UP FOR SALE IS A GENUINE OEM 2010 MAZDA 3 2.5L TCM TCU TRANSMISSION CONTROL MODULE L539 18 9E1D (OEM). NORMAL WEAR AND TEAR FOR A USED CONDITION. COMES AS PICTURES SHOW. NO CRACK OR DAMAGE. NOT TESTED YET. REMOVED FROM A 2010 MAZDA 3 2.5L ENGINE SEDAN. 30 DAYS RETURN AT NO COST TO YOU