For M157 and M278 engines, the coolant lines can become brittle and fail over time. Replacing them during water pump service is a smart preventative measure to avoid future leaks or damage.
10X Entries Into Our F80 M3 Sweepstakes
Refresh your cooling system! Includes a new expansion tank, pressure cap, and 1-liter of blue coolant.
10X Entries Into Our F80 M3 Sweepstakes Not for cars with (Code 228, 804, or 805).
Brand:
ES#:
5504936
Mfg#:
2045000949KT1
Ships in 1 Business Day
ON SALE!
$89.99
This product was last offered at the strikethrough price on 10-28-2026
Unleash +127 horsepower and +195 lb-ft of torque on your M278 powered Mercedes with the Eurocharged ECU Tune and the included flash device - flash your car from home in minutes!
Unleash +97 horsepower and +147 lb-ft of torque on your M278 powered Mercedes with the Eurocharged ECU Tune and the included flash device - flash your car from home in minutes!
Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.
Partial Replacement
