Added 1/2 teaspoon maple extract to wort after cool down. After 1 week had good maple flavor added 1/8 teaspoon and let sit for 1 more week.
Based on boiling 4.00 gallonsliters at 1.046 for 60 minutes, this will decrease your wort by 1.00 gallonsliters, bringing your after boil OG to 1.058. You were planning on an OG of 1.058 so you are right on track. Nice job!