The bumper mounting points for the Honda Inspire are the same as for the Acura TL of the respective generations.
See instructions:
How to remove front and rear bumper Acura TL (Honda Inspire) (1998-2003)
How to remove front and rear bumper Acura TL (Honda Inspire) (2004-2008)
How to remove front and rear bumper Acura TL (Honda Inspire) (2008-2014)