Point 1: Outer Box - Prints* Letters 'STYLISH SPEC' on fake one are thinner and darker in color than genuine one.
Point 2: Outer Box - Product Label* Fake label is bigger than the frame printed on the box thus is going over the line.
* Fonts used on the label is thinner and the print is light.
Point 3: Protuct - Part & Lot Number* Genuine S.Tech has both part number and lot number printed parallel to the coil itself, while fake one has them parallel to the ground (meaning at an angle to the coil).
* Also, the fake one has bolder letters.
Point 4: Product - Logo* Fake one has a 'TEIN' logo sticker. The real S.Tech should have it directly printed on.
Point 5:* Different designs illustrate a difference in engineering data; therefore, the products quality specs and MOST IMPORTANT your SAFETY is left unknown.