Upgrade your ATV's performance with high-quality ECUs, CDIs, and computer modules from MX Locker. Our selection includes new and used ATV engine control units, capacitive discharge ignitions, and computer modules from leading OEM and aftermarket brands, designed to optimize your vehicle’s performance and functionality. Whether you're replacing a malfunctioning unit or enhancing your ATV’s capabilities, MX Locker offers competitive prices and connects you with trusted sellers. Browse our inventory to find the right electronic components for your ATV and experience improved performance on your off-road adventures.