Max-Clean is a state-of-the-art fuel system treatment that cleans injectors, restores fuel economy and reduces both the engine buildup and tailpipe emissions. Max-Clean's proprietary technology targets both the intake system and the combustion chamber and is effective on the entire spectrum of engines on the road, whether they are new or old, gasoline or diesel, naturally aspirated, turbocharged or supercharged. Product Features:3-in-1 fuel additive keeps new engines clean and improves vehicle's performanceImproves fuel economy an average of 3.2 percentIncreases horsepower an average of 2.6 percentReduces hydrocarbon, NOx and CO emissions (on average 12, 13 and 18-percent respectively)Prevents rough idle, hesitation and stalling