17. You have 2 NSX connecting rods and a set of oil pump gears (from another NSX, not yours) hanging on your garage wall, and you bring them with you to NSX meets, car shows, etc.
18. You keep every part ever removed from your NSX (i.e. replaced by aftermarket part, or just removed like the phone) in your attic.
19. Tires obtained using vouchers from Acura were on your car in the 21st century.
20. Due to frequency, "replacing rear tires every time you change oil" isn't as expensive as it sounds.
21. NSX is 17 years old with original paint and you can't understand why other NSXs are repainted / color-changed seemingly at whim by people not under duress.
18. You keep every part ever removed from your NSX (i.e. replaced by aftermarket part, or just removed like the phone) in your attic.
19. Tires obtained using vouchers from Acura were on your car in the 21st century.
20. Due to frequency, "replacing rear tires every time you change oil" isn't as expensive as it sounds.
21. NSX is 17 years old with original paint and you can't understand why other NSXs are repainted / color-changed seemingly at whim by people not under duress.