Cure the notorious M157, M278, and M276 oil leak, save your alternator, and do the job right with 100% Genuine Mercedes Benz hardware and sealant in one click.
Brand:
ES#:
5456737
Mfg#:
M157M278RSKT1
Ships in 4 Business Days
$279.99
This product was last offered at the strikethrough price on 07-23-2026
Cure the notorious M157, M278, and M276 oil leak, save your alternator, and do the job right with 100% Genuine Mercedes Benz hardware, sealant, and four new camshaft magnets in one click.
Brand:
ES#:
5456772
Mfg#:
M157M278RSKT2
Ships in 4 Business Days
$420.99
This product was last offered at the strikethrough price on 07-23-2026
Includes Genuine Mercedes-Benz Sealant, all new hardware, camshaft adjuster seals for a perfect reseal.
Brand:
ES#:
5456410
Mfg#:
M157M278RSKT
Ships in 4 Business Days
$800.99
This product was last offered at the strikethrough price on 04-14-2026
$774.99 USD
Free Shipping
Partial Replacement
More About Valve Cover Parts
Oil dripping down your engine isn't a good look and topping off every few hundred miles isn't fun, either. Replace a leaky valve cover with a brand new OEM or aftermarket valve cover and valve cover gasket to seal up that leak once and for all.