The Jackpot 2 LS EFI System is a standalone engine management system for 1997–2014 GM Gen III and Gen IV LS-based engines that use 58x/4x or 24x/1x crank and cam trigger patterns. It’s perfect for LS swaps or for upgrading and replacing your factory ECU or existing aftermarket EFI, giving you modern sequential fuel and spark control, dual
Supported Engines
1997-2014 GM Gen III and Gen IV LS-based engines with 58X4X or 24X1X trigger patterns
ECU Platform
Aces Gen 2 32-bit automotive-grade ECU
Injector Drivers
8 injectors, 8 coil outputs
Fuel Pressure Range
43-60 psi (supportable up to 58 psi nominal)
Map Sensor
2.7 bar capability
Harness
Standalone kit includes full LS wiring harness with EV1 or EV6 connector
Summarized by Shop
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59 ratings
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Only down fall outputs like maybe should have to read oil pressure , and fuel pressure with a example low dollar sensor 100 psi
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eugenio · 15 days ago
Quick fast delivery. The only thing I didn’t like was the item doesn’t come with any instructions. You have to call in for instructions but all & all they sent it out right away so ace is awesome.
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Terry · May 26, 2026
Im not the biggest fan of the product. I needed a plug and play and forget system and this is far from it. I need something that is dependable and not something thag is going to leave me stranded or chasing wires.