Knowing you
Am sure if & when you decide to upgrade car model in next 3 years. The buyer will be at the benefit of all accessories, but will be a sore negotiator without acknowledgement.
I believe you have done enough and it is Now time to enjoy it with grace. Any on road / parking location appreciation shall be replied only with a smile & a thank you.
Since All is A DIY it is priceless 
Everything Else is 2ndry.
Altogether you have done a great job start to enjoy. Drive like a Boss
Stay safe drive safe 