The required number depends on the displacement and horsepower. Please see the required quantity chart.
◆ Easy installation - simply applying the sticker-like product to the air cleaner on the engine.
◆ Static suppression effect - improves intake airflow by reducing static electricity charged on air cleaners while driving*.
◆ Maintenance free - 2 years of use without maintenance after installation.
◆ Patented in Japan
Some fuel savings.guess about 5-10% on highway noticeably on 30-40 km driving.
Power increase cannot confirm as I'm using throttle controller .
Will test on longer distance highway of at least 100km and above in the new future
After installation,when driving can feel the difference in response and acceleration, better then before.
Sceptical at first. Bought 2 to experiment as in Theory it sounds workable. Received with 1 week or so. Pasted on air intake hose and box as stated in manual. I
My engine sound and feel more crispy and lighter. Not sure is psychological. So far no fuel saving.
Overall given its reasonable price point, I guess is no harm fixing it
After pasted adPower on the air filter box, my 2018 Mazda 3 accelerates faster and smoother. Fuel consumption improves from 8.1 to 6.1L/km.
Ordered another 1 to paste on the air duct hopefully can achieve more improvement.
The magic sticker!