Liqui Moly 22238 Brake Fluid

Liqui Moly SL6 DOT 4 Brake Fluid

Liqui Moly Brake Fluid SL6 DOT 4, part number 22238, is a high-performance brake fluid for modern hydraulic brake systems that require DOT 3, DOT 4, or ISO 4925 Class 6 specifications. This 6 x 1 liter package is a practical choice for complete fluid service on a wide range of late-model vehicles, including BMW, Audi, Mercedes-Benz, Toyota, Honda, and Ford applications.

Built around the SL6 product line, this brake fluid is formulated for vehicles that call for low-viscosity DOT 4 performance and broad OEM specification coverage. It is recommended for applications referencing Audi 501 14 (TL 766-Z), BMW QV 34 1, GM Europe GMW 3356, Seat 501 14 (TL 766-Z), Skoda 501 14 (TL 766-Z), and VW 501 14 (TL 766-Z).

Key Features

• Brake Fluid SL6 DOT 4, SKU 22238, in a 6 x 1 liter pack
• Meets FMVSS 116 DOT 3 and DOT 4 requirements
• Meets ISO 4925 Class 6, SAE J 1703, and SAE J 1704 specifications
• Suitable for many European and North American brake systems
• Recommended for a wide range of 2021-2026 vehicle applications
• Part number 22238 for easy ordering and service matching

Detailed Description

Liqui Moly SL6 DOT 4 Brake Fluid is formulated for vehicles that require a modern, low-viscosity brake fluid with strong specification coverage. It is a direct service option for many BMW 3 Series, 5 Series, X Series, and M models, as well as Audi A4, A5, Q5, Q7, and performance variants. It also covers many Mercedes-Benz sedans, SUVs, vans, and AMG models, along with popular Acura, Honda, Toyota, Volkswagen, and Tesla applications. If you are servicing a BMW X5, Audi Q5, or Mercedes-Benz GLE, part number 22238 is listed for those applications.

This brake fluid is used in hydraulic brake systems where consistent pedal response and specification compliance are required. The SL6 line is positioned for modern vehicles that call for DOT 4 performance with ISO 4925 Class 6 characteristics, making it a strong service match for many late-model passenger cars, SUVs, EVs, and light-duty trucks.

What It Helps Address

• Brake fluid service intervals on vehicles requiring DOT 4 or ISO Class 6 fluid
• Low-fluid or contaminated brake fluid during routine maintenance
• Brake system service on BMW, Audi, Mercedes-Benz, and VW models
• Hydraulic brake maintenance for EVs and hybrid vehicles with listed fitment
• Brake fluid replacement for vehicles calling for OEM-spec brake fluid approvals

Installation Notes and Tips

Use only in brake systems specified for DOT 3, DOT 4, or ISO 4925 Class 6 fluid. Follow the vehicle manufacturer’s bleed and refill procedure, and keep the container sealed until use to reduce moisture exposure. For best results, flush the system completely when changing fluid types or servicing a contaminated system. Verify the vehicle’s brake fluid specification before filling.

Quality Assurance

Liqui Moly Brake Fluid SL6 DOT 4 carries FMVSS 116 DOT 3, FMVSS 116 DOT 4, ISO 4925 Class 6, SAE J 1703, and SAE J 1704 specifications, with OEM recommendations including Audi 501 14 (TL 766-Z), BMW QV 34 1, GM Europe GMW 3356, Seat 501 14 (TL 766-Z), Skoda 501 14 (TL 766-Z), and VW 501 14 (TL 766-Z). This part number is 22238.

Compatible Vehicle Applications

• Fits 2025-2026 Acura ADX, N/A
• Fits 2023-2026 Acura Integra, N/A
• Fits 2022-2026 Acura MDX, N/A
• Fits 2021-2026 Acura RDX, N/A
• Fits 2021-2025 Acura TLX, N/A
• Fits 2024 Acura ZDX, N/A
• Fits 2022-2026 Audi A3 Quattro, N/A
• Fits 2021-2026 Audi A6 allroad, N/A
• Fits 2021-2026 Audi A8 Quattro, N/A
• Fits 2021-2026 Audi Q7, N/A
• Fits 2021-2026 Audi Q8, N/A
• Fits 2022-2026 Audi RS3, N/A
• Fits 2021-2026 Audi RS6 Avant, N/A
• Fits 2021-2026 Audi RS7 Sportback, N/A
• Fits 2022-2026 Audi S3, N/A
• Fits 2021-2026 Audi S8, N/A
• Fits 2021-2026 Audi SQ7, N/A
• Fits 2021-2026 Audi SQ8, N/A
• Fits 2021-2026 BMW 230i, N/A
• Fits 2021-2026 BMW 430i, N/A
• Fits 2021-2026 BMW 530i, N/A
• Fits 2021-2026 BMW 740i, N/A
• Fits 2021-2026 BMW X1, N/A
• Fits 2021-2026 BMW X5, N/A
• Fits 2021-2026 BMW X7, N/A
• Fits 2021-2026 Mercedes-Benz C300, N/A
• Fits 2022-2026 Mercedes-Benz GLC300, N/A
• Fits 2022-2026 Mercedes-Benz GLE450, N/A
• Fits 2022-2026 Mercedes-Benz GLS580, N/A
• Fits 2022-2026 Mercedes-Benz Sprinter 2500, N/A
• Fits 2022-2026 Toyota Camry, N/A
• Fits 2022-2026 Toyota RAV4, N/A
• Fits 2022-2026 Volkswagen Atlas, N/A
• Fits 2022-2026 Volkswagen Golf R, N/A