (2009-2015) > 740Li 740i

X3 Series F25 X3 (2011-2017) > X3 xDrive35i N55

X4 Series F26 X4 (2015-2018) > X4 35i xDrive M40i xDrive

X5 Series E70 X5 (07-13) > X5 xDrive35i N55

X6 Series E71 X6 (2008-2014) > X6 xDrive35i N55 (10-13)