The Aces EFI Jackpot series represents the ultimate standalone engine management solution for builders looking to harness the power of modern powerplants, specifically engineered for GM LS and late-model Hemi platforms. What truly sets the Jackpot category apart from other EFI systems is its tested ability to completely replace the factory ECU and complex OEM wiring harnesses, delivering seamless integration for engine swaps and high-performance upgrades alike. Powered by Aces' advanced 32-bit processing architecture, the Jackpot ecosystem offers lightning-fast response times, dual wideband closed-loop learning, and Self-Learning capability, along with full tuning. This true standalone approach means builders can enjoy the reliability of fuel and spark control without the headache of factory re-flashes or the outdated hardware of yesteryear. Furthermore, the system easily scales with your ambitions, effortlessly supporting both 24x and 58x crank triggers, while select variants possess the built-in capability to control boost, nitrous, and electronic transmissions right out of the box. Whether you need the best in engine management for your LS or Hemi setup, the Jackpot series stands at the ready to bring modern performance to your classic ride.