World's Best Oils & Filters for 2003 Ford Trucks F550 Pickup

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& We have the World's Best Oils, Filters & more!

AMSOIL manufacture's the World's best synthetic lubricant's & filters since 1972. AMSOIL also offers substitute brands such as WIX, Mann & Donaldson, making us your one-stop shop for all automotive maintenance needs.

How do I use this Product Cross Reference Guide?

Product Cross Reference Guide: This product cross reference guide follows recommendations outlined in your owners manual and also reflects periodic service recommendation updates from the original equipment manufacturer for this particular model (2003 Ford Trucks F550 Pickup with engine code [S]) show example...

For example, the manufacturer may have recommended 5W30 motor oil at the time of production (owners manual) & later revised the recommendation to 5W20. This guide will reflect latest recommendation by the manufacturer for this model. If there are no special instructions from the manufacturer, the owner can choose to follow either one of the recommendation without voiding warranty hide example.

Optional Equipment Listing This guide lists all available equipment options such as transmission options, differentials etc. for 2003 Ford Trucks F550 Pickup with engine code [S] hide.
Product Availability Listing This guide lists all available AMSOIL & substitute brand products that meet or exceed OEM (Ford Trucks) recommendation for each equipment. Any one of the recommended product can be used. One may be better than the other, you can review product details & price or contact us to ask our opinion pertaining to your usage and preference hide.
Operating Temperature Original equipment manufacturer (OEM) sometimes provide different product recommendations based on operating environment temperature for a given equipment. This product cross reference guide will list such recommendations based on OEM guidelines. Some OEM recommended viscosity pertaining to a specific temperature range may not be available from AMSOIL.

However, AMSOIL products recommended for another temperature range can be safely used because AMSOIL synthetic lubricants are engineered to provide exceptional performance for significantly broader temperature range when compared to conventional & or other brand synthetic oils. For more information on a lubricants cold temperature performance; please refer to "Pour Point" from "Technical Properties" table located at the bottom of each lubricant product page hide.
Last Updated This product cross reference guide for 2003 Ford Trucks F550 Pickup engine code [S] was last updated on 2nd July 2018 hide.

     

1. Engine Oil

   Grade 1  »  SEO15
   

   Maximum Performance Signature Series 5W-20 Synthetic Motor Oil (ALMQT)

   Performance Plus XL 5W-20 Synthetic Motor Oil (XLMQT)

   Performance OE 5W-20 Synthetic Motor Oil (OEMQT)

   All TEMPS  »  5W-20
   

2. Manual Transmission

   Manual Transmission, S6-650 (6-SPD)  »  MA

   All TEMPS  » 
   Signature Series Multi-Vehicle Synthetic Automatic Transmission Fluid (ATF) (ATFQT)
   OE Multi-Vehicle Synthetic Automatic Transmission Fluid (OTFQT)
   Torque-Drive Synthetic Transmission Fluid (ATD1G)
   

3. Automatic Transmission

   Automatic Transmission, 4R100  »  MA5 [1]

   Signature Series Multi-Vehicle Synthetic Automatic Transmission Fluid (ATF) (ATFQT)
   OE Multi-Vehicle Synthetic Automatic Transmission Fluid (OTFQT)
   Torque-Drive Synthetic Transmission Fluid (ATD1G)
   

   ---

   Automatic Transmission, TorqShift  »  MLV [2]

   Signature Series Fuel-Efficient Synthetic Automatic Transmission Fluid (ATL) (ATLQT)
   OE Fuel-Efficient Synthetic Automatic Transmission Fluid (OTLQT)
   

4. Transfer Case

   Transfer Case, U/K TRC  »  SL028 [4]

   Signature Series Multi-Vehicle Synthetic Automatic Transmission Fluid (ATF) (ATFQT)
   OE Multi-Vehicle Synthetic Automatic Transmission Fluid (OTFQT)
   

5. Front Differential

   Differential, Front Dana 60  »  GL-5

   All TEMPS  »  90
   SAE 80W-90 Synthetic Gear Lube (AGLQT)
   Severe Gear® 75W-90 (SVGQT)
   Severe Gear® 75W-110 (SVTQT)
   

6. Rear Differential

   Standard Differential, Rear Dana 135  »  GL-5

   All TEMPS  »  80W-90
   SAE 80W-90 Synthetic Gear Lube (AGLQT)
   Severe Gear® 75W-90 (SVGQT)
   Severe Gear® 75W-110 (SVTQT)
   

   ---

   Limited Slip Differential, Rear Dana 135  »  GL-5*

   All TEMPS  »  80W-90 [3]
   SAE 80W-90 Synthetic Gear Lube (AGLQT)
   Severe Gear® 75W-90 (SVGQT)
   Severe Gear® 75W-110 (SVTQT)
   

7. Power Steering Fluid

   Power Steering Fluid  »  MA

   Signature Series Multi-Vehicle Synthetic Automatic Transmission Fluid (ATF) (ATFQT)
   

   ---

   Power Steering Fluid  »  MA

   OE Multi-Vehicle Synthetic Automatic Transmission Fluid (OTFQT) [6]
   

8. Brake Fluid

   Brake Fluid  »  HB

   DOT 3 and 4 Brake Fluid (BFLVCN) [5]
   

9. Clutch Fluid

   Clutch Fluid  »  HB

   DOT 3 and 4 Brake Fluid (BFLVCN) [5]
   

10. Lubricants & Fluids Comments  »  [*]

    [1] This specification has been updated from Mercon to
    Mercon V per TSB 06-14-4
    [2] The recommendation has been updated from MSP to MLV per Ford
    Special Service Message 21114 which states the following:
    All 2003-2008 F-Super Duty, 2003-2005 Excursion, 2004-2008
    E-series and 2006-2008 LCF vehicles equipped with a
    torqshift automatic transmission should be serviced with
    Mercon LV automatic transmission fluid in place of Mercon
    SP. This includes top off as well as fluid replacement.
    Mixing Mercon LV and Mercon SP in the torqshift
    automatic transmission is acceptable. Use Mercon LV
    transmission fluid to service vehicles equipped with a
    torqueshift automatic transmission. When adding or
    replacing transmission fluid in a vehicle with a torqshift
    automatic transmission, use Mercon LV fluid.
    [3] Add 8 oz. (236 ml) of Additive Friction Modifier XL-3 or
    equivalent formulated to meet Ford Spec EST-M2C118-A
    for complete refill of limited slip axles.
    [4] This specification has been updated from Mercon to
    XL-12 Specification Number ESP-M2C166-H or equivalent
    [5] Hydraulic Brake Fluid, DOT 3
    P/N PM-1, Ford Spec. WSS-M6C92-A
    [6] Per TSB 07-1-7 Mercon V can now be used to service power
    steering systems in which the original recommendation
    was Mercon
    
    

11. Capacities (Drive Train Fluids)

    Engine, with filter  »  5.7 liters [1]
    Cooling System, Initial Fill  »  26 liters
    Passenger Car & Light Truck Antifreeze & Coolant
    AMSOIL Antifreeze and Engine Coolant
    Automatic Transmission, TorqShift Initial Fill  »  7.1 liters
    Automatic Transmission, 4R100 Initial Fill  »  6.1 liters
    Automatic Transmission, Total Fill
    5 speed TorqShift  »  18 liters
    4 speed 26 Plate 4R100  »  16.7 liters
    4 speed 20 Plate 4R100  »  16.1 liters
    Manual Transmission, S6-650 (6-SPD)  »  5.5 liters [2]
    Differential, Dana 60 Front  »  2.7 liters
    Differential, Dana 135 Rear  »  11 liters
    Transfer Case, U/K TRC  »  1.9 liters
    ANTPC ANT
    Capacities Comments
    [1] After refill check oil level.
    [2] Without oil cooler
    

12. Chassis Lubrication

    4 x 4
    0-7 Fittings, 0 Plugs  »  LM
    4 x 2
    4-10 Fittings, 0 Plugs  »  LM
    

13. Torque Specifications

    Oil Drain Plug  »  17 ft/lbs
    Manual Transmission ZF S6-650
    Fill Plug 26 ft/lbs
    Drain Plug 26 ft/lbs
    Transfer Case NV271
    Fill Plug 20 ft/lbs
    Drain Plug 20 ft/lbs
    
    

Close Panels

1. Filters: Oil, Air, Cabin, Fuel, Transmission, Hydraulic & Crankcase

   Oil Filter	25, 000-Mile Ea Oil Filter (EAO11)	[1]
   Oil Filter	WIX 51372 Oil Filter
   Air Filter	WIX 46418 Air Filter
   Cabin Air Filter	WIX 24876 Cabin Air Filter	[2]
   Fuel Filter	WIX 33296 Fuel Filter
   Transmission Filter	WIX 58968 Auto Tran Filter	[3]
   Transmission Filter	WIX 58967 Auto Tran Filter	[4]

   
   Filter Comments
   [1] Replaces the EaO48, which will still work for this vehicle
   [2] Optional Filter - If Cabin Air Kit Installed By Dealership
   [3] 4WD (DriveType); 4R100 (TransmissionMfrCode)
   [4] 2WD (DriveType); 4R100 (TransmissionMfrCode)
   

2. Gasoline Engine Fuel Additives

   Dominator Octane Boost (AOB)

   Dominator Octane Boost (AOB)
   
   Maximizes power and improves performance in all two-cycle and four-cycle gasoline engines. Reduces engine knock, improves ignition and engine response, helps fuel burn cleaner and inhibits corrosion. Recommended for off-road and racing use. Packag...

   
   Gasoline Stabilizer (AST)

   Gasoline Stabilizer (AST)
   
   AMSOIL Gasoline Stabilizer (AST) reduces the oxidation process that occurs when fuel is stored for extended periods, improving performance, extending equipment life and decreasing maintenance expenses. Package sizes include: 16-oz. Bottle ...

   
   P.I Performance Improver (API)

   P.I Performance Improver (API)
   
   • Restores up to 14% horsepower 1 • Restores GDI fuel injectors to 100% flow rate after one tank of fuel 2 • Improves fuel economy • Reduces need for costly higher-octane fuel

   
   

Close Panels

5W-20 Signature Series Synthetic Motor Oil (ALM)

The Top Tier of AMSOIL Synthetic Motor Oil. AMSOIL Signature Series Synthetic Motor Oil delivers extraordinary lubrication in all types of automotive gasoline engines. Engineered for enthusiasts seeking maximum protection and performance. Precision-f...

5W-20 Extended Life Synthetic Motor Oil (XLM)

• AMSOIL Extended-Life Synthetic Motor Oil has 37% more cleaning power 1 to help keep your engine running smoother, longer. • Protection Against LSPI • Save Time and Money with up to 20,000 Miles (32,000 km) Of Gu...

5W-20 OE Series Synthetic Motor Oil (OEM)

OE Synthetic Motor Oil is for mechanics and drivers seeking peace of mind protection and exceptional value in synthetic motor oil. It delivers 100 percent synthetic engine protection for advanced automotive technology, including turbochargers and dir...

Signature Series Multi-Vehicle Synthetic ATF

AMSOIL Signature Series Multi-Vehicle Synthetic ATF is engineered to outperform conventional automatic transmission fluids and exceed the performance requirements of most North American, European and Asian vehicles. This sophisticated formulation pro...

OE Multi-Vehicle Synthetic ATF

AMSOIL OE Synthetic Automatic Transmission Fluid provides passenger-car/light-truck transmissions excellent wear protection, sludge resistance and extreme-temperature performance throughout original equipment manufacturer (OEM)-recommended drain inte...

Torque-Drive Transmission Fluid (ATD)

Formulated for Allison TES-295, TES-389, TES-668, C-4; Ford MERCON V; GM DEXRON III-H and more. Engineered for outstanding performance in heavy-duty transmissions manufactured by Allison, Voith, ZF and other heavy-duty transmissions. Excellent pro...

Signature Series Fuel-Efficient Synthetic ATF

A fuel efficient automatic transmission fluid recommended for GM, Ford and Toyota transmissions where lighter viscosity oil is required. Provides the same excellent protection and performance as AMSOIL Signature Series Multi-Vehicle ATF. Recommended ...

OE Series Fuel-Efficient Synthetic ATF

AMSOIL OE Synthetic Automatic Transmission Fluid provides passenger-car/light-truck transmissions excellent wear protection, sludge resistance and extreme-temperature performance throughout original equipment manufacturer (OEM)-recommended drain inte...

SEVERE GEAR 80W-90 (AGL)

A multi-functional lubricant designed to surpass the requirements of equipment and automotive applications calling for an SAE 80W-90 viscosity grade. Formulated with wax-free synthetic base oils and high-quality additives, AMSOIL SEVERE GEAR® res...

75W 90 Severe Gear® Extreme Pressure (SVG)

Formulated for the severe operating conditions of today’s pick-up trucks, SUVs, heavy equipment and other hard-working vehicles. AMSOIL SEVERE GEAR® Synthetic Extreme Pressure (EP) Lubricants are premium grade gear oils specifically engi...

75W-110 Severe Gear® Extreme Pressure (SVT)

AMSOIL SEVERE GEAR® Synthetic Extreme Pressure (EP) Lubricants are engineered for high-demand applications, including trailer towing, heavy hauling, 4X4 off-road driving, commercial use and racing. Protects gears and bearings from scoring and wea...

DOT 3 and 4 Synthetic Brake Fluid (BFLV)

*** This item is available for US customers only *** Brake fluid acts as a hydraulic fluid, transferring power and lubricating brake system components while also preventing corrosion. It must contend with extreme heat and the inevitable moi...

Passenger Vehicle Antifreeze (ANTPC)

Ethylene Glycol 50/50 Pre-Mix Formulation AMSOIL Passenger Car/Light Truck Antifreeze & Coolant provides superior heat transfer and excellent protection against corrosion, freezing and boilover. It provides maximum protection in extreme temper...

Antifreeze and Engine Coolant (ANT)

AMSOIL Antifreeze & Coolant (ANT) is a low-toxicity propylene glycol antifreeze formulated to provide benefits far beyond those found in today's conventional antifreeze and coolant products. This revolutionary formulation provides maximum antifre...

AMSOIL Ea Oil Filters

AMSOIL Ea Oil Filters feature synthetic nanofiber technology for maximum efficiency. Guaranteed for up to 15,000 miles or up to 25,000 miles, depending on application, when used with AMSOIL synthetic motor oil.

WIX Automotive, Light Truck & Racing Oil Filters

WIX Oil filters are made with full metal base plate for superior strength at the double seal & also feature a silicone anti-drainback valve. Glass enhanced media in WIX oil filters offers greater efficiency, capturing more 10 to 12 micron sized particles than other cellulose or synthetic blend medias.

WIX Automotive, Light Truck & Racing Air Filters

WIX panel element air filters have a linear path through the filter for low airflow restriction & an exclusive pocket pleat for the filter media. Radial air filters are constructed of mesh screen on the inside wall diameter for element strength and media protection from backfire.

WIX Cabin Air Filters

WIX offers high-efficiency cabin air filters for passenger cars, light trucks, heavy trucks, buses & off-highway vehicles. Trap & eliminate harmful microbes in the filter medium and reduce the opportunity for those microbes to be released into the air of vehicle occupants.

WIX Automotive, Light Truck and Racing Fuel Filters

WIX Fuel Filters provide an unmatched fuel cleansing performance. They prevent pump wear, injector clogging, premature engine wear and help boost fuel efficiency. Offer quick, easy filter replacement, long life and the possibility of extended service intervals.

WIX Automotive & Light Truck Transmission Filters

WIX Transmission Filters protect automatic transmissions against contaminants in the transmission fluid system. Proper filtration helps improve transmission life by minimizing wear and preventing sticking and scoring of sensitive shift control valves.

WIX Automotive & Light Truck Transmission Filters

WIX Transmission Filters protect automatic transmissions against contaminants in the transmission fluid system. Proper filtration helps improve transmission life by minimizing wear and preventing sticking and scoring of sensitive shift control valves.