1. Combine all of the marinade ingredients in a bowl or blender. Mix well. Put Pork Tenderloins in a zip lock bag. Pour marinade over the tenderloins. Place in refrigerator; marinade 3 hours – overnight.
2. Preheat BBQ/grill. Remove tenderloins from marinade; shake excess marinade into bag. Pour marinade into saucepan. Cook tenderloins on BBQ 6 minutes – turn to other side and cook for additional 6 minutes. Test meat for doneness.
3. While tenderloins are grilling, bring marinade to a boil in saucepan. Reduce by half.
4. Slice tenderloins; drizzle glaze over top.