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 They gourmetized the pieces, that’s it! 😮‍💨 
 And the filter is far less efficient than the factory supplied filter. (Over standard life cycle)
The claims defy simple physics.  
 I like to laugh a little, seeing the changes my friends make to their cars. Engineers study years to bring maximum improvement to cars. They, on the other hand, with a very weak second degree, exchange everything for to feel exclusive and “more powerful”. 😅😅 
 Most typical add-on parts are just that. Feel.

There are places where significant gains can be had, but it takes a lot more time, planning, and money.