This remanufactured Engine Control Computer is 100% functionally tested prior to and after remanufacturing. Final test is an automatic computerized test that checks the characteristics and functionality of every input and output to ensure high quality that matches OE performance. 100% replacement of known common OEM defects based on failure rates to prevent future failures. 100% resolder of critical components to ensure superior electrical connections, no intermittent failures and longer product life. Most Ignition and Tune-Up products are available for in-store pickup from Advance Auto Parts.