Below you will find the best synthetic oil for a 1981 Subaru WAGON. 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 1981 Wagon
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Signature Series 10W-30 Synthetic Motor Oil | Get the best synthetic oil for your Wagon now! Save time and money and protect your Subaru. | With filter 4.2 quarts After refill check oil level. |
ATMQT-EA
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| XL 10W-30 Synthetic Motor Oil | Protect your Wagon with Amsoil and support the best MADE in USA oil! | With filter 4.2 quarts After refill check oil level. |
XLTQT-EA
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| OE 10W-30 Synthetic Motor Oil | AMSOIL OE Synthetic Motor Oil is specially made for the extended oil change intervals recommended for your 1981 Subaru Wagon 1.8L engine. It has advanced synthetic technology that resists chemical breakdown for maximum wear protection for your vehicle which is well beyond the traditional 3,000-mile oil change interval. Get the best synthetic oil now for your Subaru Wagon. | With filter 4.2 quarts After refill check oil level. |
OETQT-EA
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Recommended oil filters for my 1981 Wagon
| Product Name | Product Description | Product |
|---|---|---|
| AMSOIL Ea Oil Filters | Use this oil filter with Amsoil synthetic oil! Recommended for 25,000 miles/one year, whichever comes first, for normal driving conditions or 15,000 miles/one year, whichever comes first for severe conditions. Protect your 1981 Subaru Wagon and enjoy longer service intervals while reducing engine wear with this filter! |
EAO34-EA
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| WIX Oil Filter | Wix oil filters for your 1981 Subaru Wagon have extended OEM recommendations which match the drain intervals of AMSOIL XL synthetic motor oil which is 12k or 1 year, whichever is first. |
51361-EA
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Recommended transmission fluids for my 1981 Wagon
| Product Name | Note | Capacities | Product Description | Product |
|---|---|---|---|---|
| SEVERE GEAR® 80W-90 | Manual Transmission Fluid |
4WD 6.3 pints
FWD 5.7 pints |
This lube is made to exceed the requirements of equipment and all vehicles that require SAE 80W-90 viscosity. It is made with synthetic base oils and top additives without adding any wax. Amsoil Severe Gear is solid against thermal breakdown. Will give you awesome protection for bearings and gears and tough against heat which will help extend the life of your equipment and avoid costly repairs. Made in the U.S.A. |
AGLPK-EA
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| SEVERE GEAR® 75W-90 | Manual Transmission Fluid |
4WD 6.3 pints
FWD 5.7 pints |
This special formula is made for harsh operating conditions that pick-up trucks endure. Also top-notch protection for SUVs, heavy equipment, and other heavy-duty vehicles. Made in the USA. |
SVGPK-EA
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| SEVERE GEAR® 75W-110 | Manual Transmission Fluid |
4WD 6.3 pints
FWD 5.7 pints |
This is a fantastic lubricant for towing trailers, heavy duty hauling, off road driving/4x4, commercial applications, and for race enthusiasts. This severe gear lube will protect bearings, gears from friction and exceeds performance of any regular gear oil out there! Keep your truck or vehicle out of the shop and avoid costly repairs with this made in the USA lube. |
SVTPK-EA
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| Signature Series Multi-Vehicle Synthetic Automatic Transmission Fluid | Automatic Transmission Fluid |
3 speed FWD T81X Total Fill 6.8 quarts
3 speed 4WD T81X Total Fill 6.3 quarts
2.6 quarts Initial Fill
3 speed FWD T81M Total Fill 6.8 quarts
3 speed 4WD T81M Total Fill 6.8 quarts
2.6 quarts Initial Fill
3 speed FWD T81T Total Fill 6.3 quarts
3 speed 4WD T81T Total Fill 6.3 quarts
2.6 quarts Initial Fill |
Amsoil's Signature Series Multi-Vehicle Synthetic automatic transmission fluid is made to blow the doors off any regular or conventional ATF fluids on the market and our oil surpasses the performance needs of most vehicles. Protect your transmission and avoid costly repairs. This fluid has an advanced formula to give awesome top-notch protection under harsh operating conditions. Transmission repairs are expensive so protect your vehicle with this great fluid! |
ATFPK-EA
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| OE Multi-Vehicle Synthetic Automatic Transmission Fluid | Automatic Transmission Fluid |
3 speed FWD T81X Total Fill 6.8 quarts
3 speed 4WD T81X Total Fill 6.3 quarts
2.6 quarts Initial Fill
3 speed FWD T81M Total Fill 6.8 quarts
3 speed 4WD T81M Total Fill 6.8 quarts
2.6 quarts Initial Fill
3 speed FWD T81T Total Fill 6.3 quarts
3 speed 4WD T81T Total Fill 6.3 quarts
2.6 quarts Initial Fill |
Outsanding protection and resists varnish! Change interval based on your Wagon's recommendation. |
OTFQT-EA
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Differential for my Subaru Wagon
| Product Name | Note | Capacities | Product Description | Product |
|---|---|---|---|---|
| SEVERE GEAR® 80W-90 | (1) Rear differential is for 4WD models only. | This lube is made to exceed the requirements of equipment and all vehicles that require SAE 80W-90 viscosity. It is made with synthetic base oils and top additives without adding any wax. Amsoil Severe Gear is solid against thermal breakdown. Will give you awesome protection for bearings and gears and tough against heat which will help extend the life of your equipment and avoid costly repairs. Made in the U.S.A. |
AGLPK-EA
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|
| SEVERE GEAR® 75W-90 | (1) Rear differential is for 4WD models only. | This special formula is made for harsh operating conditions that pick-up trucks endure. Also top-notch protection for SUVs, heavy equipment, and other heavy-duty vehicles. Made in the USA. |
SVGPK-EA
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|
| SEVERE GEAR® 75W-110 | (1) Rear differential is for 4WD models only. | This is a fantastic lubricant for towing trailers, heavy duty hauling, off road driving/4x4, commercial applications, and for race enthusiasts. This severe gear lube will protect bearings, gears from friction and exceeds performance of any regular gear oil out there! Keep your truck or vehicle out of the shop and avoid costly repairs with this made in the USA lube. |
SVTPK-EA
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Recommended coolants for my Subaru Wagon
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Passenger Car & Light Truck Antifreeze & Coolant | maximum protection for your 1981 Subaru Wagon under extreme temperatures and operating conditions! Lasts up to 150,000 miles or five years! (whichever comes first) |
ANTPC1G-EA
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| Low Toxicity Antifreeze and Engine Coolant | Lasts in your 1981 Subaru Wagon for up to 150,000 miles or five years! (whichever comes first). Biodegradable! |
ANT1G-EA
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Why is synthetic oil better than conventional or regular oil? While conventional oils are derived from crude oil and contain impurities, synthetic oils are engineered in a lab to provide superior lubrication and protection. They flow better at low temperatures, meaning easier starts on chilly mornings, and they maintain viscosity even in scorching heat, keeping your engine running smoothly. Synthetic oils also have fewer contaminants, reducing sludge buildup and extending engine life. Plus, they offer improved fuel efficiency, saving you money at the pump over time. So, if you want to give your engine the VIP treatment it deserves, synthetic oil is the way to go!
