The Oil Thermostat Installation kit prevents the Oil Thermostat from leaking and is highly recommended when installing the MSL Oil Thermostat. The kit includes 2 x O-ring for the oil hose and 1x rubber oil filter housing gasket. We advise to add it to your N54, N55 or S55 thermostat order. 

This kit is intended to be used to install the following Mosselman Thermostats:

Mosselman S55 Oil Thermostat 85c (Inc. M2 Competition, M3 & M4)

Mosselman N55 Oil Thermostat 85c (Inc. M135i, M235i, 335i & M2)

Mosselman N54 Oil Thermostat 85c (Inc. 1M, 135i, 335i & Z4 35i)

You may also require the MSL Titanium GR5 Hex-Race Bolt Set as well.

• 2 x O-ring
• 1 x Rubber oil Filter Housing Gasket

• BMW 135i E82 N54
• BMW 135i E82 N55
• BMW 1M E82 N54
• BMW 335i E90/E91/E92 N54
• BMW 335i E90/E91/E92 N55
• BMW Z4 35i E89 N54
• BMW Z4 LCI 35i E89 N54
• BMW Z4 35is E89 N54
• BMW M135i F20/F21 N55
• BMW M235i F22 N55
• BMW M2 F87 N55
• BMW 335i F30/F31 N55
• BMW 335i GT F34 N55
• BMW 435i F32/F33 N55
• BMW 435i Gran Coupe F36 N55
• BMW M2 Competition F87 S55
• BMW M3 F8x S55
• BMW M3 Competition F80 S55
• BMW M3 CS F80 S55
• BMW M4 F8x S55
• BMW M4 Competition F82 S55
• BMW M4 CS F82 S55
• BMW M4 GTS F82 S55

To ensure the part(s) you have ordered fits your vehicle, we run a compatibility check prior to dispatch. We can do this either using your registration number(UK) or the last 7 digits of your VIN. Simply enter your car details prior to checkout.

Manufactured by

Mosselman