Top 5 Engine Oil Stop Leak UK – Engine Oil Additives

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1. Lucas Oil

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3.785 Litre, Lucas Oil 10279 Gallon Engine Stop Leak

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Lucas Oil #ad - Extends the life of engine oil by at least 50%. Contains nothing that could be harmful to an engine. Less engine noise.
BrandLucas Oil #ad
ManufacturerLucas Oil Products Inc #ad
Height15.24 cm (6 Inches)
Length10.16 cm (4 Inches)
Weight3.56 kg (7.84 Pounds)
Width15.24 cm (6 Inches)
Part Number10279
Model10279
WarrantyNo Warranty

2. XADO

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Atomex Set of 2, Stop Leak Engine & MultiCleaner, XADO Oil Loss Stop & Petrol Fuel System Cleaner

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XADO #ad - Petrol injector cleaner - provides a complete alternative to professional cleaning of the injectors. Set of 2 fuel system cleaner petrol + oil loss stop. Engine oil additive to eliminate leakage points in the engine. Restores the work of the fuel pump - ensures reliable protection of the system. Stops leaks and oil leaks on the engine | Prevents recurrence.
BrandXADO #ad
ManufacturerXADO #ad
Part NumberXA 41813 XA 40013

3. Wynn's

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Wynn's 1831051 64505 Power Steering Stop Leak 125 ml & 50664 325ml Engine Stop Leak

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Wynn's #ad - Product 1: cleans and protects the system by means of detergents and dispersants. Product 1: stops & prevents fluid leaks without dismantling. Product 1: smoothes and quietens power steering action. Product 2: car parts. Product 1: wynns power steering stop leak - 125ml.
BrandWynn's #ad

4. STP

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STP GST63300EN Engine Stop Leak for Petrol & Diesel Engines 300 ml

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STP #ad - Contains no solids to clog filters or inhibit flow. Is compatible with regular and synthetic motor oils. Helps stop minor oil leaks. Conditions engine seals. Proudly made in the UK.
BrandSTP #ad
ManufacturerSTP #ad
Height21.5 cm (8.46 Inches)
Length10 cm (3.94 Inches)
Width7 cm (2.76 Inches)
Part NumberGST63300EN
ModelGST63300EN

5. Liqui Moly

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Liqui Moly P000002 3676

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Liqui Moly #ad - One 300 ml can of oil leak stop is sufficient up to 5 liters of motor oil. For all gasoline and diesel engines. After adding, run the engine until warm. Reduces engine noise and oil consumption through piston rings and valve guides. Counteracts oil dilution. Compatible with all commercially available motor oils. Regenerates rubber and plastic engine seals such as shaft seals and valve stem seals and prevents oil stains under the vehicle. Sealing first takes effect after about 600 - 800 km. Not suitable for use in motorcycles with wet clutches! The product can be added at any time.
BrandLiqui Moly #ad
ManufacturerLIQUI MOLY GmbH #ad
Height6 cm (2.36 Inches)
Length12 cm (4.72 Inches)
Weight0.3 kg (0.66 Pounds)
Width6 cm (2.36 Inches)
Part NumberP000002
Model01802

6. Wynn's

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Wynns WY55864 Radiator Stop Leak 325ml

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Wynn's #ad - Is compatible with all antifreezes and coolants, also with OAT coolants. Is formulated to avoid clogging of radiator waterways and temperature sensors. Will not harm rubber hoses, gaskets or other system components. Car parts. Enhanced protection against rust and corrosion. Stops and prevents leakages in the radiator, cooling and heating system.
BrandWynn's #ad
ManufacturerWynn Oil UK #ad
Height9.21 cm (3.63 Inches)
Length1.81 cm (0.71 Inches)
Weight0.17 kg (0.37 Pounds)
Width3.39 cm (1.33 Inches)
Part Number55864
ModelWY55864