sorry but i just cant seem to find any thread about upgrading an aftermarket head unit. is it complicated or not? what will i need to do? thnx!
how do i pull off the trims?

 

Do your searching in this link brother, youll get better results there.

https://www.clublexus.com/forums/lex...lectronics-12/

 

https://www.clublexus.com/forums/lex...b-working.html

try this...

 

With that previous post, you don't even have to run speaker wire, they make a harness now for the speakers. So it's a very easy installation. But next time do some searching man

As for pulling off the door sill trim, you pull up. It's as simple as that

 

Be sure to get the screws under the cup holder! Take the cup holder out and start there! Good luck.