text:  That's your traffic from Frederick Ayer and Bryant. Whatever it takes to keep you comfortable, Frederick Ayer, it's a good call. Oil changes have never been more affordable. Thanks to the Oil Changes for Life program at Tire World in Frederick. Keep your car running smoothly and rake in incredible savings along the way. Tire World Auto Centers. Shop TireWorld.com. The power of local free talk radio comes alive on 930 WFMD.