Western Star Fluids

Fluids for Your Western Star

Replacing your Western Star Fluids shouldn’t cost you an arm and a leg. That’s why we offer plenty of options for you to choose from, making it easy to find top rated Fluids brands at a fraction of the cost.
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Essential Western Star Fluids

Shell – Shell T5 15W-40 Synthetic Blend Diesel Engine Oil, Protects Against Wear, 2.5 Gallon, 550046213 (Part No.550046213)

Shell T5 15W-40 Synthetic Blend Diesel Engine Oil, Protects Against Wear, 2.5 Gallon, 550046213

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$79.99
Shell Rotella T5 15W-40 Synthetic Blend diesel engine oil with Triple Protection Plus technology uses synthetic base oils plus advanced additive technology to provide protection against wear, deposits, and oil breakdown. Triple Protection Plus technology offers better low-temperature flow, which delivers excellent equipment protection, long engine life, and maintains viscosity control under high temperatures. The premium synthetic base oil components help improve cold starting and low-temperature performance without compromising engine protection or durability. Shell Rotella T5 15W-40 goes beyond CK-4 wear limits, delivering an average of 37% better than the maximum wear requirements (calculated average based on API CK-4 wear test results). It’s suitable for a wide range of heavy-duty engine applications, and is an excellent choice for on-highway fleets, construction, agriculture, and diesel pick-up trucks, including high-power vehicles where resistance to increased heat and stress is required. (Shell Rotella Limited Warranty: Valid up to 10 years or 300,000 miles (whichever comes first) if you exclusively use Shell Rotella T5 Synthetic Blend heavy-duty engine oil. Terms and conditions apply. See Rotella.Shell.com/warranty for details.) Volume: 5 gallons.
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PEAK – PEAK BlueDEF Diesel Exhaust Fluid, Triple-Filtered and Guaranteed Pure, 2.5 Gallon, DEF002 (Part No.DEF002)

PEAK BlueDEF Diesel Exhaust Fluid, Triple-Filtered and Guaranteed Pure, 2.5 Gallon, DEF002

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$22.99
PEAK BlueDEF Diesel Exhaust Fluid is a mixture of high purity synthetic urea and deionized water that is used in Selective Catalytic Reduction (SCR) systems in diesel vehicles. DEF is used to help convert NOx to harmless nitrogen and water. Volume: 5 gallons.
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FRAM – FRAM DEF (Diesel Exhaust Fluid), API Certified,2.5 Gallon, 457 (Part No.457)

FRAM DEF (Diesel Exhaust Fluid), API Certified,2.5 Gallon, 457

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$14.99
Maximize your diesel engine’s efficiency and reduce emissions with FRAM Diesel Exhaust Fluid (DEF). Made with high-purity synthetic urea and deionized water, FRAM DEF is designed for compatibility with Selective Catalytic Reduction (SCR) systems. Volume: 5 gallons.
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BlueDEF – BlueDEF PLATINUM Diesel Exhaust Fluid, Prevents SCR System Deposits, 2.5 Gallon, DEG002 (Part No.DEG002)

BlueDEF PLATINUM Diesel Exhaust Fluid, Prevents SCR System Deposits, 2.5 Gallon, DEG002

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$28.99
PEAK BlueDEF PLATINUM with advanced SYSTEM SHIELD technology is a groundbreaking premium Diesel Exhaust Fluid with a proprietary formula to tackle deposits that can build up in the SCR system. Volume: 5 gallons.
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Prestone – Prestone Command Antifreeze and Coolant: Concentrate, Cor-Guard Nitrite-Free ELC Red NF-OAT, 1 Gallon, AFC13000 (Part No.AFC13000)

Prestone Command Antifreeze and Coolant: Concentrate, Cor-Guard Nitrite-Free ELC Red NF-OAT, 1 Gallon, AFC13000

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$26.99
Prestone Command Cor-Guard Nitrite Free (NF-OAT) Extended Life (ELC) antifreeze+coolant (Concentrate) is designed to work with all Class 1-8 vehicles; Heavy Duty and Light Duty. COR-GUARD technology increases uptime; More miles between service = Less cost to maintain. Utilizing Cor-Guard technology, this formula is designed to protect cooling system parts from corrosion and damage. It instantly protects against the spread of rust, corrosion, pitting, gunk, grime and build-up. It is one fluid that can be used for the whole fleet; all vehicles, coolant colors (LD) and any Nitrite Free OAT engine (HD). Service life is 1,000,000 Miles/20,000 hrs [class 7-8 with wet sleeve liners]. When compared to ESI and low silicate conventional, it is designed to help lower maintenance costs and improve water pump life. This formula is Nitrite Free, provides excellent protection for aluminum and all other engine metals and eliminates the need to add supplemental coolant additives. Volume: 1 gallon.
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Compare Deals on Western Star Fluids

Shop Western Star Fluids today. Advance Auto Parts carries top rated Fluids brands for your Western Star. Search through our selection of popular aftermarket or OEM parts, we are confident you can find the Fluids deal that will fit your vehicle hassle-free.

Compare before you buy, we offer customer reviews and star ratings on all of our Western Star Fluids. Once you have reviewed your options and selected the deal that fits your budget, all that is left for you to decide is how to have your new Western Star parts delivered. You can either have the Fluids shipped directly to you or you can pick them up at your local Advance Auto Parts store.

Start shopping below and watch your savings grow!