1991 Audi Coupe Quattro Fluids

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Keep Your 1991 Audi Coupe Quattro in Top Shape with Quality Fluids

Whether you’re repairing or upgrading your Fluid, using high-quality parts is key to keeping your 1991 Audi Coupe Quattro looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Power Steering Fluids, Hydraulic Fluids, and Brake Fluids. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Fluids from Trusted Brands

Looking for a reliable Fluid? We’ve got you covered with options from brands you know and trust like Mobil Oil, Pentosin, and Valvoline. For example, Mobil Oil Fluids start at just $12.99 with an average 4.9 star rating. Pentosin and Valvoline offer similar pricing and quality, backed by strong customer feedback. With over 1,548 reviews and a solid 5 star average, you can shop with confidence knowing other Audi Coupe Quattro owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1991 Audi Coupe Quattro Fluid at Advance Auto Parts is around $29.14, with a range that starts at $7.99 and goes up to $98.99. With 13 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Extended Performance 5W-30 High Mileage Full Synthetic Motor Oil, 5 Quart, Extended Performance 5W-30 Full Synthetic Engine Oil, Prevents Leaks, 1 Quart, and Delvac 1300 Super 15W-40 Diesel Engine Oil, Extends Engine Life, 5 Gallon start at just $12.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Fluid, don’t forget to check out other key components like Coolant/Antifreeze and Transmission Fluids. At Advance Auto Parts, we’re here to help you keep your 1991 Audi Coupe Quattro in peak condition, inside and out.

Essential 1991 Audi Coupe Quattro Fluids

Prestone – MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 12 fl. oz. (Part No.AS815)

MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 12 fl. oz.

from

$7.99
Prestone® DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system. This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid. It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating & Brake Fade with High Grade Formula*
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system
  • Synthetic, Extended Fluid Life Formula
See More

Prestone – DOT 4 Brake Fluid: Synthetic, High Grade, 50,000 Mile, 12 fl. oz. (Part No.AS800Y)

DOT 4 Brake Fluid: Synthetic, High Grade, 50,000 Mile, 12 fl. oz.

from

$7.99
Prestone DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system.  This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid.  It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with High Grade Formula
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system.
  • Synthetic, Extended Fluid Life Formula
See More

Pentosin – Pentosin Super Dot 4 5L (Part No.1204204)

Pentosin Super Dot 4 5L

from

$72.99
Pentosin Super DOT 4 is a brake fluid of superior quality for universal use in modern brake systems and ideal for vehicles with ABS systems. Pentosin Super DOT 4 offers safety against vapor lock; it has excellent resistance to absorbing and retaining water and provides superior corrosion resistance.

Product Features:
  • Safety against vapor lock
  • Provides superior corrosion resistance
  • Long-term resistance to absorbing and retaining water.
See More

Prestone – DOT 4 Brake Fluid: Synthetic, High Grade, Prevents Overheating & Brake Fade, 50k miles, 32 oz. (Part No.AS801Y)

DOT 4 Brake Fluid: Synthetic, High Grade, Prevents Overheating & Brake Fade, 50k miles, 32 oz.

from

$13.49
Prestone DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system.  This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid.  It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with High Grade Formula
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system.
  • Synthetic, Extended Fluid Life Formula
See More

Prestone – MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 32 fl. oz. (Part No.AS810)

MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 32 fl. oz.

from

$15.49
Prestone MAX DOT 4 Motor Vehicle Brake Fluid is our highest grade formula, maximizing performance vs. DOT standard. Prestone MAX is our best brake fluid at protecting against overheating and brake fade. With 75,000 mile fluid life, our longest life fluid has 1.5X more miles between replacement than regular Prestone DOT 3. Prestone MAX has superior performance in severe braking conditions when compared to regular Prestone DOT 4, which means even more piece of mind about the braking system. This synthetic fluid starts with our highest dry boiling point giving our best protection against performance decline due to water absorption. Prestone MAX DOT 4 is safe to use in all DOT 4 braking systems, ABS, disc or drum, and can mix with any DOT 4 fluid. Mixing Prestone MAX with other fluids will lower the performance rating for miles and boil points, for best results replace completely with Prestone MAX DOT 4. It is recommended to only use the DOT fluid specified for your car. Using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 75,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with Our Highest Grade Formula. Prevents corrosion of all metals within the braking system.
  • Superior Protection in Extreme Braking Conditions
  • Synthetic, Long Life Formula – 1.5X Longer than regular Prestone DOT 4
See More

Prestone – MAX Power Steering Fluid: European Vehicles, With Stop Leak, Enhances System Life, 100k miles, 12 oz. (Part No.AS278)

MAX Power Steering Fluid: European Vehicles, With Stop Leak, Enhances System Life, 100k miles, 12 oz.

from

$14.99
Prestone MAX European Vehicles Power Steering Fluid (PSF) + Stop Leak maximizes and increases system life + the power to stop leaks. Stop Leak additives renew, restore and condition seals in the power steering system. These seals harden and shrink over time which are the likely cause of leaks. This formula is also great at preventing leaks by rejuvenating seals before they leak. This synthetic fluid is designed with 2X Anti-wear System Protection, which means more protection against pump failure, squeals and clogs. 100,000 mile fluid life, 2X more than conventional fluid, extends the time between replacement. This fluid is formulated for European vehicle manufacturers: Audi, BMW, Jaguar, Mini, Porsche, Mercedes, Saab, Volvo, Volkswagen and others. Many cars 2006 and newer use synthetic based fluids for longer life and better protection. Conventional and synthetic fluids can be mixed but performance and replacement intervals are reduced by the conventional fluid.

Product Features:
  • 100,000 Mile Fluid Life. Synthetic Formula for longer life and more protection
  • MAX + Stop Leak. Stop Leak Additives to prevent and stop power steering system leaks.
  • For use in European vehicle manufacturers: Audi, BMW, Jaguar, Mini, Porsche, Mercedes, Saab, Volvo, Volkswagen and others
  • 2X Anti-Wear Protection for enhanced System Life vs. conventional fluid. More protection against pump failure, squeals and clogs
See More

Valvoline – MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.VV324)

MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart

from

$9.99
Valvoline Full Synthetic MaxLife Multi-Vehicle ATF, the No. 1 ATF product, suitable for use in 95% of vehicles. And now, it’s recommended for most belt & chain-driven continuously variable transmissions (CVT). Featuring advanced additives to prevent the major causes of transmission breakdown, it’s designed to help prevent leaks, reduce wear & tear, and maximize performance. Has improved thermal stability for longer fluid life, better viscosity stability for consistent transmission operation, and frictional enhancements for smooth gear engagements. Valv MaxLife Multi-Vehicle ATF is suitable for most Ford, GM, Toyota, Honda, Nissan, Hyundai, Subaru, BMW, Mercedes, Volvo, VW & Audi vehicles. Recommended for use in: GM DEXRON-II, DEXRON-III, DEXRON-VI, and DEX-CVT; Ford MERCON LV; Toyota/Lexus Type T, T-II, T-IV, WS, CVTF FE, and CVTF TC; Honda/Acura ATF-Z1 and Honda CVT; Nissan/Infiniti Matic-D, Matic-J, Matic-K and Matic-S; Hyundai/Kia SP-II, SP-III, SP-IV and SPH-IV; BMW 7045E, ETL 8072B, LA2634 and LT71141; Allison C-4; Mercedes-Benz NAG-1; Volvo 1161521, 1161540, 97340 and 1273.41; Subaru ATF HP, Lineartronic chain CVT and CVT-II, Lineartronic High Torque CVT, and CV-30; and VW/Audi G-052-025-A2 and G-052-162-A1. CURRENTLY UNABLE TO SHIP THIS PRODUCT TO CUSTOMERS LOCATED IN CALIFORNIA

Product Features:
  • FOR USE IN 95% OF VEHICLES INCLUDING MOST CVTs in operation with US registered light duty applications
  • HIGH PERFORMANCE CONDITIONING AGENTS prolong seal elasticity to prevent leaks
  • IMPROVED DURABILITY & TRANSMISSION LIFE with anti-wear technology to avoid costly repairs
  • ENHANCED HIGH & LOW TEMP PERFORMANCE supports transmission fluid in all weather situations
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Mobil 1 – Extended Performance 5W-30 Full Synthetic Engine Oil, Prevents Leaks, 1 Quart (Part No.15018)

Extended Performance 5W-30 Full Synthetic Engine Oil, Prevents Leaks, 1 Quart

from

$12.99
You trust your car to keep you going, even after 75,000 miles. Mobil 1 Extended Performance High Mileage full-synthetic motor oil 5W-30 gives engines with over 75,000 miles the extra care they need to go the distance. Formulated to help prevent leaks, it helps to protect critical engine parts for up to 20,000 miles between oil changes, guaranteed.(1) Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of maximized engine power. This cutting-edge formula is recommended by ExxonMobil for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s No. 1 synthetic motor oil brand at retail,(2) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR. ((1)Protects for up to 20,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US. (2)Source: The NPD Group/Retail Tracking Service/Dollar Sales/PCMO full-synthetic/52 weeks ending July 1, 2023)

Product Features:
  • Mobil 1 extended performance high mileage full-synthetic engine oil 5w30 is designed for engines with over 75,000 miles to go up to 20,000 miles between oil changes (1)
  • Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -40 degrees F)
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Manufacturer part number: 123842
See More

Mobil Delvac – Delvac 1300 Super 15W-40 Diesel Engine Oil, Extends Engine Life, 5 Gallon (Part No.44823)

Delvac 1300 Super 15W-40 Diesel Engine Oil, Extends Engine Life, 5 Gallon

from

$98.99
Mobil Delvac 1300 Super 15W-40 is a premium synthetic blend diesel engine oil that helps extend engine life for diesel vehicles and equipment.

Product Features:
  • Fully backward-compatible to deliver exceptional performance in newer and older heavy-duty engines, as well as gasoline engines with API SN specifications
  • Developed with top Original Equipment Manufacturers for a wide range of heavy-duty applications and environments
  • Helps to deliver extended performance for up to 50% beyond OEM-recommended oil drain intervals
  • Fully backward-compatible to deliver exceptional performance in newer and older heavy-duty engines, as well as gasoline engines with API SN specifications
  • Provides excellent soot and viscosity control as well as resistance to oil consumption and corrosive wear
  • Manufacturer Part Number: 121605
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Valvoline – Premium 10W-30 Conventional Motor Oil, Anti-Wear Protection, 1 Quart (Part No.797578/VV129)

Premium 10W-30 Conventional Motor Oil, Anti-Wear Protection, 1 Quart

from

$7.99
For as long as there have been cars, theres been someone under the hood looking for a few more horses. And Valvolines been right there too, hard at work creating the next great oil for the next great engine. Valvolines conventional was one of the first all-climate motor oils ever created and still represents Valvolines unending commitment to excellence and innovation.

Product Features:


    Product Features:
    • Helps protects against all types of deposits at all temperatures to keep engines clean
    • Formulated with durable anti-wear additives that stay in the oil longer to improve protection
    • Formulated to resist oil thickening by providing enhanced oxidation control
    • Flows easily at low temperatures, helping to protect the engine at start-up
    • Provides reliable lubrication to reduce friction and wear, ensuring smoother engine performance over time.
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Mobil 1 – Extended Performance 5W-30 High Mileage Full Synthetic Motor Oil, 5 Quart (Part No.15021)

Extended Performance 5W-30 High Mileage Full Synthetic Motor Oil, 5 Quart

from

$41.99
You trust your car to keep you going, even after 75,000 miles. Mobil 1 Extended Performance High Mileage full-synthetic motor oil 5W-30 gives engines with over 75,000 miles the extra care they need to go the distance. Formulated to help prevent leaks, it helps to protect critical engine parts for up to 20,000 miles between oil changes, guaranteed.(1) Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of maximized engine power. This cutting-edge formula is recommended by ExxonMobil for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s No. 1 synthetic motor oil brand at retail,(2) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR. ((1)Protects for up to 20,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US. (2)Source: The NPD Group/Retail Tracking Service/Dollar Sales/PCMO full-synthetic/52 weeks ending July 1, 2023)

Product Features:
  • Mobil 1 Extended Performance High Mileage full-synthetic motor oil 5W-30 is designed for engines with over 75,000 miles to go up to 20,000 miles between oil changes (1)
  • Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -40 degrees F)
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Manufacturer Part Number: 123843
  • Versatile Compatibility: Recommended for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks.
  • Trusted Brand: Mobil 1 is America’s No. 1 synthetic motor oil brand at retail, trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR«.
See More

Mobil Delvac – Extreme 15W-40 Full Synthetic Diesel Engine Oil, Extends Oil Drain Intervals, 1 Gallon (Part No.11635)

Extreme 15W-40 Full Synthetic Diesel Engine Oil, Extends Oil Drain Intervals, 1 Gallon

from

$28.99
Mobil Delvac Extreme 15W-40 is a high-performance synthetic diesel engine oil that helps to deliver extended performance for up to two times beyond OEM recommended oil drain intervals (1) for modern diesel engines operating in extreme conditions. Mobil Delvac Extreme 15W-40 is recommended for use in a wide range of heavy-duty applications and operating environments found on- and off-highway conditions, including engines operating under heavy loads. Fully backward compatible, it delivers excellent performance in both newer and older heavy-duty engines, meeting or exceeding the requirements of API CK-4, CJ-4, CI-4 PLUS, CI-4, and other service categories. This diesel engine oil provides exceptional high temperature performance, oxidation stability (2), and resistance to corrosive and abrasive wear to help promote long life of critical wear surfaces. Mobil Delvac Extreme 15W-40 also offers excellent low-temperature performance for increased oil flow to critical bearing surfaces at startup, controlling fluidity and pumpability for smooth starting in cold weather. ((1)Results may vary based on vehicle/engine condition, driving and environmental conditions Consult OEM or ExxonMobil before implementing extended ODIs. (2) Based on the performance in the Volvo T-13 engine test.)

Product Features:


    Product Features:
    • Manufacturer Part Number: 122448
    • Provides exceptional high-temperature performance, ensuring reliable operation in extreme conditions.
    • Offers excellent oxidation stability to help maintain engine cleanliness and efficiency over extended use.
    • Delivers superior resistance to corrosive and abrasive wear, promoting long-term durability of critical engine components.
    • Ensures smooth startup in cold weather with enhanced low-temperature fluidity and pumpability.
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Pentosin – Hydraulic Fluid Chf11S 1L (Part No.1405116)

Hydraulic Fluid Chf11S 1L

from

$44.99
Pentosin CHF 11S is a synthetic high performance hydraulic fluid for life-time application in modern vehicle aggregates. Pentosin CHF 11S is especially designed for hydraulics in the automotive industry with the highest technical requirements such as in: power steering, level control, shock absorber, hydro-pneumatic suspension, stability and traction control, hydraulics for convertible tops, central lock systems, etc. It is suitable for all extreme conditions and guarantees full performance from -40C to over 130C system temperature.

Product Features:
  • Ideal for cold weather climates.
  • Operating temperature range from -40C to 130C
  • Works perfectly under extreme temperature changes.
  • Used by more then 25 global vehicle manufactures as OE first-fill.
See More

Most Popular Power Steering Fluid for 1991 Audi Coupe Quattros

Enhance your 1991 Audi Coupe Quattro with this popular Power Steering Fluid we have in stock, for $14.99.

Prestone – MAX Power Steering Fluid: European Vehicles, With Stop Leak, Enhances System Life, 100k miles, 12 oz. (Part No.AS278)

MAX Power Steering Fluid: European Vehicles, With Stop Leak, Enhances System Life, 100k miles, 12 oz.

from

$14.99
Prestone MAX European Vehicles Power Steering Fluid (PSF) + Stop Leak maximizes and increases system life + the power to stop leaks. Stop Leak additives renew, restore and condition seals in the power steering system. These seals harden and shrink over time which are the likely cause of leaks. This formula is also great at preventing leaks by rejuvenating seals before they leak. This synthetic fluid is designed with 2X Anti-wear System Protection, which means more protection against pump failure, squeals and clogs. 100,000 mile fluid life, 2X more than conventional fluid, extends the time between replacement. This fluid is formulated for European vehicle manufacturers: Audi, BMW, Jaguar, Mini, Porsche, Mercedes, Saab, Volvo, Volkswagen and others. Many cars 2006 and newer use synthetic based fluids for longer life and better protection. Conventional and synthetic fluids can be mixed but performance and replacement intervals are reduced by the conventional fluid.

Product Features:
  • 100,000 Mile Fluid Life. Synthetic Formula for longer life and more protection
  • MAX + Stop Leak. Stop Leak Additives to prevent and stop power steering system leaks.
  • For use in European vehicle manufacturers: Audi, BMW, Jaguar, Mini, Porsche, Mercedes, Saab, Volvo, Volkswagen and others
  • 2X Anti-Wear Protection for enhanced System Life vs. conventional fluid. More protection against pump failure, squeals and clogs
See More

Best-Selling 1991 Audi Coupe Quattro Hydraulic Fluid

Upgrade your Coupe Quattro with our best-selling Hydraulic Fluid with a 5 Starts rating across 69 reviews.

Pentosin – Hydraulic Fluid Chf11S 1L (Part No.1405116)

Hydraulic Fluid Chf11S 1L

from

$44.99
Pentosin CHF 11S is a synthetic high performance hydraulic fluid for life-time application in modern vehicle aggregates. Pentosin CHF 11S is especially designed for hydraulics in the automotive industry with the highest technical requirements such as in: power steering, level control, shock absorber, hydro-pneumatic suspension, stability and traction control, hydraulics for convertible tops, central lock systems, etc. It is suitable for all extreme conditions and guarantees full performance from -40C to over 130C system temperature.

Product Features:
  • Ideal for cold weather climates.
  • Operating temperature range from -40C to 130C
  • Works perfectly under extreme temperature changes.
  • Used by more then 25 global vehicle manufactures as OE first-fill.
See More

Top-Quality Brake Fluids for 1991 Audi Coupe Quattros

Choose a high-quality OEM or aftermarket Brake Fluid for Audi Coupe Quattros and enjoy top-notch performance from $7.99.

Pentosin – Pentosin Super Dot 4 5L (Part No.1204204)

Pentosin Super Dot 4 5L

from

$72.99
Pentosin Super DOT 4 is a brake fluid of superior quality for universal use in modern brake systems and ideal for vehicles with ABS systems. Pentosin Super DOT 4 offers safety against vapor lock; it has excellent resistance to absorbing and retaining water and provides superior corrosion resistance.

Product Features:
  • Safety against vapor lock
  • Provides superior corrosion resistance
  • Long-term resistance to absorbing and retaining water.
See More

Prestone – MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 32 fl. oz. (Part No.AS810)

MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 32 fl. oz.

from

$15.49
Prestone MAX DOT 4 Motor Vehicle Brake Fluid is our highest grade formula, maximizing performance vs. DOT standard. Prestone MAX is our best brake fluid at protecting against overheating and brake fade. With 75,000 mile fluid life, our longest life fluid has 1.5X more miles between replacement than regular Prestone DOT 3. Prestone MAX has superior performance in severe braking conditions when compared to regular Prestone DOT 4, which means even more piece of mind about the braking system. This synthetic fluid starts with our highest dry boiling point giving our best protection against performance decline due to water absorption. Prestone MAX DOT 4 is safe to use in all DOT 4 braking systems, ABS, disc or drum, and can mix with any DOT 4 fluid. Mixing Prestone MAX with other fluids will lower the performance rating for miles and boil points, for best results replace completely with Prestone MAX DOT 4. It is recommended to only use the DOT fluid specified for your car. Using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 75,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with Our Highest Grade Formula. Prevents corrosion of all metals within the braking system.
  • Superior Protection in Extreme Braking Conditions
  • Synthetic, Long Life Formula – 1.5X Longer than regular Prestone DOT 4
See More

Prestone – DOT 4 Brake Fluid: Synthetic, High Grade, Prevents Overheating & Brake Fade, 50k miles, 32 oz. (Part No.AS801Y)

DOT 4 Brake Fluid: Synthetic, High Grade, Prevents Overheating & Brake Fade, 50k miles, 32 oz.

from

$13.49
Prestone DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system.  This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid.  It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with High Grade Formula
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system.
  • Synthetic, Extended Fluid Life Formula
See More

Prestone – DOT 4 Brake Fluid: Synthetic, High Grade, 50,000 Mile, 12 fl. oz. (Part No.AS800Y)

DOT 4 Brake Fluid: Synthetic, High Grade, 50,000 Mile, 12 fl. oz.

from

$7.99
Prestone DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system.  This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid.  It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with High Grade Formula
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system.
  • Synthetic, Extended Fluid Life Formula
See More

Prestone – MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 12 fl. oz. (Part No.AS815)

MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 12 fl. oz.

from

$7.99
Prestone® DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system. This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid. It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating & Brake Fade with High Grade Formula*
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system
  • Synthetic, Extended Fluid Life Formula
See More

Top Picks for 1991 Audi Coupe Quattro Transfer Case Fluids

Invest in one of our 6 durable Transfer Case Fluids for your 1991 Audi, knowing you’re getting trusted brands and expert craftsmanship.

Mobil 1 – Extended Performance 5W-30 High Mileage Full Synthetic Motor Oil, 5 Quart (Part No.15021)

Extended Performance 5W-30 High Mileage Full Synthetic Motor Oil, 5 Quart

from

$41.99
You trust your car to keep you going, even after 75,000 miles. Mobil 1 Extended Performance High Mileage full-synthetic motor oil 5W-30 gives engines with over 75,000 miles the extra care they need to go the distance. Formulated to help prevent leaks, it helps to protect critical engine parts for up to 20,000 miles between oil changes, guaranteed.(1) Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of maximized engine power. This cutting-edge formula is recommended by ExxonMobil for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s No. 1 synthetic motor oil brand at retail,(2) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR. ((1)Protects for up to 20,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US. (2)Source: The NPD Group/Retail Tracking Service/Dollar Sales/PCMO full-synthetic/52 weeks ending July 1, 2023)

Product Features:
  • Mobil 1 Extended Performance High Mileage full-synthetic motor oil 5W-30 is designed for engines with over 75,000 miles to go up to 20,000 miles between oil changes (1)
  • Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -40 degrees F)
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Manufacturer Part Number: 123843
  • Versatile Compatibility: Recommended for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks.
  • Trusted Brand: Mobil 1 is America’s No. 1 synthetic motor oil brand at retail, trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR«.
See More

Valvoline – MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.VV324)

MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart

from

$9.99
Valvoline Full Synthetic MaxLife Multi-Vehicle ATF, the No. 1 ATF product, suitable for use in 95% of vehicles. And now, it’s recommended for most belt & chain-driven continuously variable transmissions (CVT). Featuring advanced additives to prevent the major causes of transmission breakdown, it’s designed to help prevent leaks, reduce wear & tear, and maximize performance. Has improved thermal stability for longer fluid life, better viscosity stability for consistent transmission operation, and frictional enhancements for smooth gear engagements. Valv MaxLife Multi-Vehicle ATF is suitable for most Ford, GM, Toyota, Honda, Nissan, Hyundai, Subaru, BMW, Mercedes, Volvo, VW & Audi vehicles. Recommended for use in: GM DEXRON-II, DEXRON-III, DEXRON-VI, and DEX-CVT; Ford MERCON LV; Toyota/Lexus Type T, T-II, T-IV, WS, CVTF FE, and CVTF TC; Honda/Acura ATF-Z1 and Honda CVT; Nissan/Infiniti Matic-D, Matic-J, Matic-K and Matic-S; Hyundai/Kia SP-II, SP-III, SP-IV and SPH-IV; BMW 7045E, ETL 8072B, LA2634 and LT71141; Allison C-4; Mercedes-Benz NAG-1; Volvo 1161521, 1161540, 97340 and 1273.41; Subaru ATF HP, Lineartronic chain CVT and CVT-II, Lineartronic High Torque CVT, and CV-30; and VW/Audi G-052-025-A2 and G-052-162-A1. CURRENTLY UNABLE TO SHIP THIS PRODUCT TO CUSTOMERS LOCATED IN CALIFORNIA

Product Features:
  • FOR USE IN 95% OF VEHICLES INCLUDING MOST CVTs in operation with US registered light duty applications
  • HIGH PERFORMANCE CONDITIONING AGENTS prolong seal elasticity to prevent leaks
  • IMPROVED DURABILITY & TRANSMISSION LIFE with anti-wear technology to avoid costly repairs
  • ENHANCED HIGH & LOW TEMP PERFORMANCE supports transmission fluid in all weather situations
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Mobil 1 – Extended Performance 5W-30 Full Synthetic Engine Oil, Prevents Leaks, 1 Quart (Part No.15018)

Extended Performance 5W-30 Full Synthetic Engine Oil, Prevents Leaks, 1 Quart

from

$12.99
You trust your car to keep you going, even after 75,000 miles. Mobil 1 Extended Performance High Mileage full-synthetic motor oil 5W-30 gives engines with over 75,000 miles the extra care they need to go the distance. Formulated to help prevent leaks, it helps to protect critical engine parts for up to 20,000 miles between oil changes, guaranteed.(1) Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of maximized engine power. This cutting-edge formula is recommended by ExxonMobil for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s No. 1 synthetic motor oil brand at retail,(2) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR. ((1)Protects for up to 20,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US. (2)Source: The NPD Group/Retail Tracking Service/Dollar Sales/PCMO full-synthetic/52 weeks ending July 1, 2023)

Product Features:
  • Mobil 1 extended performance high mileage full-synthetic engine oil 5w30 is designed for engines with over 75,000 miles to go up to 20,000 miles between oil changes (1)
  • Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -40 degrees F)
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Manufacturer part number: 123842
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Valvoline – Premium 10W-30 Conventional Motor Oil, Anti-Wear Protection, 1 Quart (Part No.797578/VV129)

Premium 10W-30 Conventional Motor Oil, Anti-Wear Protection, 1 Quart

from

$7.99
For as long as there have been cars, theres been someone under the hood looking for a few more horses. And Valvolines been right there too, hard at work creating the next great oil for the next great engine. Valvolines conventional was one of the first all-climate motor oils ever created and still represents Valvolines unending commitment to excellence and innovation.

Product Features:


Product Features:
  • Helps protects against all types of deposits at all temperatures to keep engines clean
  • Formulated with durable anti-wear additives that stay in the oil longer to improve protection
  • Formulated to resist oil thickening by providing enhanced oxidation control
  • Flows easily at low temperatures, helping to protect the engine at start-up
  • Provides reliable lubrication to reduce friction and wear, ensuring smoother engine performance over time.
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Mobil Delvac – Delvac 1300 Super 15W-40 Diesel Engine Oil, Extends Engine Life, 5 Gallon (Part No.44823)

Delvac 1300 Super 15W-40 Diesel Engine Oil, Extends Engine Life, 5 Gallon

from

$98.99
Mobil Delvac 1300 Super 15W-40 is a premium synthetic blend diesel engine oil that helps extend engine life for diesel vehicles and equipment.

Product Features:
  • Fully backward-compatible to deliver exceptional performance in newer and older heavy-duty engines, as well as gasoline engines with API SN specifications
  • Developed with top Original Equipment Manufacturers for a wide range of heavy-duty applications and environments
  • Helps to deliver extended performance for up to 50% beyond OEM-recommended oil drain intervals
  • Fully backward-compatible to deliver exceptional performance in newer and older heavy-duty engines, as well as gasoline engines with API SN specifications
  • Provides excellent soot and viscosity control as well as resistance to oil consumption and corrosive wear
  • Manufacturer Part Number: 121605
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Mobil Delvac – Extreme 15W-40 Full Synthetic Diesel Engine Oil, Extends Oil Drain Intervals, 1 Gallon (Part No.11635)

Extreme 15W-40 Full Synthetic Diesel Engine Oil, Extends Oil Drain Intervals, 1 Gallon

from

$28.99
Mobil Delvac Extreme 15W-40 is a high-performance synthetic diesel engine oil that helps to deliver extended performance for up to two times beyond OEM recommended oil drain intervals (1) for modern diesel engines operating in extreme conditions. Mobil Delvac Extreme 15W-40 is recommended for use in a wide range of heavy-duty applications and operating environments found on- and off-highway conditions, including engines operating under heavy loads. Fully backward compatible, it delivers excellent performance in both newer and older heavy-duty engines, meeting or exceeding the requirements of API CK-4, CJ-4, CI-4 PLUS, CI-4, and other service categories. This diesel engine oil provides exceptional high temperature performance, oxidation stability (2), and resistance to corrosive and abrasive wear to help promote long life of critical wear surfaces. Mobil Delvac Extreme 15W-40 also offers excellent low-temperature performance for increased oil flow to critical bearing surfaces at startup, controlling fluidity and pumpability for smooth starting in cold weather. ((1)Results may vary based on vehicle/engine condition, driving and environmental conditions Consult OEM or ExxonMobil before implementing extended ODIs. (2) Based on the performance in the Volvo T-13 engine test.)

Product Features:


Product Features:
  • Manufacturer Part Number: 122448
  • Provides exceptional high-temperature performance, ensuring reliable operation in extreme conditions.
  • Offers excellent oxidation stability to help maintain engine cleanliness and efficiency over extended use.
  • Delivers superior resistance to corrosive and abrasive wear, promoting long-term durability of critical engine components.
  • Ensures smooth startup in cold weather with enhanced low-temperature fluidity and pumpability.
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Top-Rated Fluid Brands For Your 1991 Audi Coupe Quattro

When it comes to finding the perfect Fluid for your 1991 Audi Coupe Quattro, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Fluid brands including Mobil Oil, Pentosin, and Valvoline, and more, all known for their exceptional customer ratings (average brand rating of 4.9 stars) and competitive prices, as low as $7.99. Purchasing a Fluid from us here at Advance Auto Parts is a smart move for both you and your 1991 Audi Coupe Quattro, providing peace of mind with parts that meet or exceed OEM standards.

Popular Mobil Oil 1991 Audi Coupe Quattro Fluids

If you’re looking for a top-quality Fluid for your 1991 Audi Coupe Quattro, Advance Auto Parts has exactly what you need with our selection of Mobil Oil Fluids. We have 3 Mobil Oil Fluids in stock for this fitment, all known for their durability and precision fit. With prices starting at just $12.99 and an average cost of $51.32, you’ll find the perfect Fluid for your needs and budget. Mobil Oil Fluids for the 1991 Audi Coupe Quattro come highly rated, with over 655 customer reviews and an impressive average rating of 4.9 stars. Choosing a Mobil Oil Fluid from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Extended Performance 5W-30 Full Synthetic Engine Oil, Prevents Leaks, 1 Quart
from $12.99
(106)
Extended Performance 5W-30 Full Synthetic Engine Oil, Prevents Leaks, 1 Quart
“We just did the oil change in our everyday driver car. We always use full synthetic and I love that this is for high mileage so we get the most out of”
Extended Performance 5W-30 High Mileage Full Synthetic Motor Oil, 5 Quart
from $41.99
(106)
Extended Performance 5W-30 High Mileage Full Synthetic Motor Oil, 5 Quart
“We just did the oil change in our everyday driver car. We always use full synthetic and I love that this is for high mileage so we get the most out of”

Top-Quality Pentosin 1991 Audi Coupe Quattro Fluids

For those in search of a high-quality Fluid for their 1991 Audi Coupe Quattro, Advance Auto Parts offers a great selection of Pentosin Fluids. With 2 Pentosin Fluids in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Fluids start at just $44.99, with an average price of $58.99, giving you a range of options to suit your budget. Backed by over 73 customer ratings and an average rating of 4.8 stars, Pentosin Fluids provide both reliability and excellent performance. Choosing a Pentosin Fluid from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Hydraulic Fluid Chf11S 1L
from $44.99
(69)
Hydraulic Fluid Chf11S 1L
“Steering fluid was the right one. Worked perfect”
Pentosin Super Dot 4 5L
from $72.99
(4)
Pentosin Super Dot 4 5L
“Needed to change my brake fluid, which I had neglected doing. This was recommended for my vehicle (2004 Audi TT225). Worked perfectly. My only comp”

FAQs for 1991 Audi Coupe Quattro Fluids

What are the best-selling Fluids for 1991 Audi Coupe Quattros?

Out of 13 Fluids that fit 1991 Audi Coupe Quattros, the following parts are the top sellers:

What’s the price range for 1991 Audi Coupe Quattro Fluids?

The prices of Fluids for the 1991 Audi Coupe Quattro range from $7.99 up to $98.99 for the most premium parts.

What is the average price of a Fluid for a 1991 Audi Coupe Quattro?

The average price for Fluids for the 1991 Audi Coupe Quattro is $29.14. Keep in mind the variety of part types within our Fluid category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Fluids for any other 1991 Audi models?

Yes. We stock Fluids for 8 other popular 1991 Audi models. Some of the most popular are 1991 V8 Quattro Fluids, 1991 100 Fluids, 1991 100 Quattro Fluids, 1991 90 Fluids, and 1991 90 Quattro Fluids.

What are the top-rated Fluids that fit the 1991 Audi Coupe Quattro?

Based on 1,548 reviews by customers, our 1991 Audi Coupe Quattro Fluids have an average customer rating of 5 stars. These are the highest-rated categories of Fluids for the 1991 Audi Coupe Quattro and their top-rated products:

What types of Fluids do you sell for my 1991 Audi Coupe Quattro?

As of 3/1/26, these are some of the most in-demand types of Fluids for a 1991 Audi Coupe Quattro:

Can I get help with 1991 Audi Coupe Quattro Fluid orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Audi Fluids and more.

What is your return policy for Audi Coupe Quattro Fluids?

Advance Auto Parts keeps returns simple. For new Audi Coupe Quattro Fluids and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.