STP Petrol Treatment Specially formulated to improve engine performance and reduce fuel consumption by fighting the build-up of harmful dirt, gum, varnish & deposits in the fuel system. For best results use every 1,000 miles. Safe for catalytic converters. STP Petrol Treatment, used regularly, helps:
- Keep carburettors and fuel injectors clean
- Reduce intake valve deposits Fight rust in the fuel system
- Reduce petrol consumption Reduce exhaust emissions
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