This listing is for a ECM/PCM pulled from a 2017 Mazda 3 with the 2.0L Engine.  

YOU MUST match part numbers provided.  IF your part number differs from one listed, contact a dealership with the provided part numbers and VIN to ensure compatibility BEFORE PURCHASING.  Some ECM part numbers may be interchangeable, but some of them MAY NOT BE INTERCHANGEABLE.  

ECMS MAY REQUIRE PROGRAMMING BEFORE WORKING IN YOUR VEHICLE, OR YOUR VEHICLE MAY NOT START OR RUN CORRECTLY.

Used, working condition.  YOU MUST match part numbers provided, or contact the dealer with the provided part numbers and VIN to ensure fitment prior to purchase.  All items are tested prior to removing from vehicle.  Used items may show signs of wear and blemishes.  ECMS MAY REQUIRE PROGRAMMING BEFORE WORKING IN YOUR VEHICLE, OR YOUR VEHICLE MAY NOT START OR RUN CORRECTLY.  The item pictured is the item you will receive.  Please review pictures carefully.

About Custom Tech: I have been providing a variety of services involving cars and electronics for about 10 years.  Lately I have decided to begin providing affordable used auto parts to consumers through eBay sales.  I look forward to serving you and I'd greatly appreciate it if you left positive feedback as it would help the startup of my small business.  Thank you!

Shipping: We typically use USPS Priority mail, as it is the fastest and most affordable option for the majority of our items.  Occasionally, we will use UPS when it appears to be the faster or more affordable shipping option.  We make an effort with each sale to choose what is the best for you, the buyer.