If your wondering where its located in the vehicle, it is on the passenger side of the engine compartment up by the passenger headlight. If your wondering where you can buy one, go to a salvage yard or go to a Honda dealership.
Changing an air filter in a 2009 Honda Pilot is simple to do. First raise the hood and find the air filter box. There will be clips holding the box closed, remove the clips and open the box to reveal the old filter. Replace it with a new unit.
The answer is no it won't fit. You need an air intake box from a 1986-1989 Accord.
Where can you find a diagram for the fuse box on a 1995 Honda civic si?"
Under the tank and under air box... Becareful for the air box and all hosing
Behind the glove box
There is an air conditioning blower fuse on the 2004 Honda. The fuse is in the fuse box. The fuse box is located in the engine compartment.
Changing an air filter on a 2005 Honda Accord requires opening the air box in the engine bay. Remove the clips that hold it shut and open the box. Replace the filter.
The cabin air filter on a 1998 Honda Accord is located behind the glove box. Unmount the glove box from its bracket and pull it out. The filter will then be visible.
Right under air filter box.
Its under seat the big black box in the center. That is air box take out the 2 screws & air filter is in side the airbox.
Answering "Where can you find an online diagram of the underhood fuse box on a 1999 Honda civic ex?"
google images.. search "1995 Honda Civic fuse box diagram"