My Account
Shopping Cart

Prime Guard ROTLT6540GL Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil 1 Gallon

Manufacturer

Prime Guard

<h3>Precision Filtration for Every Vehicle</h3> <p>Prime Guard has established itself as a trusted name in automotive filtration, delivering comprehensive protection for engines and vehicle systems across passenger cars, light trucks, and heavy-duty applications. With decades of expertise in filter engineering and manufacturing, the brand focuses on providing dependable filtration solutions that meet the demanding requirements of modern vehicles while offering exceptional value to both professional technicians and DIY enthusiasts.</p> <h3>Comprehensive Filter Coverage</h3> <p>Prime Guard offers one of the industry's most complete lines of oil, air, fuel, and transmission filters for cars and trucks, ensuring that vehicle owners can find the right filtration solution regardless of make or model. The brand's extensive application coverage spans domestic and import vehicles, from economy cars to performance vehicles, and from gasoline engines to diesel powerplants. Prime Guard Filters are manufactured to high quality standards in accordance with Society of Automotive Engineers (SAE) and International Organization for Standardization (ISO) test procedures, providing confidence that each filter meets rigorous industry benchmarks.</p> <h3>Engineered for Performance and Protection</h3> <p>What sets Prime Guard apart is the engineering philosophy behind every filter. Prime Guard filters are designed to meet recommended oil change intervals, tested for quality fit and function, with media designed for maximum efficiency and capacity. This attention to engineering detail ensures that filters not only install correctly but also perform optimally throughout their service life. The filtration media in Prime Guard products balances dirt-holding capacity with flow characteristics, protecting engines from harmful contaminants while maintaining proper system pressure and flow rates.</p> <h3>Quality You Can Trust</h3> <p>With precision engineering and a focus on putting customers first, Prime Guard ensures superior performance, reliability, and value for every mile. The brand's commitment to quality extends from product design through manufacturing, with filters engineered to deliver consistent filtration efficiency that protects critical engine components from premature wear. Whether you're performing routine maintenance on a daily driver or servicing a fleet vehicle, Prime Guard filters provide the protection modern engines need to achieve their designed service life.</p> <p>For professional installers and service centers, Prime Guard represents a filtration solution that delivers OE-quality performance at a competitive price point, making it easier to provide customers with reliable protection without compromise. The brand's broad application coverage and consistent availability make it a practical choice for shops that need dependable parts in stock when customers need them.</p>

Part Number

ROTLT6540GL
08/26/2036 7:29 PM
Sale Price

$9,999.99

In Stock (10+)

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Prime Guard ROTLT6540GL is a 1-gallon container of Shell Rotella T6 Full Synthetic SAE 5W-40 Heavy Duty Diesel Engine Oil (Shell part number 550045347). Formulated with fully synthetic base oils and advanced additive technology, this oil delivers Shell's exclusive Triple Protection Plus technology — guarding against wear, deposits, and oil breakdown while improving low-temperature flow and fuel economy.

Key Features:

  • Full Synthetic Formula: Synthetic base oils provide outstanding protection across a wide range of operating temperatures
  • Triple Protection Plus Technology: Simultaneous defense against wear, harmful deposits, and thermal oil breakdown
  • Improved Fuel Economy: Enhanced fuel economy capability of up to 1.5% compared to conventional 15W-40 oils
  • Superior Wear Protection: Significantly increased protection against engine wear versus previous-generation API CJ-4 oils
  • Advanced Deposit Control: Multi-functional dispersant additives combat the effects of soot, dirt, and other engine contaminants
  • Emissions System Compatibility: Low-ash formulation helps protect exhaust catalysts, DPFs, and other after-treatment devices
  • Extreme Temperature Performance: Free-flowing synthetic base oils ensure reliable cold-start pumping while maintaining viscosity under high heat
  • Outstanding Shear Stability: Resists viscosity loss through shear to maintain optimal oil pressure throughout the service interval

Industry Specifications Met or Exceeded:

  • API CK-4, CJ-4, CI-4 PLUS, CI-4, CH-4
  • ACEA E11
  • JASO DH-2, MA, MA2
  • Cummins CES 20086, 20078
  • Volvo VDS-4.5, VDS-4
  • MACK EOS-4.5
  • Caterpillar ECF-2, ECF-3
  • Allison TES-439
  • Detroit Fluid Specification (DFS) 93K222, 93K218
  • MAN M3575
  • Ford WSS-M2C171-F1

Cross-Reference / OEM Part Numbers: Shell 550045347

This full synthetic 5W-40 engine oil is well-suited for heavy-duty diesel applications including Class 8 tractor-trailers, heavy-duty diesel pickup trucks, delivery fleets, utility vehicles, school buses, and select motorcycles — both new and older equipment.

Good good price, fast delivery.

Happy with order

It was good

I asked a question, never heard back

Fast shipping

Great price and easy to order. The website says free freight, when checking out it populated $9.99 shipping. I could not get this to go away. Still a great deal

Ordering is very easy. Prices are good. Very helpful staff.

So far, so good!

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy