Engine under tray

[montana]

wow, increased drag from an undertray, surely thats splitting hairs!

I tend to remove mine from cars as it makes it easier when doing regular (6k) oil changes.

 

[Foxspeed]

wow, increased drag from an undertray, surely thats splitting hairs!

I tend to remove mine from cars as it makes it easier when doing regular (6k) oil changes.

plenty of eco cars out there that come with engine under trays to reduce drag/tubulance and hence lower co2/better mpg

 

[antnee]

Not just about increasing drag, could also effect how the front end aero works.

The new Civic Type R has had a lot of aero work put into it, look how many undertrays have been fitted to improve the airflow under the car
http://www.tegiwaimports.com/blog/underneath-2015-civic-type-r/

 

[Legend@wheels]

The new r is a monster big improvement then the previous