Wynn's Crystal Clean & Protect (code W21002) prevents crystal formation on AdBlue® system components, keeping the SCR catalyst clean. It enhances SCR efficiency, extends component lifespan, and prevents costly breakdowns or downtime caused by crystallization. Compatible with all approved AdBlue® and DEF fluids. Instructions: ADD ONLY TO THE ADBLUE® TANK at every refill. One 125ml bottle treats up to 15 litres of AdBlue®.

Wynn's Diesel System Cleaner (code W46751) cleans and lubricates fuel pumps and injectors in diesel and hybrid engines. It restores original spray patterns for better combustion, reduces black smoke and diesel knocking, and prevents fuel filter clogging while protecting against rust. Safe for DPF, valves, and turbo. Instructions: add to the fuel tank (treats up to 60 litres) every 3,000 km or 3 fill-ups.

Petrol fuel system and injector cleaner W61351 (325 ml). Cleans and maintains the fuel system, prevents deposit buildup on carburetors, injectors, and valves, and lubricates the upper cylinders. Compatible with gasoline and hybrid engines up to E20.

Potassium-based lead substitute additive W70612 / W70611 (250 ml). Protects unhardened valve seats and prevents premature wear and micro-welding when using unleaded gasoline in classic or traditional engines. Inhibits fuel oxidation during storage and lubricates the combustion chamber. Features a dosing bottle.

Supremium petrol fuel additive W22810 (250 ml). Upgrades regular gasoline to premium quality, cleans and maintains injectors and valves, compensates for the lower energy content of E10 fuels, provides extreme corrosion protection, and lubricates the fuel pump. Features a special dosing bottle.

Fuel stabilizer additive W23912 (250 ml). Specifically formulated to protect and stabilize gasoline during long periods of storage or inactivity for classic cars, motorcycles, marine engines, and stationary equipment. Prevents fuel degradation, protects against rust and corrosion, and ensures smooth engine starting after winter. Treats up to 250 liters.

Fast-acting special cleaner W29978 (200 ml) for throttle body, EGR valve, and turbo. Quickly removes gum, varnish, and carbon deposits from the air intake system. Restores proper engine performance and throttle response, preventing costly replacements. Compatible with gasoline, diesel, and hybrid vehicles.

Professional MAF sensor and air flow meter cleaner W28579 (200 ml). Powerful, fast-drying, residue-free cleaning solution designed to safely remove deposits and restore the air-fuel ratio. Safe for plastic and rubber components, compatible with all gasoline, diesel, and hybrid engines.

Wynn's Dry Fuel (code W71851) is a specialized treatment formulated to absorb and neutralize moisture and condensation within petrol, diesel, and hybrid fuel systems. It protects vital components from rust and corrosion, prevents the fuel filter and carburetor from freezing, and delivers improved cold-start performance. Instructions for use: add directly to the fuel tank (treats up to 60 litres of fuel) once every 6 months.

Wynn's Ice Proof for Diesel (code W22710) is a professional additive designed to improve diesel fuel fluidity in cold weather, providing protection down to -30°C. It prevents the formation of wax crystals and significantly lowers the cold filter plugging point in diesel and hybrid systems. Instructions: add to the tank before refueling at a 0.1% ratio (25 ml per 25 litres), ideally when the ambient fuel temperature is above 0°C.

Prevent crystal formation and expensive SCR repairs with Wynn's W21090. Improves AdBlue efficiency and extends component life. Find out more on Raim professional.

Wynn's W25241 is a highly concentrated diesel injection cleaner formulated for direct application into the fuel filter. DO NOT add to the fuel tank. By filling the empty filter housing with the product, it delivers immediate cleaning to the injectors and pump, dissolves combustion chamber deposits, and cuts black smoke and soot. It restores compression in diesel and hybrid systems. Instructions: fill fuel filter housing, start engine, and drive for 3 km. Use every 6 months.

Oil-soluble engine flush additive Oil System Cleaner W47241 (325 ml). Dissolves sludge, dirt, and deposits in the crankcase, oil lines, and circulation system, frees piston rings and hydraulic valve lifters, and prevents fresh oil contamination. Compatible with gasoline, diesel, hybrid, Low SAPs oils, and wet belt systems.

Wynn's Supremium® Diesel (code W22910) is formulated to upgrade standard EN590 diesel into a premium-grade Super fuel. Engineered for diesel and hybrid engines (compatible up to B100), it cleans injectors, improves cold starts, and cuts black smoke while restoring engine power. It also reduces fuel foaming by up to 60%. Instructions: add to the tank at every fill-up using the built-in dosing bottle at a 0.1% ratio (25 ml per 25 litres of fuel).

Oil-soluble additive Hydraulic Valve Lifter W76841 (325 ml). Restores optimal hydraulic valve lifter operation, frees sticky valve stems, and reduces valve train noise. Dissolves dirt, varnish, and deposits in oil passages, featuring EP agents for extra protection. Compatible with gasoline, diesel, hybrid engines, Low SAPs oils, and wet belt systems.

Automatic transmission system cleaner Automatic Transmission Flush W64401 (325 ml). Cleans the entire automatic transmission system and restores optimal operation. To be used with Wynn's TranSERVE®. Recommended when changing ATF of automatic gearboxes or when experiencing shifting problems. Compatible with all types of gasoline, diesel, and hybrid vehicles.