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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
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Description
Holley EFI Terminator X Max Stealth 4150 - GM LS Engines 550-1064Black 58X Crank Trans Control 650 HP 3. 5 in. Touchscreen Features: Terminator X Stealth 4150 Kits for either 24x or 58x LS engines Supports up to 650HP with Four 100lb. hr. Injectors Terminator X Max kits provide plug and play Transmission control for GM Transmissions Internal 1bar MAP sensor, built into the Terminator X ECU. All of the wiring exits below the fuel injector bowls, for a completely stealth installation Air entry machined to fit most
Black - 58X Crank - Trans Control - 650 HP - 3.5 in. Touchscreen
Features:
- Terminator X Stealth 4150 Kits for either 24x or 58x LS engines
- Supports up to 650HP with Four 100lb./hr. Injectors
- Terminator X Max kits provide plug and play Transmission control for GM Transmissions
- Internal 1bar MAP sensor, built into the Terminator X ECU.
- All of the wiring exits below the fuel injector bowls, for a completely stealth installation
- Air entry machined to fit most stock style air cleaners with air cleaner locator provisions
- External fuel pressure regulator required, set to a base pressure of 58.5 PSI, such as 12-886
- Integrated ignition timing control ?"Plug and play with factory LS coil sub harness and OEM LS coils ?" no external boxes/modules needed to run Coil Near Plug
- High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
- Simple Calibration Wizard (answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required!
- Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
- Self-tuning ECU means you don?™t have to be a computer/tuning wiz to have EFI!
- 4 Inputs ?" 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake (Fuel and Oil Pressure Inputs are pre-terminated)
- 4 Outputs ?" Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and More
- The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn!
- OEM Style TPS/IAC, for years of dependable service
- Available in 3 finishes: Shiny, Black and Gold
- Compatible with Holley EFI digital dashes, gauges and fuel system accessories
Specs:
| Accelerometer Support | Yes |
|---|---|
| Boost Control | Yes |
| Brand | Holley EFI |
| CAN-BUS Support | Yes |
| CFM | 950 |
| Coil Per Cylinder Ignition Support | Yes |
| Color | Black |
| Crank Reluctor | 58x |
| Datalogging Support | Yes |
| Distributor Included | No |
| Dry Nitrous Control | Yes |
| e85 Support | No |
| EGT Support | Yes |
| Emission Code | 3 |
| Finish | Black |
| Flange Size | 4150 |
| Flange Style | Squarebore |
| Forced Induction Support | Yes |
| Fuel Filter Included | No |
| Fuel Hose Included | No |
| Fuel Injectors Included | Yes |
| Fuel Pressure | 58.5 PSI |
| Fuel Pressure Regulator Included | No |
| Grade Type | Performance |
| Handheld Included | Yes |
| Ignition Timing Control | Yes |
| Ignition Type | GM LS 58x |
| Individual Cylinder Fuel Corrections | No |
| Injector Size | 100 lb/hr @ 58.5 PSI |
| Inlet / Outlet Size | 6AN |
| Intake Manifold Included | No |
| Knock Retard Support | Yes |
| MAP Sensor | 1bar |
| Max Horsepower Rating | 650 |
| Multi-Stage Nitrous Control | Yes |
| Product Type | EFI System |
| Progressive Nitrous Control | Yes |
| Sale Category | Air and Fuel Delivery |
| Self-Tuning | Yes |
| Terminator LS Options | Fuel, Spark, Transmission |
| Throttle Bore | 1.75 in. |
| Throttle Position Sensor Included | Yes |
| Transmission | 4L60E/4L80E |
| User-Tuneable | Yes |
| Warning | California Proposition 65 |
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
4.5 ★★★★★
Based on 9 reviews
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Product Reviews
★★★★★ 5
Handy travel essentials
Size: 30 Count (Pack of 1)
Traveling with these has been simple. They're compact, work well, and don't cost a lot. Perfect for keeping things easy while on the go.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 17, 2026
★★★★★ 5
Love the packaging because can be reused over and over when you run out and refill !
Size: 30 Count (Pack of 1)
Definitely one of the best quality stops ever ! I really like how they feel in the ear and how smoothly they turn. These are also great for makeup usage both applying and removing ! I really like the packaging of this travel size ! They fit in a side pouch of my backpack and my pocketbook ! Worth buying because when you run out you can reuse the packaging for any brand of tips !
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 15, 2026
★★★★★ 5
Needed for my travels
Size: 30 Count (Pack of 1)
Items go great in my travel bag and I didn't have a problem with airport clearance. I use them all the time because of the cost is efficient, softness, they last and are durable to use. I prefer this brand versus other brands .
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 9, 2026
★★★★★ 4
Awesome price good size on the go
Size: 30 Count (Pack of 1)
These items I recommend has on the go items and give them 4 out of 5
1 star for it fits perfectly in any section of any backpack and fits in the big section of a purse
1 star for its a great amount for the price size and time to ship
1 star cuz it was delivered quickly with care
1 star for quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 28, 2026
★★★★★ 5
Perfect for travel
Size: 30 Count (Pack of 1)
Reusable container, q-tips you know and love.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026
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