ignition amplifier colour(black , bule , red) RACING MAX SPEED ignition enhancer / ignition is developed ... the engine horsepower, fuel-saving 5% -15% year on year; 3, burning completely, to reduce exhaust emissions; 4, to reduce or ... life; 6, heat resistance, waterproof design. Universal ignition amplifier engine 3 4 6 cylinder (Black , bule ,red)