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🛢️ Power your diesel with SynShield — where durability meets innovation!
Schaeffer's SynShield Durability Advantage 15W-40 is a premium synthetic blend diesel engine oil engineered for heavy-duty use. It excels in protecting engines against wear, oxidation, soot, and deposits, while maintaining viscosity and reducing oil consumption. Enhanced with proprietary friction modifiers, it ensures superior engine longevity and is fully compatible with modern emission-compliant diesel engines.







| ASIN | B06VVXGSM7 |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #10,662 in Automotive ( See Top 100 in Automotive ) #144 in Motor Oils |
| Brand Name | Schaeffer Manufacturing Co |
| Compatible with Vehicle Type | Car, Truck |
| Container Type | Bottle |
| Customer Reviews | 4.8 4.8 out of 5 stars (407) |
| Global Trade Identification Number | 00744954027538 |
| Included Components | one bottle engine oil |
| Item Type Name | SynShield |
| Liquid Volume | 128 Fluid Ounces |
| Manufacturer | Schaeffer Manufacturing Co. |
| Manufacturer Part Number | 0700CK4-006S |
| Manufacturer Warranty Description | Check with manufacturer. |
| Model Number | 0700CK4-006S |
| Size | 1 Gallon |
| UPC | 744954027538 |
| Unit Count | 1.0 Count |
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