Below you will find the best synthetic oil for a 1991 Pontiac TEMPEST. 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 1991 Tempest
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Signature Series 10W-30 Synthetic Motor Oil | Get the best synthetic oil for your Tempest now! Save time and money and protect your Pontiac. | With filter 4.5 quarts After refill check oil level. |
ATMQT-EA
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| XL 10W-30 Synthetic Motor Oil | Protect your Tempest with Amsoil and support the best MADE in USA oil! | With filter 4.5 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 1991 Pontiac Tempest 3.1L 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 Pontiac Tempest. | With filter 4.5 quarts After refill check oil level. |
OETQT-EA
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Recommended oil filters for my 1991 Tempest
| Product Name | Product Description | Product |
|---|---|---|
| AMSOIL Ea Oil Filters | This is the best oil filter for your 1991 Pontiac Tempest and is designed to last up to 25k (normal conditions) or 15k miles (severe conditions) or 1 year, whichever comes first. |
EA15K29-EA
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Recommended coolants for my Pontiac Tempest
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Passenger Car & Light Truck Antifreeze & Coolant | maximum protection for your 1991 Pontiac Tempest 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 1991 Pontiac Tempest for up to 150,000 miles or five years! (whichever comes first). Biodegradable! |
ANT1G-EA
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Synthetic oil does not break down under extreme heat. AAA conducted a study where synthetics were superior to regular or conventional oil. In addition to this, synthetics last way longer than a regular or blend. Those blends are synthetics mixed with regular oil which is not pure synthetic oil. Protect your engine to the max! Change the oil in your engine with 100% synthetic oil recommended for you vehicle. Choose Amsoil and only worry about changing it once per year as it will last longer than Mobil 1, Red Line, Royal Purple or Castrol!


