Premium Synthetic Diesel Engine Oil 5W-40, 1-Gallon

Schaeffer's SynShield OTR Plus 5W40 Full Synthetic Oil is a premium advanced performance, synthetic plus, heavy-duty diesel engine oil formulated to provide maximum protection against wear, oxidation, deposit formation, soot contamination, and aeration. The oil is suitable for use in 2007 and 2010 emission compliant engines that utilize heavy exhaust gas recirculation (EGR) and exhaust after-treatment devices such as diesel particulate filters (DPFs) with or without diesel oxidation catalysts (DOCs) and selective catalytic reduction (SCR). It is also suitable for use in applications that require API CK-4 specifications.

Using Schaeffer's proprietary friction modifiers, Micron Moly and Penetro, SynShield OTR Plus 5W40 Full Synthetic creates a slippery, tenacious shield that prevents metal-to-metal contact, increasing engine efficiency. The oil provides excellent fuel economy while maintaining engine durability and longevity.

SynShield OTR Plus 5W40 Full Synthetic Oil offers superior cold weather startability and operating characteristics, as well as oil strength that can withstand higher heat ranges than conventional oils. Its keep-clean performance includes superior soot-busting and deposit-dispersing capabilities, ensuring the engine remains clean and efficient.

In summary, Schaeffer's SynShield OTR Plus 5W40 Full Synthetic Oil is a premium, high-performance diesel engine oil that delivers maximum protection, fuel economy, and engine longevity, making it a reliable choice for heavy-duty applications that require advanced emission-compliant technology.

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