Liqui Moly Cera Tec Anti-Wear Oil Additive - 300ml

Cera Tec is a high-tech ceramic wear protection that reduces friction and wear through ceramic com...

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Product Information

Full details

This guide is designed for vehicle owners and maintenance professionals seeking to enhance engine longevity and efficiency. Liqui Moly Cera Tec offers advanced high-tech ceramic wear protection, significantly reducing friction and extending the service life of critical components, while potentially lowering fuel consumption. However, it is crucial to understand that Cera Tec is not suitable for use with wet clutches.

All features

Model Part Number3721
BrandLiqui Moly

Extended Product Information

FAQs

How often should I add Liqui Moly Cera Tec?

The long-term effect of Cera Tec lasts for approximately 50,000 km. It should be reapplied with oil changes around this mileage interval to maintain continuous protection and benefits.

Can I use Cera Tec in an older, high-mileage engine?

Yes, Cera Tec is compatible with all commercially available motor oils and motor vehicle gear oils, making it suitable for a wide range of gasoline and diesel engines, including older models with high mileage. It can help reduce wear and extend the life of existing components.

Is Cera Tec safe for vehicles with a diesel particulate filter (DPF)?

Yes, Cera Tec has been specifically tested and is proven suitable for diesel particulate filters (DPF), turbochargers, and catalytic converters, without causing any harmful deposits or adverse effects on these systems.

Does Cera Tec replace the need for regular oil changes?

No, Cera Tec is an additive designed to enhance the protective qualities of your engine oil. It does not replace the need for regular oil changes according to your vehicle manufacturer's recommendations. Always adhere to your vehicle's service schedule.

Can Cera Tec be used in an automatic transmission?

Cera Tec is not suitable for use with wet clutches, which are common in many automatic transmissions. It is specifically recommended for engines, manual transmissions, pumps, and compressors. Always verify your transmission type before use.

What does 'shake well before use' mean for the effectiveness of the product?

Shaking the bottle vigorously before use is essential because Cera Tec contains fine ceramic solid lubricants that can settle over time. Shaking ensures these particles are evenly suspended and properly dispersed into your engine or gear oil, allowing them to form the intended protective layer on metal surfaces.

Troubleshooting

I haven't noticed any immediate changes after adding Cera Tec.

Cera Tec's primary benefits are long-term wear reduction and component protection. While some users report immediate engine smoothness, improvements in fuel efficiency may take time to manifest and also depend on driving conditions and vehicle maintenance. Ensure you shook the bottle well before use and added the correct dosage.

I'm unsure if Cera Tec is compatible with my vehicle's transmission.

Cera Tec is suitable for manual transmissions, pumps, and compressors. It is explicitly *not* for use with wet clutches, which are commonly found in many automatic transmissions and some motorcycle engines. Consult your vehicle's owner manual or a qualified mechanic to confirm your transmission type before adding.

What if my oil capacity is not exactly 5 liters?

One 300ml bottle is formulated for up to 5 liters of oil. If your oil capacity is significantly different (e.g., 3 liters or 8 liters), you can proportionally adjust the amount of Cera Tec. However, for best results and to ensure the ceramic layer forms properly, it is generally recommended to use the full bottle within a reasonable range (e.g., 4-6 liters). For capacities outside this, consider the proportional amount.

The product settled in the bottle before I added it.

Cera Tec contains ceramic solid lubricants, which can settle over time. It is crucial to shake the bottle vigorously for at least 30 seconds immediately before adding it to the oil. This ensures the ceramic particles are evenly dispersed and effectively integrate into your oil system.

Pros and Cons

Pros

  • Significantly reduces friction and wear, leading to smoother operation
  • Extends the service life of engines, manual transmissions, pumps, and compressors
  • Potential for improved fuel economy in gasoline and diesel engines
  • Compatible with virtually all commercially available motor and gear oils
  • Provides long-term protection, effective for up to 50,000 km
  • Safe for modern emission control systems including DPFs and catalytic converters

Cons

  • Not suitable for vehicles equipped with wet clutches
  • Requires shaking well before each use to ensure proper mixing
  • Initial cost of the additive may be a consideration for some users
  • Benefits are primarily long-term; immediate, drastic changes may not always be perceptible

Setup, Compatibility & Care

Setup Instructions

Adding Cera Tec to your vehicle's oil is a straightforward process:

  1. Shake Well: Before opening, vigorously shake the 300ml bottle of Cera Tec for at least 30 seconds to ensure the ceramic particles are thoroughly mixed and suspended.
  2. Add to Oil: Pour the entire contents of the 300ml bottle directly into the engine's oil filler neck or the manual transmission/pump/compressor's oil filler opening.
  3. Dosage: One 300ml bottle is sufficient for 5 liters of oil. Adjust proportionally if your system holds a significantly different oil volume.
  4. Self-Mixing: Cera Tec will mix itself with the existing oil. For engines, it's often best to add it during or immediately after an oil change, or when the oil is warm, then run the engine for a few minutes to circulate.

Compatibility

  • Oils: Cera Tec is miscible with all commercially available motor oils (both gasoline and diesel) and motor vehicle gear oils. This includes synthetic, semi-synthetic, and mineral-based oils.
  • Systems: Suitable for engines, manual transmissions, pumps, and compressors.
  • Exclusions: NOT suitable for use with wet clutches. This typically means it should not be used in most automatic transmissions, some continuously variable transmissions (CVTs), or certain motorcycle engines that use a wet clutch system. Always verify your vehicle's specific clutch type if unsure.
  • Modern Components: Fully compatible with diesel particulate filters (DPF), turbochargers, and catalytic converters.

Care and Maintenance

  • Reapplication: The long-term effect of Cera Tec lasts approximately 50,000 km. Plan to reapply with your oil changes around this mileage interval to maintain continuous protection.
  • Storage: Store in a cool, dry place, away from direct sunlight.
  • Safety: Keep out of reach of children. Avoid contact with eyes and skin; refer to the product safety data sheet for detailed information.