Used and remanufactured engines that fit the 2013 Mazda 6. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from EP Engines.
Rule of thumb: a engine replacement is usually worth it when the installed cost stays under 50% of what the 2013 Mazda 6 is worth — most units below beat that comfortably.
Based on 4 recent market listings, an engine for a 2013 Mazda 6 typically runs $3,881–$5,032, with a median around $4,604.
As a general rule of thumb, an engine replacement on a 2013 Mazda 6 (mid-size sedan segment, vehicle value roughly $2,644–$3,644) is usually worth it when the installed cost stays under about $1,572 — roughly 50% of what the vehicle is worth.
Based on vendor-verified fitment data across 2 listed engines, remanufactured and new engines for this model cover the 2006–2013 model years. Always confirm your exact VIN or engine/transmission code before ordering, since fitment can vary by submodel or engine.
