Reseal your leaking M157 or M278 valve covers the right way with genuine liquid sealant, new aluminum hardware, and high pressure fuel pump seals.
Reseal your leaking M157 or M278 valve covers the right way with genuine liquid sealant, new aluminum hardware, and high pressure fuel pump seals.
For High Pressure Fuel Pump
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-21-2026
850 Watt
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-07-2026
Includes Genuine Mercedes-Benz Sealant, all new hardware, camshaft adjuster seals for a perfect reseal.
This product was last offered at the strikethrough price on
04-14-2026
M157 / M278 Head Bolt - One Time Use. A full set to secure your cylinder head.
M157 / M278 Head Bolt - One Time Use - Twenty (20) Required Per Engine
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-21-2026
Price includes a $61.75 refundable core charge
Refresh your cooling system! Includes a new expansion tank, pressure cap, mounting hardware, O-rings, and 1 liter of blue coolant.
10X Entries For Our 25th Anniversary Sweepstakes!
Fits left cylinder head
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-21-2026
Coolant Hose
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
05-05-2026
Fits right cylinder head
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-21-2026
Price includes a $5746.00 refundable core charge
Please verify fitment with VIN prior to ordering
This product was last offered at the strikethrough price on
05-05-2026
Must be replaced when removing the intake manifold. For M278 and M157 engine applications.
Harmonic Balancer - Vibration Damper
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-21-2026
Refresh your cooling system! Includes a new expansion tank, pressure cap, mounting hardware, O-rings, and 1 liter of blue coolant.
Controls the boost pressure on turbocharger systems
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-21-2026