4384 IN CASE OF A PROBLEM,PLEASE CONTACT US FIRST THRU E-BAY MESSAGE,THANK YOU! M/T=MANUAL TRANSMISSION A/T=AUTOMATIC TRANSMISSION DONOR VEHICLE: 2013 COROLLA COMPATIBILITY:MIGHT FIT OTHER YEARS OR MODELS, PLEASE MATCH THE PARTS AND THE NUMBERS TO MAKE SURE THIS IS THE ONE YOU NEED ENGINE CONTROL MODULE(ECU) MAY REQUIRE REPROGRAMMING TO ENSURE PROPER FUNCTION, ASK YOUR MECHANIC OR DEALERSHIP BEFORE YOU BUY IT!! CONDITION:USED. SHIPPING: SAME DAY OR NEXT BUSINESS DAY RETURN POLICY:ANY PROBLEMS CONTACT US IMMEDIATELY ONLY THROUGH E-BAY MESSAGE SO WE CAN TAKE CARE OF THE PROBLEM AND ENSURE YOUR SATISFACTION! FEEDBACK : BEFORE LEAVING NEGATIVE PLEASE GIVE US A CHANCE TO FIX THE PROBLEM ,WE ARE ONLY HUMANS AND MISTAKES MIGHT HAPPEN ,E-BAY CONSIDERS 4 STARS NOT GOOD, YOUR 5 STARS AND POSITIVE FEEDBACK IS GREATLY APPRECIATED!! OUR STORE DEPENDS ON IT! WE WILL DO THE SAME ONCE THE PAYMENT IS RECEIVED QUESTIONS:IF YOU HAVE ANY OR NEED MORE PICTURES OR DETAILS PLEASE ASK BEFORE YOU BUY,THANK YOU! PLEASE BE ADVISED THAT WE MARK THE PARTS WITH VISIBLE OR INVISIBLE MARKS!! IF U SEE AN ERROR PLEASE LET US KNOW ,THANK YOU!! 30 DAYS WARRANTY!! On Jan-29-14 at 23:21:56 PST, seller added the following information: Every buyer gets a MyStoreRewards invitation for cash back