A lead-free version of Tetraboost intended for later racing and performance cars (1 litre, box of 6 x 1 litre)

Differential, and Gear Oil Additive (125ml)

Fast acting, solvent free, engine cleaning formulation (375ml)

Formulated to control oil leaks due to deteriorated seals and gaskets (375ml)

Kills an infestation of microbial slime in your fuel system (50ml, 12x50ml)

Delays the onset of fuel oxidation prevalent in modern petrol (50ml, 12x50ml)

Conventional lead replacement, octane booster and ethanol protection in convenient one-shot bottles (50ml, 12x50ml)

Engine Oil Additive designed to enhance the friction qualities and improve the anti-wear properties of engine oils

Extralube ZX1 is Britain's fastest selling Micro Oil Metal Treatment. Also suitable for use as an upper cylinder lubricant. (250ml)

Anti-friction treatment oil additive to reduce friction by up to 90% (200ml, 1 litre)

Anti-friction treatment oil additive with PTFE for heavy loads and high temperatures (200ml, 1 litre)

Improves the efficiency and cleanliness of petrol injectors and carburettor jets (500ml)

Anti-friction treatment for injection and carburettor systems (200ml, 1 litre)

The only true lead REPLACEMENT - adds Tetra Ethyl Lead (TEL) to replicate genuine 4 and 5 star leaded petrol (945ml, cases of 6x945ml)

Valvemaster Plus for lead replacement, ethanol protection and increased performance (250ml)

Valvemaster is the most widely used lead replacement (250ml)

A lead free fuel treatment, developed to protect against valve seat recession (500ml)

Millers VSPe Power Plus in a handy multi-use dispenser, treats 500 litres of fuel (500ml)

A fuel treatment providing ethanol protection when using unleaded fuel (250ml)

A competition-derived valve seat lubricant and combustion enhancer (250ml)

A corrosion inhibitor for fuel tanks and fuel systems. Add to fuel before laying-up (250ml)

Dual purpose lead replacement additive for vehicles originally designed to run on leaded fuel and vehicles that run on LPG (1 litre)

Adds up to 4 cetane numbers and cleans fuel system components (500ml)

A product to be added to the oil in an engine or gearbox to help minimise leaks (250ml)

Cleans the fuel system, lubricates and protects, achieving a reduction in fuel consumption and wear between the component parts. (200ml & 1 Litre)

Faher Lubricates and Protects parts of the fuel system from corrosion and oxidation, reducing vibrations and improving their response. (90ml, 1 Litre)

Faher's Additive for rejuvenating engine and gearbox seals. Treats up to 7 Litres of oil (250ml)

Faher Lubricates and Protects parts of the Petrol fuel system from corrosion and oxidation, reducing vibrations and improving their response. (3x90ml, 1 Litre)