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Additives reviews and tests

Alza Test Ranks Additives Based on User Reviews and Other Data

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Additives – Test Results

The result for additives at several price levels is:

What is the Alza Test?

Hundreds of categories, thousands of products, millions of details and user reviews for additives. How can you make sense of all of this? Try our Alza Test, which guarantees an objective selection based on customers' experiences. How the products from additives rank are based solely on various data and feedback from actual people who have purchased the products.

Mazací plány All additives

Metabond SPIRIT for 3.5t engines with START&STOP system - Additive Substance

Metabond SPIRIT for 3.5t engines with START&STOP system

In stock > 5 pcs

Additive Substance - upgrading of metal surfaces of internal parts of internal combustion engines with Start&Stop systems

Added to cart

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VELVANA Velfobin petrol treatment / anti-freeze water in petrol - 450ml - Additive Substance

VELVANA Velfobin petrol treatment / anti-freeze water in petrol - 450ml

2.99 € Save 0.65 €

In stock > 5 pcs

Additive Substance for gasoline treatment / anti-freezing water in gasoline - 450ml

Added to cart

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STP Additive for emission reduction - diesel 400ml - Additive Substance

STP Additive for emission reduction - diesel 400ml

Currently Unavailable

Additive Substance - removes deposits from the fuel system, cleans engine components, significantly reduces emissions

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Millers Oils Engine Flush 250 ml - Engine oil additive - Additive Substance

Millers Oils Engine Flush 250 ml - Engine oil additive

Additive Substance - oil cleaner, engine cleaner, deposit dissolving, volume 250 ml

Added to cart

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K2 DOCTOR CAR SPEC - oil additive, 443ml - Additive Substance

K2 DOCTOR CAR SPEC - oil additive, 443ml

In stock > 10 pcs

Additive Substance New generation product consisting of a special synthetic friction reducer ZDPP (ZineDithioPhosPhate). Seals motor, reduces excess oil combustion and thus reduces...

Added to cart

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Millers Oils Petrol Power ECOMAX 500 ml - Additive Substance

Millers Oils Petrol Power ECOMAX 500 ml

In stock > 5 pcs

Additive Substance for petrol - volume 500 ml

Added to cart

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Metaltec-1 250 ml - Additive Substance

Metaltec-1 250 ml

In stock > 5 pcs

Additive Substance - Metal conditioner reduces friction by up to 90%, use of motors, transmissions, hydraulic system

Added to cart

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MOTUL Dpf Clean, 300 ml - Additive Substance

MOTUL Dpf Clean, 300 ml

Currently Unavailable

Additive Substance - Additive for diesel for DPF cleaning

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LIQUI MOLY SUPER 250ml oil additive - Additive Substance

LIQUI MOLY SUPER 250ml oil additive

In stock > 10 pcs

Additive Substance - Cetan Plus for better performance of diesel engines

Added to cart

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METABOND CL engine cleaner (rinse) 250ml - Additive Substance

METABOND CL engine cleaner (rinse) 250ml

In stock > 10 pcs

Additive Substance - To clean and decarbonise internal parts of internal combustion engines, transmissions and differentials

Added to cart

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STP Winter diesel additive with Anti-gel 200ml - Additive Substance

STP Winter diesel additive with Anti-gel 200ml

In stock > 10 pcs

Buy at the price for both existing and new AlzaPlus+ members 7.28 €

Additive Substance - prevents fuel freezing, fights corrosion and sediment

Added to cart

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LIQUI MOLY Wear protection 125ml - Additive Substance

LIQUI MOLY Wear protection 125ml

Additive Substance - reduces friction, improves engine performance, saves fuel

Added to cart

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STP Petrol additive - 200 ml - Additive Substance

STP Petrol additive - 200 ml

6.85 € 8.17 €

Buy at the price for both existing and new AlzaPlus+ members 5.82 €

Additive Substance - reduces petrol consumption, keeps engine clean, maintains intake valves

Added to cart

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SONAX Injection and carburettor cleaner, 250ml - Additive Substance

SONAX Injection and carburettor cleaner, 250ml

8.90 € 9.39 €

Additive Substance - serves to prevent problems such as starting, engine idling, weak engine response to throttle position, and power loss

Added to cart

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K2 DIESEL 50 ml - fuel additive - Additive Substance

K2 DIESEL 50 ml - fuel additive

In stock > 20 pcs

Additive Substance - reduces fuel consumption, restores performance

Added to cart

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SHERON Diesel additive 500 ml - Additive Substance

SHERON Diesel additive 500 ml

Currently Unavailable

Additive Substance - for diesel engines, suitable for winter, the additive is designed to improve the mechanical properties of fuel (filterability) at low temperatures,...

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Liqui Moly Radiator Sealant, 250 ml - Additive Substance

Liqui Moly Radiator Sealant, 250 ml

In stock > 5 pcs

Additive Substance - for sealing water cooling systems, reliably seals hairline cracks and minor leaks, can also be used as a preventive measure to insure the cooling system is...

Added to cart

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LIQUI MOLY Radiator Cleaner 300ml - Radiator Cleaner

LIQUI MOLY Radiator Cleaner 300ml

In stock > 10 pcs

Radiator Cleaner - for cooling and heating systems

Added to cart

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Metaltec-1 1l - Additive Substance

In stock > 5 pcs

Additive Substance - for oil, fuel system cleaner and engine cleaner, friction reduction, volume: 1000ml

Added to cart

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SONAX Diesel Protection System-Common Rail, 250ml - Additive Substance

SONAX Diesel Protection System-Common Rail, 250ml

9.90 € 10.69 €

Additive Substance improves lower quality diesel and ensures the best performance for the modern diesel system, the lubrication of diesel fuel

Added to cart

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RAVENOL Diesel Clean Extreme, 300 ml - Additive Substance

RAVENOL Diesel Clean Extreme, 300 ml

In stock > 10 pcs

Additive Substance to diesel - winter and summer, for cars and trucks, carburettor and throttle body cleaner, injection cleaner and fuel system cleaner, dissolves deposits, 300 ml...

Added to cart

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LIQUI MOLY AdBlue® additive, 100 ml - Additive Substance

LIQUI MOLY AdBlue® additive, 100 ml

In stock > 5 pcs

Additive Substance for AdBlue - for cars and trucks, dissolves deposits, volume 100 ml for 12 l

Added to cart

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STP Winter petrol additive with water remover - 200ml - Additive Substance

STP Winter petrol additive with water remover - 200ml

Currently Unavailable

Additive Substance - prevents fuel freezing, fights corrosion and deposits

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STP Additive for reducing emissions - petrol 400ml - Additive Substance

STP Additive for reducing emissions - petrol 400ml

6.52 € 10.22 €

Buy at the price for both existing and new AlzaPlus+ members 5.54 €

Additive Substance - removes deposits from the fuel system, cleans engine components, significantly reduces emissions

Added to cart

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No longer sold

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