Originally Posted by kielbasa16

I dont get why Nissan does this, put out performance parts that underperform relative to the competition at a premium cost. I feel like more people would be inclined to purchase the very expensive Nismo performance parts (to keep their cars 'Nissan') if they were at least comparable in the gains they put out.

I guess Nissan just isnt in the business of performance parts, but isnt Nismo? Do other car companies do the same?