Additives

Treatments, tonics & flushes designed to support and improve the general running of your vehicle. Also available in 1000 Litre IBC.


Petrol Treatment 325ml

Petrol Treatment 325ml

Product No: SGA01

Silverhook Petrol Treatment will help maintain your engine and fuel systems performance and prevent ..

POA

Petrol Injector Cleaner 325ml

Petrol Injector Cleaner 325ml

Product No: SGA02

Unleaded fuel incorporates a mixture of wax, laquer and varnish called ‘olefins’ to help replace the..

POA

Gold Edition Petrol Treatment 325ml

Gold Edition Petrol Treatment 325ml

Product No: SGA03

Silverhook Gold Edition Petrol Treatment is an advanced detergent additive containing CE+ patented t..

POA

Diesel Treatment 325ml

Diesel Treatment 325ml

Product No: SGA04

Diesel fuel contains additives which are incorporated to help coat and protect your diesel engine. W..

POA

Gold Edition Diesel Treatment 325ml

Gold Edition Diesel Treatment 325ml

Product No: SGA05

Silverhook Gold Edition Diesel Treatment uses a unique combustion enhancer CE+ which allows the fuel..

POA

Engine Flush Treatment 325ml

Engine Flush Treatment 325ml

Product No: SGA06

Engine oils can form acids as a result of the combustion process and oxidation. Even after draining ..

POA

Oil Stop Smoke & Treatment 450ml

Oil Stop Smoke & Treatment 450ml

Product No: SGA07

Excessive exhaust smoke in older or high mileage vehicles is often caused by burning engine oil. Fri..

POA

Stop Leak for Automatic Transmission & Power Steering 325ml

Stop Leak for Automatic Transmission & Power Steering 325ml

Product No: SGA08

Older and higher mileage vehicles can develop consistent signs of fluid loss in Automatic Transmissi..

POA

Stop Leak for Engines 325ml

Stop Leak for Engines 325ml

Product No: SGA09

Silverhook Engine Stop Leak contains seal conditioner additives to help correct external rubber seal..

POA

Diesel Treatment for Commercial Vehicles 325ml

Diesel Treatment for Commercial Vehicles 325ml

Product No: SGA10

Silverhook Diesel Treatment for Commercial Vehicles uses a unique combustion enhancer CE+ which allo..

POA

Oil Tonic 325ml

Oil Tonic 325ml

Product No: SGA11

Modern petrol and diesel engines have close tolerances and operate in a highly demanding enviro..

POA

Radiator Anti-Rust Treatment 325ml

Radiator Anti-Rust Treatment 325ml

Product No: SGA12

Silverhook Radiator Anti-Rust Treatment is ideal for all types of water cooled engines (including al..

POA

Power Steering & Transmission Flush 325ml

Power Steering & Transmission Flush 325ml

Product No: SGA13

The inside of your automatic transmission is a harsh environment with operating temperatures reachin..

POA

Radiator Flush 500ml

Radiator Flush 500ml

Product No: SGA14

Over time, the build-up of sludge and rust can impair the performance of cooling systems. This can l..

POA

Stop Leak for Radiators 325ml

Stop Leak for Radiators 325ml

Product No: SGA15

Silverhook Stop Leak for Radiators quickly finds and permanently seals radiator leaks. It is formula..

POA

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