AT4 2019 New Automatic Gasoline 4WD New and unused original GM E90 ECM engine computer. It has been officially unlocked by HP Tuners and is ready for direct tuning and modification. Specifications: ✅ Original GM ✅ Part Number: 12725132 ✅ Condition: New ✅ Officially Unlocked (HP Tuners Unlock) ✅ Ready for tuning and modification via HP Tuners ✅ Original HP Tuners sticker included ✅ Original invoice available Compatibility: * Chevrolet Silverado 1500 * GMC Sierra 1500 * 2019–2022 Models * 5.3L L84 and 6.2L L87 Engines (Non-Global B vehicles) This part is suitable for those who need to replace their engine computer or for tuning and modification projects without the need to send the computer for unlocking. 💰 Price: 6,000 SAR Reasonably negotiable 📩 Contact via messages, happy to answer inquiries.