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Best recommended synthetic oil, filter, transmission fluid for my 2004 Freightliner MT45 CNG

Motor oil designed for your 2004 Freightliner MT45 CNG

AMSOIL is the pioneer of synthetic oil used in cars in the US.
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Your Vehicle's Information

Year:

2004

Make:

Freightliner

Model:

MT45 CNG

Engine Size:

Cummins B5.9G 5.9L

Engine #:

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Below you will find the best synthetic oil for a 2004 Freightliner MT45 CNG. Maximize your vehicle's potential with 100% full synthetic oil that is made in the USA! For more than the past 50 years, AMSOIL has perfected the art of maximizing efficiency and engine life. The advanced synthetic formulas deliver superior protection from heat, friction, and wear, keeping engines as good as new for miles. Upgrade to AMSOIL today and experience better performance, reliability, and reduced oil consumption. Click add to cart for more details. Sign up as a preferred customer and get discounts and more! The oil type, capacity and oil filter (if available) are listed below and verified for accuracy. Upgrade now!

Recommended oil for my 2004 Mt45 Cng

Product Name Product Description Capacities Product
Synthetic Vehicular Natural Gas Engine Oil Get this awesome natural gas engine oil and get awesome protection for your natural gas engine. ANGV05-EA
Synthetic Vehicular Natural Gas Engine Oil ANGV05-EA
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Add To Cart

Recommended oil filters for my 2004 Mt45 Cng

Product Name Product Description Product
AMSOIL Ea Heavy Duty Oil Filters This is a top oil filter for the 2004 Freightliner Mt45 Cng which will block contamination and debris during heavy duty usage and off road applications. Made in the USA. Protect your engine and save money by preventing damage and protecting your engine. EAHD9000-EA
AMSOIL Ea Heavy Duty Oil Filters EAHD9000-EA
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Recommended transmission fluids for my 2004 Mt45 Cng

Product Name Note Capacities Product Description Product
Torque-Drive® Synthetic Automatic Transmission Fluid Manual Transmission Fluid
Awesome protection under extreme temperature! Protect heavy-duty transmissions with this made in the USA oil. Follow the service interval in your owner's manual. Protect your Freightliner. ATD1G-EA
Torque-Drive® Synthetic Automatic Transmission Fluid ATD1G-EA
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Add To Cart

Recommended coolants for my Freightliner Mt45 Cng

Product Name Product Description Capacities Product
Heavy-Duty Antifreeze & Coolant This heavy duty antifreeze for your 2004 Freightliner Mt45 Cng will give you awesome heat protection. Will also protect against corrosion, freezing and boil over. Get top protection under extreme temperatures and severe conditions. Protects aluminum, steel, cast iron, copper, brass and solder alloys. ANTHD1G-EA
Heavy-Duty Antifreeze & Coolant ANTHD1G-EA
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Add To Cart

Can't find the correct oil type or capacity for your semi-truck or heavy-duty diesel engine? We can assist you with trying to identify the correct fluids to maintain your truck or fleet. Feel free to call or text us at 305-699-5059 for assistance.

Get the best synthetic oil for your rig or semi-truck. Our oil will neutralize acid and control soot, protect from extreme temperatures, maintain stability, and improve fuel economy so that you can keep trucking on the beautiful roads and stay out of the repair shop.


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If you're looking for another year, make or model instead of this 2004 Freightliner MT45 CNG motor oil, try one of these similar models below. We try to keep one page for each model vehicle.

The cleaning additives – detergents to clean and fight corrosion and others to prevent oxidation – in synthetic diesel motor oil will help keep your rig running longer and cut down on maintenance time and costs.

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