DIY on a 2009-2014 Acura TL to install switchback leds. This is a complete process that you could watch to help you with other installs.
This is pretty generic on how a bumper is removed for most cars, including older generations of the Acura TL / ACCORD, etc.
LINK:
https://www.endlessrpm.com/bulbs-16/
Can I access and replace the hi beams just by removing the bumper ?
awesome video! ton of help! thank you!