Get a Free Battery Test at Smithburg Automotive, Inc. Batteries 48 months old or older are considered to be at high risk of not starting when cold temps hit. Older, weaker batteries also cause a lot of extra wear and tear on alternators and starters. Act now to avoid trouble later! Get your old battery replaced while you wait at either location. - Full line of Interstate & Napa batteries in stock - bp SMITHBURG AUTOMOTIVE, Inc 2 Convenient Fairfield Locations 407 S. 23rd St. 641-472-2454 or 641-472-2831 308 W. Burlington Ave. 641-472-5454 Get a Free Battery Test at Smithburg Automotive, Inc. Batteries 48 months old or older are considered to be at high risk of not starting when cold temps hit. Older, weaker batteries also cause a lot of extra wear and tear on alternators and starters. Act now to avoid trouble later! Get your old battery replaced while you wait at either location. - Full line of Interstate & Napa batteries in stock - bp SMITHBURG AUTOMOTIVE, Inc 2 Convenient Fairfield Locations 407 S. 23rd St. 641-472-2454 or 641-472-2831 308 W. Burlington Ave. 641-472-5454