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Wynns Catalytic Converter & Oxygen Sensor Cleaner 500ml

This fuel additive is formulated for petrol and petrol hybrid engines, with particular benefit during city driving cycles. It works by removing deposi...

From Car Smart

£ 17.99

Wynns CV DPF Regen and NOx Sensor Protector 1 Litre

This fuel additive is formulated to protect and optimise diesel after-treatment systems, including DPF and NOx sensors. It reduces soot combustion tem...

From Car Smart

£ 54.00

Wynns Diesel EGR Cleaner 150ml

Wynns Diesel EGR Cleaner removes gum, lacquer, tar, carbon and varnish from the air intake system, airflow sensor, inlet valves, turbo and EGR system....

From Car Smart

£ 13.99

Wynns Diesel EGR Cleaner 200ml

Wynns Diesel EGR Cleaner removes gum, lacquer, tar, carbon and varnish from the air intake system, airflow sensor, inlet valves, turbo and EGR system....

From Car Smart

£ 13.99

Wynns Catalytic Converter Cleaner 325ml

Wynns Catalytic Converter Cleaner is formulated to restore engine performance and improve cleanliness whilst reducing emissions. It optimises the effi...

From Car Smart

£ 13.99

WYNNS Petrol EGR Cleaner 200ml

WYNNS Petrol EGR Cleaner provides immediate cleaning of the air intake system, airflow sensor, inlet valves and EGR system. It dissolves gum, lacquer,...

From Car Smart

£ 13.99

WYNNS Petrol EGR Cleaner 150ml

WYNNS Petrol EGR Cleaner provides immediate cleaning of the air intake system, airflow sensor, inlet valves and EGR system. It dissolves gum, lacquer,...

From Car Smart

£ 13.99

WYNNS Cooling System Stop Leak 325ml

WYNNS Cooling System Stop Leak is a radiator additive formulated to seal small leaks in radiators and cooling systems, including head gasket leaks. It...

From Car Smart

£ 11.99

WYNNS Gasket Maker Power Can Black 200ml

Single-component silicone gasket maker that cures without mixing, forming durable seals to replace cork, felt, paper and rubber gaskets on metal compo...

From Car Smart

£ 22.00