Fresh Chilean peaches are available in markets during the winter months.
Combine first 5 ingredients in large shallow dish or heavy-duty zip-top plastic bag; add pork. Cover or seal, and chill 6 to 8 hours.
Remove pork from marinade, discarding marinade.
Stir together honey and brown sugar. Brush pork with honey mixture; sprinkle with sesame seeds. Place on a lightly greased rack in a roasting pan.
Bake at 400° for 25 to 30 minutes or until meat thermometer inserted into thickest portion reaches 160°. Cut into slices; serve with Avocado-Peach Salsa.