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LS2|LS3 Duramax EFI Terminator X Max - Gen IV Holley 550-918
GM LS 4.8/5.3/6.0 LS Truck Engines and LS2/LS3 with 58x Crank, 4x Cam and 4L60E/4L80E transmissions, and EV6 Injectors
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.
Note: Not recommended for 4x4 applications with electronic transfer cases. Not compatible with 4L6X transmissions from model year 1995 or before due to year-by-year changes in converter lockup and downshift strategy. ECU is not recommended for marine applications, but can be used on off-road applications as long as you choose a safe location, keep it dry, protect from heat, and ensure proper wiring management.
| Accelerometer Support | Yes |
|---|---|
| Boost Control | Yes |
| Brand | Holley EFI |
| CAN-BUS Support | Yes |
| Category | Air and Fuel Delivery |
| Coil Per Cylinder Ignition Support | Yes |
| Color | Black |
| Crank Reluctor | 58x |
| Datalogging Support | Yes |
| Distributor Included | No |
| Drive-By-Wire | No |
| Dry Nitrous Control | Yes |
| e85 Support | Yes |
| EGT Support | Yes |
| Emission Code | 3 |
| Engine | Gen IV GM LS |
| Forced Induction Support | Yes |
| Fuel Filter Included | No |
| Fuel Hose Included | No |
| Fuel Injectors Included | No |
| Fuel Pressure Regulator Included | No |
| Fuel Pump Included | No |
| Grade Type | Performance |
| Handheld Included | Yes |
| Idle Air Control Motor Included | No |
| Ignition Timing Control | Yes |
| Ignition Type | GM LS 58x |
| Individual Cylinder Fuel Corrections | Yes |
| Injector Connector | USCAR (EV6) |
| Intake Manifold Included | No |
| Knock Retard Support | Yes |
| Mounting Hardware Included | No |
| Multi-Stage Nitrous Control | Yes |
| Product Type | EFI System |
| Progressive Nitrous Control | Yes |
| Self-Tuning | Yes |
| Terminator LS Options | Fuel, Spark, Transmission |
| Throttle Position Sensor Included | No |
| Transmission | 4L60E/4L80E |
| User-Tuneable | Yes |
| Wet Nitrous Control | Yes |
| UPC | 090127060841 |
| Part Number | 550-918 |
LS2|LS3 Duramax EFI Terminator X Max - Gen IV Holley 550-918
GM LS 4.8/5.3/6.0 LS Truck Engines and LS2/LS3 with 58x Crank, 4x Cam and 4L60E/4L80E transmissions, and EV6 Injectors
Tech Resources
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.
Note: Not recommended for 4x4 applications with electronic transfer cases. Not compatible with 4L6X transmissions from model year 1995 or before due to year-by-year changes in converter lockup and downshift strategy. ECU is not recommended for marine applications, but can be used on off-road applications as long as you choose a safe location, keep it dry, protect from heat, and ensure proper wiring management.
Accelerometer SupportYesBoost ControlYesBrandHolley EFICAN-BUS SupportYesCategoryAir and Fuel DeliveryCoil Per Cylinder Ignition SupportYesColorBlackCrank Reluctor58xDatalogging SupportYesDistributor IncludedNoDrive-By-WireNoDry Nitrous ControlYese85 SupportYesEGT SupportYesEmission Code3EngineGen IV GM LSForced Induction SupportYesFuel Filter IncludedNoFuel Hose IncludedNoFuel Injectors IncludedNoFuel Pressure Regulator IncludedNoFuel Pump Includ[...]
LS2|LS3 Duramax EFI Terminator X Max - Gen IV Holley 550-918
GM LS 4.8/5.3/6.0 LS Truck Engines and LS2/LS3 with 58x Crank, 4x Cam and 4L60E/4L80E transmissions, and EV6 Injectors
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.
Note: Not recommended for 4x4 applications with electronic transfer cases. Not compatible with 4L6X transmissions from model year 1995 or before due to year-by-year changes in converter lockup and downshift strategy. ECU is not recommended for marine applications, but can be used on off-road applications as long as you choose a safe location, keep it dry, protect from heat, and ensure proper wiring management.
| Accelerometer Support | Yes |
|---|---|
| Boost Control | Yes |
| Brand | Holley EFI |
| CAN-BUS Support | Yes |
| Category | Air and Fuel Delivery |
| Coil Per Cylinder Ignition Support | Yes |
| Color | Black |
| Crank Reluctor | 58x |
| Datalogging Support | Yes |
| Distributor Included | No |
| Drive-By-Wire | No |
| Dry Nitrous Control | Yes |
| e85 Support | Yes |
| EGT Support | Yes |
| Emission Code | 3 |
| Engine | Gen IV GM LS |
| Forced Induction Support | Yes |
| Fuel Filter Included | No |
| Fuel Hose Included | No |
| Fuel Injectors Included | No |
| Fuel Pressure Regulator Included | No |
| Fuel Pump Included | No |
| Grade Type | Performance |
| Handheld Included | Yes |
| Idle Air Control Motor Included | No |
| Ignition Timing Control | Yes |
| Ignition Type | GM LS 58x |
| Individual Cylinder Fuel Corrections | Yes |
| Injector Connector | USCAR (EV6) |
| Intake Manifold Included | No |
| Knock Retard Support | Yes |
| Mounting Hardware Included | No |
| Multi-Stage Nitrous Control | Yes |
| Product Type | EFI System |
| Progressive Nitrous Control | Yes |
| Self-Tuning | Yes |
| Terminator LS Options | Fuel, Spark, Transmission |
| Throttle Position Sensor Included | No |
| Transmission | 4L60E/4L80E |
| User-Tuneable | Yes |
| Wet Nitrous Control | Yes |
| UPC | 090127060841 |
| Part Number | 550-918 |