this article says no
	
	
		
			
				
			
			
				
				Coolers are still forbidden inside NSS -GLADEVLLE – Nashville Superspeedway is in the process of constructing 2,600 additional parking spaces which will be available for the June 24-26 NASCAR tripleheader weekend.“Everything is on schedule,” track President Erik Moses said Friday. “The...
				
					
						
							
						
					
					www.wilsonpost.com
				
 
			 
		 
	 
the reasons cited for no are hilarious
“It’s for safety reasons. We don’t want fans tripping over coolers in the aisles.” - really? I wonder how IMS does it with 300k for the Indy 500 each year
“Each cooler would have to be opened at the entrance gates and checked to make sure nothing dangerous is brought in,” - I mean, yea I get it.... but see answer above
“That would create long lines and backups we’re trying to avoid." - give me a break, I'd stand in line for 10 mins longer to bring in a cooler to a racetrack.
but NSS website says you could bring a clear bag with outside food, and no loose ice.