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Liqui Moly Top Tec 4100 5W-40 Engine Oil Change Kit - 5L - Wix Filter
Product Overview
This Liqui Moly Top Tec 4100 5W-40 engine oil change kit delivers a complete maintenance solution for Volkswagen Vanagon models from 1990–1991. The kit pairs a Wix OEM-quality oil filter with five liters of premium synthetic-blend engine oil, ensuring your air-cooled H4 engine receives proper lubrication and protection. Top Tec 4100 is engineered for reliable cold-start performance and extended drain intervals, making it an ideal choice for both routine maintenance and seasonal service of classic VW air-cooled powerplants.
Kit Contents
- 1 x Wix - (51516) Engine Oil Filter
- 5 x Liqui Moly - (2329) Engine Oil - Top Tec 4100 5W-40 - 1 Liter
Vehicle Compatibility
This kit fits the popular models below. For Fitment Confidence, please use the vehicle selector tool above to verify exact compatibility for your vehicle.
- Volkswagen Vanagon 2.1 H4 Gas (Wasserboxer): 1990–1991
This kit may also fit other applications. Please use the vehicle selector tool to verify compatibility before purchase.
Why Shop at eEuroparts.com?
- Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
- Fitment Confidence: Our accurate cataloging ensures you get the right part the first time, backed by our fitment guarantee.
- Fast, Reliable Shipping: Most in-stock orders ship the same or next business day from our U.S.-based warehouse.
- Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
- Exclusive Kits That Fit™: Complete repair solutions with no guesswork.
- Established Trust: Serving the European car community since 2000.
Frequently Asked Questions
What is included in this Liqui Moly oil change kit?
This kit contains everything you need for a complete oil change on your Vanagon: one Wix OEM-quality oil filter and five liters of Liqui Moly Top Tec 4100 5W-40 synthetic-blend engine oil. The five-liter capacity matches the typical oil volume for Vanagon engines, so you have all the fluid needed in one purchase.
Why choose Liqui Moly Top Tec 4100 for my 1990–1991 Vanagon?
Top Tec 4100 is a premium synthetic-blend formulation that provides excellent cold-start protection, which is particularly valuable for air-cooled engines in seasonal climates. The 5W-40 viscosity grade balances winter pumpability with summer film strength, keeping your Wasserboxer engine properly lubricated year-round. Liqui Moly is a trusted German brand with decades of experience in European engine care.
How often should I perform an oil change on my Vanagon?
Follow the maintenance schedule in your Vanagon owner's manual or service documentation. Air-cooled engines typically require more frequent oil changes than modern water-cooled engines due to their operating temperatures. Regular oil changes are essential to prevent the head gasket issues common in Wasserboxer engines and to maintain engine longevity.
Is the Wix filter in this kit a genuine OEM part?
The Wix 51516 filter is a high-quality OEM-equivalent filter trusted by many European car owners. Wix filters meet or exceed OEM specifications and are commonly used by independent shops and enthusiasts servicing classic VW air-cooled engines. It provides reliable filtration to protect your engine from contaminants.
What tools and equipment do I need to perform the oil change?
You will need a floor jack and jack stands to safely lift the vehicle, an oil drain pan to catch used oil, a wrench or socket for the drain plug, an oil filter wrench for removal, and a torque wrench to reinstall the drain plug to specification. Consult your service documentation for the exact torque value and drain plug size. Ramps or a lift are safer alternatives to jacking.
Why buy this kit instead of sourcing the oil and filter separately?
This kit bundles the correct filter and the exact volume of oil you need, eliminating guesswork and ensuring compatibility. Buying as a kit saves you time shopping for individual components, often costs less than purchasing separately, and guarantees that both products are matched for your Vanagon's system. It's a convenient, complete solution for routine maintenance.
Order the Liqui Moly Top Tec 4100 5W-40 oil change kit today to keep your Volkswagen Vanagon running smoothly. In-stock orders ship same or next business day from our U.S. warehouse, and our fitment team is one call away if you need help confirming the right products for your vehicle.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.
- BrandLiqui Moly
- ManufacturerLiqui Moly
- MPN5921903-Kit
- Part TypeEngine Oil Change Kit
- Kit Content1 x Wix - (51516) Engine Oil Filter
5 x Liqui Moly - (2329) Engine Oil - Top Tec 4100 5W-40 - 1 Liter - FeaturesAnti-Drain Back Valve : (Engine Oil Filter) Yes
BetaRatio : (Engine Oil Filter) 2/20=6/20
Burst Pressure : (Engine Oil Filter) 275
Bypass Relief Valve Setting : (Engine Oil Filter) 16
California Proposition 65 : WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Class : (Engine Oil Filter) A
Duty Type : (Engine Oil Filter) LD
Flow Rate : (Engine Oil Filter) 7-9 GPM
Height : (Engine Oil Filter) 4.828
Inner Diameter Top : (Engine Oil Filter) Closed
Media Material : (Engine Oil Filter) Enhanced Cellulose
Micron : (Engine Oil Filter) 21.00
Outer Diameter Top : (Engine Oil Filter) 2.921
Style : (Engine Oil Filter) Spin-On Lube Filter
Thread Size : (Engine Oil Filter) 3/4-16
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1990 | Volkswagen | Vanagon | Base (2.1 H4 GAS) | Aspiration: Naturally Aspirated, Engine: MV, VIN: B, Valves: 8 |
| 1990 | Volkswagen | Vanagon | Campmobile (2.1 H4 GAS) | Aspiration: Naturally Aspirated, Engine: MV, VIN: B, Valves: 8 |
| 1990 | Volkswagen | Vanagon | Carat (2.1 H4 GAS) | Aspiration: Naturally Aspirated, Engine: MV, VIN: B, Valves: 8 |
| 1990 | Volkswagen | Vanagon | GL (2.1 H4 GAS) | Aspiration: Naturally Aspirated, Engine: MV, VIN: B, Valves: 8 |
| 1991 | Volkswagen | Vanagon | Base (2.1 H4 GAS) | Aspiration: Naturally Aspirated, Engine: MV, VIN: B, Valves: 8 |
| 1991 | Volkswagen | Vanagon | Campmobile (2.1 H4 GAS) | Aspiration: Naturally Aspirated, Engine: MV, VIN: B, Valves: 8 |
| 1991 | Volkswagen | Vanagon | Carat (2.1 H4 GAS) | Aspiration: Naturally Aspirated, Engine: MV, VIN: B, Valves: 8 |
| 1991 | Volkswagen | Vanagon | GL (2.1 H4 GAS) | Aspiration: Naturally Aspirated, Engine: MV, VIN: B, Valves: 8 |
Warranty Overview
At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, contact customer support via Chat or Contact Us.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For complete details, please see our full Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.
