COMPREHENSIVE ENGINE & EMISSIONS CLEANING – Advanced formula effectively dissolves carbon buildup, unclogs the catalytic converter, and cleans fuel injectors and the EGR valve, restoring engine efficiency and performance. OPTIMIZE ENGINE PERFORMANCE & EFFICIENCY – Designed to remove stubborn carbon deposits from catalytic converters, oxygen sensors, and exhaust systems, helping your vehicle run smoother, reduce emissions, and improve fuel efficiency. FUEL ECONOMY & ENGINE EFFICIENCY – Optimizes fuel combustion for a smoother drive, enhances overall fuel efficiency, helping you save money at the pump while keeping your engine in peak condition. PASS EMISSIONS TESTS WITH CONFIDENCE – Lowers harmful emissions, our formula helps your vehicle meet emission standards, increasing your chances of passing state and federal smog tests effortlessly. EASY TO USE, INSTANT EFFECT – Simply pour into your fuel tank; no mechanical expertise required. Works immediately to start cleaning your system. Engine Wizard’s Catalytic Converter Cleaner is specially formulated to eliminate carbon buildup and restore catalytic converter efficiency, ensuring a smoother ride and lower emissions. Struggling to pass an emissions test? Our advanced formula optimizes your exhaust system for peak performance. Safe for gasoline, hybrid, and diesel engines. Instructions: 1. Pour one full bottle (1 oz) into the fuel tank for every 12-16 gallons (45-60 liters) of gasoline or diesel. 2. Drive normally for at least 30-40 minutes to allow the cleaner to circulate and take effect. 3. Use every 3,000 miles or once every 3 months for best results.