How long is shipping for Royal Purple?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for Royal Purple?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for Royal Purple?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for Royal Purple?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for Royal Purple?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

Royal Purple

Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil - 1 Gallon — Fits 1994-1999 Dodge Ram, Ford E-350, Chevy Express

Name: Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil - 1 Gallon — Fits 1994-1999 Dodge Ram, Ford E-350, Chevy Express
Brand: Royal Purple
SKU: RLP80456
Price: 114.26 USD
Availability: OutOfStock

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Royal Purple

Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil - 1 Gallon — Fits 1994-1999 Dodge Ram, Ford E-350, Chevy Express

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SKU: RLP80456

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About Royal Purple Royal Purple engineers high-quality automotive parts and ...Read More

Price:

$114.26 $137.97

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Sold Out

Car Wheel Size Chart

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

225 = Tire width in mm
45 = Aspect ratio (height as % of width)
R17 = Rim diameter in inches

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Guaranteed Low Price

GGCRACING Discount

Product Details

Product Description

Part Numbers

Sizing & Fit

About Royal Purple

Royal Purple engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Royal Purple lineup with fast shipping and expert fitment support — order with confidence.

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Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil

Experience superior protection and performance for your diesel engine with Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil. This advanced synthetic blend is engineered to meet the rigorous demands of modern diesel engines, providing exceptional wear protection, oxidation stability, and soot control. Ideal for a wide range of heavy-duty applications, Duralec Ultra helps extend engine life and maintain optimal efficiency.

Key Benefits:

Enhanced Wear Protection: Formulated with robust additives to protect critical engine components.
Superior Thermal Stability: Resists breakdown under extreme temperatures, ensuring consistent performance.
Soot and Deposit Control: Keeps engines cleaner, preventing harmful buildup and maintaining power.
Fuel Economy: Helps improve fuel efficiency through reduced friction.

This 1-gallon container of Royal Purple Duralec Ultra 10W-30 CK-4 is suitable for various diesel vehicles from 1994-1999, including specific models of Dodge Ram 2500, Ford E-350 Econoline, and Chevrolet Express 2500/3500. Upgrade your diesel's lubrication with confidence from GGCRACING.

Vehicle Fitment

Years	Make	Model	Trim
1994-2001	AM General	Hummer	Base
1997	Chevrolet	C3500	Base
1997-1998	Chevrolet	C3500	Cheyenne
1997-1998	Chevrolet	C3500	Silverado
1999-2000	Chevrolet	C3500	Base
1999-2000	Chevrolet	C3500	LS
1996-2002	Chevrolet	Express 2500	LS
1997-2002	Chevrolet	Express 2500	Base
1996-2002	Chevrolet	Express 3500	Base
1996-2002	Chevrolet	Express 3500	LS
1994-2001	Dodge	Ram 2500	Base
2003-2006	Dodge	Sprinter 2500	Base
2009	Dodge	Sprinter 2500	Base
2003-2006	Dodge	Sprinter 3500	Base
2009	Dodge	Sprinter 3500	Base
2003-2005	Ford	E-350 Club Wagon	Chateau
2003-2005	Ford	E-350 Club Wagon	XL
2003-2005	Ford	E-350 Club Wagon	XLT
1995-1998	Ford	E-350 Econoline	Base
1995-1998	Ford	E-350 Econoline	XL
1995-1996	Ford	E-350 Econoline Club Wagon	Chateau HD
1995-1998	Ford	E-350 Econoline Club Wagon	XL HD
1995-1998	Ford	E-350 Econoline Club Wagon	XLT HD
1995-2000	Ford	E-350 Econoline Club Wagon	Custom
1995-2002	Ford	E-350 Econoline Club Wagon	Chateau
1995-2002	Ford	E-350 Econoline Club Wagon	XLT
2001-2002	Ford	E-350 Econoline Club Wagon	XL
1999-2000	Ford	E-350 Super Duty	XL
1999-2010	Ford	E-350 Super Duty	Base
2006	Ford	E-350 Super Duty	Chateau
2006-2008	Ford	E-350 Super Duty	XL
2006-2010	Ford	E-350 Super Duty	XLT
2010	Ford	E-350 Super Duty	XL
2000-2003	Ford	Excursion	Limited
2000-2003	Ford	Excursion	XLT
2003	Ford	Excursion	Eddie Bauer
1997	Ford	F-250 HD	XL
1997	Ford	F-250 HD	XLT
1999-2003	Ford	F-250 Super Duty	Lariat
1999-2003	Ford	F-250 Super Duty	XL
1999-2003	Ford	F-250 Super Duty	XLT
2008-2009	Ford	F-250 Super Duty	FX4
2008-2010	Ford	F-250 Super Duty	Harley-Davidson Edition
2008-2026	Ford	F-250 Super Duty	King Ranch
2008-2026	Ford	F-250 Super Duty	Lariat
2008-2026	Ford	F-250 Super Duty	XL
2008-2026	Ford	F-250 Super Duty	XLT
2009-2010	Ford	F-250 Super Duty	Cabela's
2013-2026	Ford	F-250 Super Duty	Platinum
2018-2024	Ford	F-250 Super Duty	Limited
1999-2003	Ford	F-350 Super Duty	Lariat
1999-2003	Ford	F-350 Super Duty	XL
1999-2003	Ford	F-350 Super Duty	XLT
2003	Ford	F-350 Super Duty	King Ranch
2008-2009	Ford	F-350 Super Duty	FX4
2008-2010	Ford	F-350 Super Duty	Harley-Davidson Edition
2008-2026	Ford	F-350 Super Duty	Lariat
2008-2026	Ford	F-350 Super Duty	XL
2008-2026	Ford	F-350 Super Duty	XLT
2008-2026	Ford	F-350 Super Duty	King Ranch

…and 33 additional fitments. Contact us to confirm yours.

Often bought with

Other popular Royal Purple products customers consider together:

Product Details

Product Description

Part Numbers

Sizing & Fit

About Royal Purple

Watch in action

Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil

Key Benefits:

Enhanced Wear Protection: Formulated with robust additives to protect critical engine components.
Superior Thermal Stability: Resists breakdown under extreme temperatures, ensuring consistent performance.
Soot and Deposit Control: Keeps engines cleaner, preventing harmful buildup and maintaining power.
Fuel Economy: Helps improve fuel efficiency through reduced friction.

Vehicle Fitment

Years	Make	Model	Trim
1994-2001	AM General	Hummer	Base
1997	Chevrolet	C3500	Base
1997-1998	Chevrolet	C3500	Cheyenne
1997-1998	Chevrolet	C3500	Silverado
1999-2000	Chevrolet	C3500	Base
1999-2000	Chevrolet	C3500	LS
1996-2002	Chevrolet	Express 2500	LS
1997-2002	Chevrolet	Express 2500	Base
1996-2002	Chevrolet	Express 3500	Base
1996-2002	Chevrolet	Express 3500	LS
1994-2001	Dodge	Ram 2500	Base
2003-2006	Dodge	Sprinter 2500	Base
2009	Dodge	Sprinter 2500	Base
2003-2006	Dodge	Sprinter 3500	Base
2009	Dodge	Sprinter 3500	Base
2003-2005	Ford	E-350 Club Wagon	Chateau
2003-2005	Ford	E-350 Club Wagon	XL
2003-2005	Ford	E-350 Club Wagon	XLT
1995-1998	Ford	E-350 Econoline	Base
1995-1998	Ford	E-350 Econoline	XL
1995-1996	Ford	E-350 Econoline Club Wagon	Chateau HD
1995-1998	Ford	E-350 Econoline Club Wagon	XL HD
1995-1998	Ford	E-350 Econoline Club Wagon	XLT HD
1995-2000	Ford	E-350 Econoline Club Wagon	Custom
1995-2002	Ford	E-350 Econoline Club Wagon	Chateau
1995-2002	Ford	E-350 Econoline Club Wagon	XLT
2001-2002	Ford	E-350 Econoline Club Wagon	XL
1999-2000	Ford	E-350 Super Duty	XL
1999-2010	Ford	E-350 Super Duty	Base
2006	Ford	E-350 Super Duty	Chateau
2006-2008	Ford	E-350 Super Duty	XL
2006-2010	Ford	E-350 Super Duty	XLT
2010	Ford	E-350 Super Duty	XL
2000-2003	Ford	Excursion	Limited
2000-2003	Ford	Excursion	XLT
2003	Ford	Excursion	Eddie Bauer
1997	Ford	F-250 HD	XL
1997	Ford	F-250 HD	XLT
1999-2003	Ford	F-250 Super Duty	Lariat
1999-2003	Ford	F-250 Super Duty	XL
1999-2003	Ford	F-250 Super Duty	XLT
2008-2009	Ford	F-250 Super Duty	FX4
2008-2010	Ford	F-250 Super Duty	Harley-Davidson Edition
2008-2026	Ford	F-250 Super Duty	King Ranch
2008-2026	Ford	F-250 Super Duty	Lariat
2008-2026	Ford	F-250 Super Duty	XL
2008-2026	Ford	F-250 Super Duty	XLT
2009-2010	Ford	F-250 Super Duty	Cabela's
2013-2026	Ford	F-250 Super Duty	Platinum
2018-2024	Ford	F-250 Super Duty	Limited
1999-2003	Ford	F-350 Super Duty	Lariat
1999-2003	Ford	F-350 Super Duty	XL
1999-2003	Ford	F-350 Super Duty	XLT
2003	Ford	F-350 Super Duty	King Ranch
2008-2009	Ford	F-350 Super Duty	FX4
2008-2010	Ford	F-350 Super Duty	Harley-Davidson Edition
2008-2026	Ford	F-350 Super Duty	Lariat
2008-2026	Ford	F-350 Super Duty	XL
2008-2026	Ford	F-350 Super Duty	XLT
2008-2026	Ford	F-350 Super Duty	King Ranch

…and 33 additional fitments. Contact us to confirm yours.

Often bought with

Other popular Royal Purple products customers consider together:

Product Details

Product Description

About Royal Purple

Watch in action

Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil

Key Benefits:

Enhanced Wear Protection: Formulated with robust additives to protect critical engine components.
Superior Thermal Stability: Resists breakdown under extreme temperatures, ensuring consistent performance.
Soot and Deposit Control: Keeps engines cleaner, preventing harmful buildup and maintaining power.
Fuel Economy: Helps improve fuel efficiency through reduced friction.

Vehicle Fitment

Years	Make	Model	Trim
1994-2001	AM General	Hummer	Base
1997	Chevrolet	C3500	Base
1997-1998	Chevrolet	C3500	Cheyenne
1997-1998	Chevrolet	C3500	Silverado
1999-2000	Chevrolet	C3500	Base
1999-2000	Chevrolet	C3500	LS
1996-2002	Chevrolet	Express 2500	LS
1997-2002	Chevrolet	Express 2500	Base
1996-2002	Chevrolet	Express 3500	Base
1996-2002	Chevrolet	Express 3500	LS
1994-2001	Dodge	Ram 2500	Base
2003-2006	Dodge	Sprinter 2500	Base
2009	Dodge	Sprinter 2500	Base
2003-2006	Dodge	Sprinter 3500	Base
2009	Dodge	Sprinter 3500	Base
2003-2005	Ford	E-350 Club Wagon	Chateau
2003-2005	Ford	E-350 Club Wagon	XL
2003-2005	Ford	E-350 Club Wagon	XLT
1995-1998	Ford	E-350 Econoline	Base
1995-1998	Ford	E-350 Econoline	XL
1995-1996	Ford	E-350 Econoline Club Wagon	Chateau HD
1995-1998	Ford	E-350 Econoline Club Wagon	XL HD
1995-1998	Ford	E-350 Econoline Club Wagon	XLT HD
1995-2000	Ford	E-350 Econoline Club Wagon	Custom
1995-2002	Ford	E-350 Econoline Club Wagon	Chateau
1995-2002	Ford	E-350 Econoline Club Wagon	XLT
2001-2002	Ford	E-350 Econoline Club Wagon	XL
1999-2000	Ford	E-350 Super Duty	XL
1999-2010	Ford	E-350 Super Duty	Base
2006	Ford	E-350 Super Duty	Chateau
2006-2008	Ford	E-350 Super Duty	XL
2006-2010	Ford	E-350 Super Duty	XLT
2010	Ford	E-350 Super Duty	XL
2000-2003	Ford	Excursion	Limited
2000-2003	Ford	Excursion	XLT
2003	Ford	Excursion	Eddie Bauer
1997	Ford	F-250 HD	XL
1997	Ford	F-250 HD	XLT
1999-2003	Ford	F-250 Super Duty	Lariat
1999-2003	Ford	F-250 Super Duty	XL
1999-2003	Ford	F-250 Super Duty	XLT
2008-2009	Ford	F-250 Super Duty	FX4
2008-2010	Ford	F-250 Super Duty	Harley-Davidson Edition
2008-2026	Ford	F-250 Super Duty	King Ranch
2008-2026	Ford	F-250 Super Duty	Lariat
2008-2026	Ford	F-250 Super Duty	XL
2008-2026	Ford	F-250 Super Duty	XLT
2009-2010	Ford	F-250 Super Duty	Cabela's
2013-2026	Ford	F-250 Super Duty	Platinum
2018-2024	Ford	F-250 Super Duty	Limited
1999-2003	Ford	F-350 Super Duty	Lariat
1999-2003	Ford	F-350 Super Duty	XL
1999-2003	Ford	F-350 Super Duty	XLT
2003	Ford	F-350 Super Duty	King Ranch
2008-2009	Ford	F-350 Super Duty	FX4
2008-2010	Ford	F-350 Super Duty	Harley-Davidson Edition
2008-2026	Ford	F-350 Super Duty	Lariat
2008-2026	Ford	F-350 Super Duty	XL
2008-2026	Ford	F-350 Super Duty	XLT
2008-2026	Ford	F-350 Super Duty	King Ranch

…and 33 additional fitments. Contact us to confirm yours.

Often bought with

Other popular Royal Purple products customers consider together:

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil - 1 Gallon — Fits 1994-1999 Dodge Ram, Ford E-350, Chevy Express

Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil - 1 Gallon — Fits 1994-1999 Dodge Ram, Ford E-350, Chevy Express

Car Wheel Size Chart

How to Read Tire Size

Product Details

About Royal Purple

Watch in action

Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil

Key Benefits:

Vehicle Fitment

Often bought with

Product Details

About Royal Purple

Watch in action

Royal Purple Duralec Ultra Diesel 10W-30 CK-4 Motor Oil

Key Benefits:

Vehicle Fitment

Often bought with

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Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5