World's Best Oils & Filters for 1991 Volkswagen GTI

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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 (1991 Volkswagen GTI with engine code [A][B][K]) 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 1991 Volkswagen GTI with engine code [A][B][K] hide.
Product Availability Listing This guide lists all available AMSOIL & substitute brand products that meet or exceed OEM (Volkswagen) 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 1991 Volkswagen GTI engine code [A][B][K] was last updated on 28th August 2018 hide.

     

1. Engine Oil

   Grade 1  »  SJ
   

   Performance Plus XL 10W-40 Synthetic Motor Oil (XLOQT)

   Maximum Performance Premium Protection 10W-40 Synthetic Motor Oil (AMOQT)

   European Car Formula 5W-40 Improved ESP Synthetic Motor Oil (AFLQT)
   -10 To 10C  »  20W-20
   -20 To 15C  »  10W-30, 10W-40
   0 To 30C  »  30
   Above -10C  »  20W-40, 20W-50
   Above -15C  »  15W-40, 15W-50
   Above 20C  »  40
   Below -10C  »  5W-20, 5W-30
   Below -5C  »  10W
   

2. Manual Transmission

   Manual Transmission, 020 (5-SPD)  »  GL-4

   All TEMPS  »  75W-90 [1]
   Manual Transmission & Transaxle Gear Lube 75W-90 (MTGQT)
   

3. Front Differential

   Differential, Front W/ AT  »  GL-5

   All TEMPS  »  90 [2]
   SAE 80W-90 Synthetic Gear Lube (AGLQT)
   Severe Gear® 75W-90 (SVGPK)
   Severe Gear® 75W-110 (SVTQT)
   

4. Power Steering Fluid

   Power Steering Fluid  »  PS023

   Power Steering Fluid (PSFCN)
   

5. Brake Fluid

   Brake Fluid  »  HBH

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

6. Clutch Fluid

   Clutch Fluid  »  HBH

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

7. Lubricants & Fluids Comments  »  [*]

   [1] VW part no. G 005 000 (G50), or equivalent, (synthetic)
   [2] Final drive for Automatic transmission only.
   [3] Hydraulic Brake Fluid, DOT 4 P/N B 000 750 M3
   
   

8. Capacities (Drive Train Fluids)

   Engine, with filter  »  4 liters [1]
   Cooling System, Initial Fill  »  7 liters
   Passenger Car & Light Truck Antifreeze & Coolant
   AMSOIL Antifreeze and Engine Coolant
   Manual Transmission, 020 (5-SPD)  »  1.9 liters
   Differential, With AT Front  »  0.8 liters
   ANTPC ANT
   Capacities Comments
   [1] Add 0.5L (0.5 qt) less than capacity shown, start engine, let
   run until operating temperature is approx. 60 C (140 F),
   switch engine off, wait 3 minutes, check dipstick, fill to
   full mark as indicated on dipstick. May be more or less than
   0.5L(0.5qt) depending on model.
   

9. Chassis Lubrication

   0 Fittings, 0 Plugs
   

10. Torque Specifications

    Oil Drain Plug  »  22 ft/lbs
    Manual Transmission
    Fill Plug 14 ft/lbs
    Drain Plug 14 ft/lbs
    Manual Transmission 02A
    Fill Plug NA ft/lbs
    Drain Plug NA ft/lbs
    Manual Transmission 020
    Fill Plug 18 ft/lbs
    Drain Plug NA ft/lbs
    

Close Panels

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

   Oil Filter	25, 000-Mile Ea Oil Filter (EAO34)
   Oil Filter	MANN Oil Filter (W71930)
   Oil Filter	WIX 51342 Oil Filter	[1]
   Air Filter	MANN Air Filter (C311521)
   Air Filter	WIX 46240 Air Filter	[1]
   Fuel Filter	MANN Fuel Filter (WK8307)
   Fuel Filter	WIX 33179 Fuel Filter

   
   Filter Comments
   [1] GTI 8-Valve (SubModel)
   

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)
   
   P.i. improves fuel mileage an average of 2.3% and up to 5.7%. Reduces emissions such as hydrocarbons (HC) up to 15%, carbon monoxide (CO) up to 26% and nitrous oxides (NOx) up to 17%. Restores power and performance. Reduces the need for costly higher...

   
   

Close Panels

10W-40 Extended Life Synthetic Motor Oil (XLO)

*** Not Available in Canada *** • 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 wi...

10W-40 Premium Protection Motor Oil (AMO)

For use in both gasoline and diesel engines. Offers multi-functionality and wear protection. Ideal for applications where the extra protection of a higher-viscosity oil is desired. Excellent for motor homes and older vehicles, as well as many types o...

5W-40 MS European Motor Oil (AFL)

Specially Formulated for European Gasoline and Diesel Engines. AMSOIL Synthetic European Motor Oil provides exceptional performance and protection for gasoline and diesel European vehicles. It meets a wide variety of specifications and carries multip...

75W-90 (GL-4) Synthetic Gear Lube (MTG)

AMSOIL Synthetic Manual Transmission and Transaxle Gear Lube (MTG) is a premium blend of the finest synthetic base oils and advanced, high-performance additives. It is formulated specifically for maximum protection in the most demanding manual trans...

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...

Multi-Vehicle Synthetic Power Steering Fluid (PSF)

AMSOIL Multi-Vehicle Synthetic Power Steering Fluid provides excellent wear protection. Its synthetic formulation delivers better lubricity and reduced friction, resulting in cooler operating temperatures, longer component life and quieter operation....

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.

MANN-FILTERS Oil Filters

Oil filters from MANN-FILTER purify oil of dirt and solid particles such as dust, abraded metal, carbon deposits and soot particles. The filter housing is pressure-resistant, protected against corrosion and features a long-life elastomer seal. Use Part Number drop down to select filter.