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Volume
18 ml
5,000 ml
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Additives reviews and tests

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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.

225 Results
4.6 10×
LIQUI MOLY Octane Booster 200ml
Additive Substance for petrol - winter and summer, increases octane number, volume 200 ml
Buy with code ALZADNI5 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 5 % s kódom ALZADNI5. Kliknite a kód sa uplatní automaticky. 15.11 €
15.90 €
79.50 €/l
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPR329092
4.5 11×
MOTUL Hydraulic Lifter Care, 300 ml
Additive Substance - Oil additive for lubrication optimization and wear reduction for petrol and diesel engines
7.89 €
26.30 €/l
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPR17009d
4.6
JLM Diesel DPF ReGen Plus - DPF regeneration support 250ml
DPF Cleaner supports DPF regeneration
Great price 13.90 €
55.60 €/l
Buy
In stock > 10 pcs at the supplier's
Order Code: MOTO97169
4.7
MOTUL Radiator Clean, 300 ml
Additive Substance - for cooling system maintenance, for all types of closed systems
from  5.58 €
21.90 €/l
Currently Unavailable
Order Code: AUPR17009i
4.7
MOTUL Radiator Stop Leak, 300 ml
Additive Substance - for cooling system maintenance, prevents refrigerant losses, for all types of closed systems
from  5.23 €
21.83 €/l
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPR17009j
4.8
RAVENOL DPF Cleaner, 300 ml
Additive Substance - winter and summer, for cars and trucks, DPF cleaner, dissolves deposits, 300 ml volume for 30 l
9.79 €
32.63 €/l
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPR110438
4.8
RAVENOL Petrol Clean Extreme, 300 ml
Additive Substance for petrol - winter and summer, for passenger cars, trucks and motorcycles, carburettor and throttle body cleaner, injection cleaner and fuel system cleaner, dissolves deposits, 300 ml volume is sufficient for 60 l
8.49 €
28.30 €/l
Currently Unavailable
Order Code: AUPR110433
4.3 14×
LIQUI MOLY Stop power steering oil leak 35ml
Additive Substance for oil - winter and summer, prevents leaks, volume 35 ml
Buy with code ALZADNI5 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 5 % s kódom ALZADNI5. Kliknite a kód sa uplatní automaticky. 9.40 €
9.89 €
282.57 €/l
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPR329085
4.4 12×
JLM Diesel Turbo Cleaner, 500 ml
Additive Substance to diesel - winter and summer, for passenger cars, ERG valve and turbo cleaner, for manual and automatic transmissions, dissolves deposits and increases performance, 500 ml volume is sufficient for 70 l
26.90 €
53.80 €/l
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPR106982
4.5 10×
STP Petrol Engine Cleaner Start-Stop 200 ml
Additive Substance - helps the engine when START-STOP mode is on, protects the engine, reduces fuel consumption
5.79 €
28.95 €/l
Currently Unavailable
Order Code: AUPR241059
4.4 10×
LIQUI MOLY Wear Protection 200ml
Additive Substance for oil - winter and summer, engine cleaner, reduces friction, volume 200 ml
Buy with code ALZADNI5 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 5 % s kódom ALZADNI5. Kliknite a kód sa uplatní automaticky. 19.28 €
20.29 €
101.45 €/l
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPR329088
4.8
Wynn's 55863 Radiator Stop Leak, 325 ml
Radiator Cleaner - a special sealant designed to eliminate minor leaks in cooling systems, with anti-corrosive properties, it is normally miscible with water and all common cooling and antifreeze fluids
Discounted -35 % 8.97 € 13.90 €
27.60 €/l
Buy
In stock > 10 pcs at the supplier's
Order Code: AUPR69852
5.0
JLM Petrol Extreme Clean - Effective Fuel System Cleaner 500 ml
Additive Substance for petrol - winter and summer, for passenger cars, fuel system cleaner, increases the octane number, dissolves deposits and increases performance, 500 ml volume is sufficient for 60 l
Great price 25.90 €
51.80 €/l
Buy
In stock > 5 pcs at the supplier's
Order Code: MOTO97176
5.0
JLM Diesel Rapid Fuel System Cleaner injector flush, 500 ml
Injector Cleaner - 500 ml, increases performance, dissolves deposits, for diesel engines, for summer and winter season
17.90 €
35.80 €/l
Buy
In stock > 10 pcs at the supplier's
Order Code: AUPR106981
5.0
RAVENOL Petrol Power Performance, 300 ml
Additive Substance for petrol - winter and summer, for passenger cars, trucks and motorcycles, carburettor and throttle body cleaner, injection cleaner and fuel system cleaner, increases performance, 300 ml volume is sufficient for 60 l
7.49 €
24.97 €/l
Currently Unavailable
Order Code: AUPR110432
5.0
RAVENOL Petrol Octane Booster, 300 ml
Additive Substance for petrol - winter and summer, for passenger cars, trucks and motorcycles, fuel system cleaner, increases the octane rating and boosts performance, 300 ml volume is sufficient for 60 l
8.79 €
29.30 €/l
Currently Unavailable
Order Code: AUPR110434
5.0
LIQUI MOLY Lead substitute in fuel 250ml
Additive Substance for petrol - winter and summer, volume 250 ml
Buy with code ALZADNI5 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 5 % s kódom ALZADNI5. Kliknite a kód sa uplatní automaticky. 15.19 €
15.99 €
63.96 €/l
Currently Unavailable
Order Code: AUPR329084
4.4
METABOND GT Plus for gearboxes and differentials 250ml
Additive Substance - designed for gearboxes, differentials and industrial drives, suitable for new and used equipment
45.90 €
183.60 €/l
Currently Unavailable
Order Code: AUPR2568
4.5
Dynamax E10 Gasoline additive, 500 ml
Additive Substance for petrol - winter and summer, for passenger cars and motorcycles, suitable for two-stroke, four-stroke engine, reduces friction and increases performance, 500 ml volume is sufficient for 500 l
11.68 €
23.36 €/l
Buy
In stock > 10 pcs at the supplier's
Order Code: AUPR82350
4.3
NANOTECH-EUROPE Diesel Oil Cleaner - Tungsten Nano Coating 140 ml
Additive Substance for oil - winter and summer, for passenger cars, engine cleaner, reduces friction, 140 ml volume for 4.5 l
33.99 €
242.79 €/l
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPRnano002
4.3
NANOTECH-EUROPE Oil cleaning additive for diesel engines - Tungsten Nano coating 110 ml
Additive Substance for oil - winter and summer, for passenger cars, engine cleaner, reduces friction, 110 ml volume for 3.5 l
27.49 €
249.91 €/l
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPRnano001
4.3
NANOTECH-EUROPE Oil cleaning additive for diesel engines - Tungsten Nano coating 300 ml
Additive Substance for oil - winter and summer, for passenger cars, engine cleaner, reduces friction, volume 300 ml for 10 l
70.19 €
233.97 €/l
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPRnano005
4.3
NANOTECH-EUROPE Diesel Oil Cleaner - Tungsten Nano Coating 180 ml
Additive Substance for oil - winter and summer, for passenger cars, engine cleaner, reduces friction, volume 180 ml for 6 l
43.89 €
243.83 €/l
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPRnano003
4.3
NANOTECH-EUROPE Diesel Oil Cleaner - Tungsten Nano Coating 240 ml
Additive Substance for oil - winter and summer, for passenger cars, engine cleaner, reduces friction, 240 ml volume for 8 l
55.99 €
233.29 €/l
Buy
In stock > 5 pcs
Order Code: AUPRnano004

Additives reviews and tests

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