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Description
Dominator EFI Kit - LS1 Main Harness with EV1 Injector Harness 550-650Fits GM LS 24x Crank, 1x Cam LS1 LS6 style Engines with EV1 Injectors Features: Dominator EFI base kits come in several product variations to fit most popular domestic V8 engine applications such as; LS, SBC BBC, SBF, BBF, and Chrysler engines1 Kits include the following: Dominator ECU, USB cable, ECU Power Harness, Engine Main Harness, EV1 Injector Harness, Bosch Wideband, ECU mounting hardware2 Integrated electronic transmission control Operates GM
Fits GM LS 24x Crank, 1x Cam - LS1/LS6 style Engines with EV1 Injectors
Features:
- Dominator EFI base kits come in several product variations to fit most popular domestic V8 engine applications such as; LS, SBC/BBC, SBF, BBF, and Chrysler engines1
- Kits include the following: Dominator ECU, USB cable, ECU Power Harness, Engine Main Harness, EV1 Injector Harness, Bosch Wideband, ECU mounting hardware2
- Integrated electronic transmission control - Operates GM 4L60E and 4L80E transmissions, Ford AODE and 4R70W with more to come in the future3
- Integrated drive by wire throttle body control - Can control two drive by wire throttle bodies. Compatible with a number of DBW throttle bodies including GM, Chrysler, Ford, and Nissan4
- Integrated dual channel wide band oxygen sensor controls ? For monitoring both engine banks (NTK or Bosch sensors)5
- Extensive amount of inputs and outputs allow for limitless combination of options. Allows for unit to be used as a complete data acquisition system as well6
- Individual cylinder fuel and spark control allows you to unlock your engine?s potential7
- 1-7 Bar MAP sensor capability ? For naturally aspirated or boosted applications8
- Fuel Map and Learn Function Smoothing ? Helps to smooth rough areas of the maps9
- Self-tuning fuel table strategy greatly simplifies tuning process ? The more you drive it, the more it learns10
- ?Quick Start? strategies ? For faster engine starting11
- Allows for use of common OEM sensors as well as custom sensor calibration input12
- Two channel knock control sensor inputs for both one or two wire knock sensors13
- Store and select between four calibrations with Multi Map Selector (Part Number 558-407)14
- HARDWARE15
- ECU is fully potted and can be mounted in the engine compartment or interior ? See images for dimensions16
- Sealed automotive and marine grade connectors17
- Optional Digital Displays - 7" Digital Dash (PN 553-106) / 3.5" Touch Screen LCD (PN 553-108)18
- 12.3" Pro Dash (PN 553-111) and 7" Race Dash (PN 553-106) features full gauge layout customization, and nearly limitless tuning options.19
- DATA VISUALIZATION TOOLS20
- Data Logger ?Analyze and export your data with sophisticated, but user friendly tools ? Internal logger has 4 GB of memory21
- Strip Chart ? For real-time data viewing22
- Fully Configurable lap top Gauge Panel ? Life-like gauge cluster on your laptop screen23
- Racepak Integration Module Available.24
- Data logger - Smoothing, multiple graph view, pre-defined notes fields and more..25
- 8 STAGE NITROUS OXIDE CONTROL26
- Fully featured nitrous control eliminates the need for a separate nitrous controller device27
- Can be configured ?Wet? or ?Dry? with closed loop feedback28
- Progressive control based on time, RPM, or boost, requires part # 554-11129
- Lean or rich safety cutoff30
- Full timing retard/control configurability per stage based on RPM or time31
- INTEGRATED WATER/METHANOL INJECTION CONTROL32
- Uses Holley water/meth solenoids specially designed and calibrated for use with this EFI system to allow the user to enter water/meth flow as a percentage of fuel injector flow for water/meth tuning precision unmatched in the industry33
- Allows for two nozzles to be controlled34
- Nozzles available from 400 to 1000 cc/min35
- Complete control of pump activation, and low system safety features36
- TURBOCHARGER BOOST CONTROL37
- Fully featured boost control capability eliminates the need for a separate boost control device38
- Can be configured to control boost based on time, gear, speed, and manual inputs39
- Gear based boost control configurable by several different methods40
- ?Boost Builder? functions offer the ability to assist building boost on the starting line by altering ignition timing, fueling, as well as nitrous oxide activation. Can also be used as an anti-lag function41
Specs:
| Accelerometer Support | Yes |
|---|---|
| Boost Control | Yes |
| Brand | Holley EFI |
| CAN-BUS Support | Yes |
| Category Filter | Fuel Injection - EFI |
| Clearance Category | Fuel Injection - EFI |
| Coast Guard Approved | Yes |
| Coil Per Cylinder Ignition Support | Yes |
| Datalogging Support | Yes |
| Dry Nitrous Control | Yes |
| e85 Support | Yes |
| EGT Support | Yes |
| Emission Code | 3 |
| Engine | GM LS1/LS2/LS6 |
| 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 |
| Height | variable 1.00" to 1.84" |
| Ignition Timing Control | Yes |
| Individual Cylinder Fuel Corrections | Yes |
| Intake Manifold Included | No |
| Knock Retard Support | Yes |
| Length | 13.14" overall |
| Mounting Bolt Pattern | 12.13"x 6.10" |
| Multi-Stage Nitrous Control | Yes |
| Product Type | Dominator ECU - ECM - VCM |
| Progressive Nitrous Control | Yes |
| Sale Category | Air and Fuel Delivery |
| Self-Tuning | Yes |
| Throttle Position Sensor Included | No |
| Traction Control Support | Yes |
| User-Tuneable | Yes |
| Warning | California Proposition 65 |
| Wet Nitrous Control | Yes |
| Width | 6.10" overall |
Application:
| Year | Make | Model | Submodel |
|---|---|---|---|
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 20 reviews
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Product Reviews
★★★★★ 5
So good!
Flavor Name: Variety Pack 2, Size: 16.5 fl oz (Pack of 4)
am seriously impressed with the Torani Puremade Dessert & Drink Sauce Variety Pack—this is a total game changer for at-home coffee and desserts.
The flavors are rich, smooth, and taste like something you’d get from a high-end coffee shop. The chocolate and caramel options are especially standout—perfectly balanced, not overly sweet, and they actually taste real, not artificial. You can tell these are made with better-quality ingredients compared to typical syrups.
What I love most is how versatile they are. I’ve used them in:
• Coffee (hot and iced)
• Lattes and cold brew
• Drizzling over ice cream and desserts
• Even mixing into protein shakes for a treat
The consistency is perfect—thick enough to drizzle beautifully but still easy to blend into drinks. And a little goes a long way, so the bottles last longer than expected.
If you’re trying to recreate that coffeehouse experience at home, this variety pack is absolutely worth it. It adds that extra touch that makes your drinks feel indulgent without needing to leave the house.
Highly recommend—will definitely be buying again!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 21, 2026
★★★★★ 5
Perfect cup.
Flavor Name: Variety Pack 2, Size: 16.5 fl oz (Pack of 4)
I was really happy with the value of money I pay for this set because I’m able to make the perfect cup of coffee at home and save on going to Starbucks or Dutch Bros. They taste so yummy. It’s easy to use.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 21, 2026
★★★★★ 5
Good flavor!
Flavor Name: Variety Pack 2, Size: 16.5 fl oz (Pack of 4)
Great flavors, versatile. Good quality syrups!!! Nice value for the money and shelf life is awesome! Flavors consistent as I’ve purchased more than once.
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Reviewed in the United States on May 22, 2026
★★★★★ 5
Café-Quality Sauces at Home ☕🍫
Flavor Name: Variety Pack 2, Size: 16.5 fl oz (Pack of 4), Flavor Name: Variety Pack 2, Size: 16.5 fl oz (Pack of 4)
Absolutely love this Torani Puremade variety pack. Every sauce tastes rich, smooth, and high quality just like what you’d get at a coffee shop. The caramel is perfectly buttery, the white chocolate is creamy (not overly sweet), and both chocolate sauces are deep and indulgent.
They blend beautifully into hot and iced drinks, drizzle great over desserts, and the squeeze bottles make them super easy to use with no mess. I also really appreciate that they’re made with no artificial flavors or preservatives.
If you’re building a home coffee bar or love elevating desserts, this set is 100% worth it. Would definitely repurchase.
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Reviewed in the United States on December 12, 2025
★★★★★ 5
Gourmet drizzle of deliciousness
Flavor Name: Variety Pack 2, Size: 16.5 fl oz (Pack of 4)
Torani is a great product - very happy we were able to order them through Amazon. They last without being refrigerated (but we go through them fast during parties). The syrups taste like they're from an ice cream shop - we use them for ice cream parties for variety. This set is a great price compared to buying in-store. The syrup is not watery, it's a nice thick syrup that is great for coffee or desserts. The consistency is not as thick as a fudge topping, but thick enough to drizzle, if that makes sense. Will buy again!
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Reviewed in the United States on December 31, 2025