Upgrade your M157 AMG or M278 with the UPD Billet Idler Kit - CNC-machined aluminum pulleys built to eliminate factory plastic idler failures and deliver lasting performance and reliability.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Includes Genuine Mercedes-Benz Sealant, all new hardware, camshaft adjuster seals for a perfect reseal.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5456410
Mfg#:
M157M278RSKT
Ships in 2 Business Days
$800.99
This product was last offered at the strikethrough price on 04-14-2026
Includes left and right side gaskets. Ensure a proper seal on your exhaust manifold
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Auxiliary Water Pump - Heating And Ventilation
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Not for cars with Magic Vision Control and Heated Windshield Washer System (Code 874).
Brand:
ES#:
1741407
Mfg#:
2048350364
Ships in 3 Business Days
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$246.00
This product was last offered at the strikethrough price on 01-06-2026
Lifetime Replacement
