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IMPORTANT: This kit is designed to make replacement easy by only replacing the section of coolant line known to fail. This allows the section not known to fail to stay in place. Therefore, please understand that this kit works by modifying the existing lineset, rather than replacing the entire piece.
Only one of the following kits will fit your car, check your vehicle’s engine or contact me to determine the correct style. Buyer subject to postage fees if returning due to wrong style purchased.
Style A - M157/M278 (Fits Both)
Style B - M278 Specific
Style B - M157 Specific
Kit Includes:
Style A - M278/M157 (Fits Both):
Universal Left Feed Fitting + Hose (Replaces OEM P/Ns: 2782000900, 2782000051, 2782000300)
Style A Left Return Fitting + Hose (Replaces OEM P/Ns: 2782001100)
Style A Right Return Fitting + Hose (Replaces OEM P/Ns: 2782000851)
3X Constant Tension Hose Clamps
Installation instructions via link to video (QR Code)
Style B - M278 Specific:
Universal Left Feed Fitting + Hose (Replaces OEM P/Ns: 2782000900, 2782000051, 2782000300)
Style B Left Return Fitting + Hose (Replaces OEM P/Ns: 2782001300, 2782000200, 2782001751)
M278 Right Return Fitting + Hose (Replaces OEM P/Ns: 278200140, 2782000100)
2X Constant Tension Hose Clamps
Installation instructions via link to video (QR Code)
Style B - M157 Specific:
Universal Left Feed Fitting + Hose (Replaces OEM P/Ns: 2782000900, 2782000051, 2782000300)
Style B Left Return Fitting + Hose (Replaces OEM P/Ns: 2782001300, 2782000200, 2782001751)
M157 Right Return Fitting + Hose (Replaces OEM P/Ns: 1572000000, 1572000151, 1572000051)
2X Constant Tension Hose Clamps
Installation instructions via link to video (QR Code)
Style B fittings currently on backorder, please use the form below to sign up for email notices when they become available again.
Material:
6061-T6 Aluminum Alloy
Warranty:
5 Years against failure of the aluminum fitting and rubber hose (O-rings excluded). O-rings used on this product are identical to those found on OEM Mercedes lines, and can be purchased from me or Mercedes if replacement is needed. In case of hose failure out of warranty, hoses can be replaced with 5/16 ID heater coolant hose.