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Joseph Feghali
Miami, FL

Best recommended synthetic oil, filter, transmission fluid for my 2003 Mercury 9.9 (2-cyl. 12.69ci 4-stroke)

Motor oil designed for your 2003 Mercury 9.9 (2-cyl. 12.69ci 4-stroke)

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

Year:

2003

Make:

Mercury

Model:

9.9 (2-cyl. 12.69ci 4-stroke)

Engine Size:

9.9

Engine #:

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Below you will find the best synthetic oil for a 2003 Mercury 9.9 (2-cyl. 12.69ci 4-stroke). 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 2003 9.9 (2-cyl. 12.69ci 4-stroke)

Product Name Product Description Capacities Product
Engine Oil
AMSOIL 10W-30 Synthetic Marine Engine Oil
Get the best synthetic marine oil for your 2003 Mercury 9.9 (2-cyl. 12.69ci 4-stroke). Our special formula will protect your engine from high rpm usage and shield from wear, rust, and corrosion even when your engine is in long term storage. We know you want the best for your boat and we have you covered! Made in the USA. Capacity 1.06 Quarts WCTQT-EA
AMSOIL 10W-30 Synthetic Marine Engine Oil WCTQT-EA
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Gear Lube
AMSOIL Synthetic Marine Gear Lube 75W-90
Fantastic performance for gears and awesome protection from shock loading. Fights foam and keeps extreme pressure standards even when contamination reaches 10% from water. Great lube for V-drives, bow/tunnel thrusters, lower units, sterndrives, and transmissions. Also great for ATVs. Made in USA. AGMPK-EA
AMSOIL Synthetic Marine Gear Lube 75W-90 AGMPK-EA
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Recommended oil filters for my 2003 9.9 (2-cyl. 12.69ci 4-stroke)

Product Name Product Description Product
WIX Oil Filter WIX oil filter change intervals for your 2003 Mercury 9.9 (2-cyl. 12.69ci 4-stroke) are extended OEM recommendations to match the drain intervals of AMSOIL XL Motor oil. (12,000 miles or 1 year, whichever comes first). 51358-EA
WIX Oil Filter 51358-EA
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Amsoil’s synthetic marine oil will increase your boat’s performance. Even when you are playing hard, its concentrated lubricants will ease engine stress.

Did you know that our oil protects your engine on a cold-start? Other oils don't kick in right away on a cold start. Our detergents will also protect your engine from acid corrosion and rust. Do you know what is in your engine? If not start over and get the best synthetic oil out there!


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If you're looking for another year, make or model instead of this 2003 Mercury 9.9 (2-cyl. 12.69ci 4-stroke) motor oil, try one of these similar models below. We try to keep one page for each model vehicle.

Fishing, cruising around, enjoying a day on the ocean is better than being in a repair shop. Using a top brand synthetic is important for protecting your boat engine. Why risk damage and corrosion with a generic brand? Keep your boat running awesome!

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