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Description
Holley EFI Terminator X Max Transmission Kit - GM 6L80/6L90 558-499The Terminator X Max ECU allows the ability to use 2007+ GM 6L80 and 6L90E transmissions by communicating via CAN with the internal TCM (Transmission Control Module). The supplied OBDII transmission tuning handheld is used to adjust shift points, tire size and gear ratios. The Terminator X V3 software provides the ability to dial in Torque Management to optimize the desired shifting characteristics when using a 6L80 90E Transmission. Terminator X V3
The Terminator X Max ECU allows the ability to use 2007+ GM 6L80 and 6L90E transmissions by communicating via CAN with the internal TCM (Transmission Control Module). The supplied OBDII transmission tuning handheld is used to adjust shift points, tire size and gear ratios. The Terminator X V3 software provides the ability to dial in Torque Management to optimize the desired shifting characteristics when using a 6L80/90E Transmission. Terminator X V3 software also allows a user to control the Secondary Shift Mode within the Transmission TCM and allows use of Tap Up/Down Shifting. The Terminator X V3 PC Software, you can have virtual torque management tables, virtual TPS tables for dialing in shift characteristics, and drive by wire (DBW) and timing torque reduction tables for smoother shifts. Within the handheld, you'll find support for Tap Up/Tap Down, secondary shift mode, read and clear TCM fault codes, and raise and lower MPH or RPM shift points. If you currently have a Terminator X ECU, upgrading to a Terminator X Max ECU can be easily done by plugging your main harness into the Max ECU and re-uploading your existing calibration.
Features:
- Plug and play with any engine controlled by a Terminator X Max ECU
- V3 software unlocks more tuning potential and driveability options
- Supports Shift Mode, Tap Up/Tap Down, and Torque Management
- Included 3.5" LCD touchscreeen handheld tuner with integrated setup wizard
About Holley EFI
Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!
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- Free Standard Shipping on $100+ Orders to the USA.
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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
4.1 ★★★★★
Based on 17 reviews
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Product Reviews
★★★★★ 5
Very Powerful Frother!!
Color: White
I’ve been using a frother daily for my drinks, and this one really impressed me with its power for such a compact size. It blends heavier powders into smooth, clump-free mixtures in seconds.
I’m a big fan of the build—the metal whisk gives it a solid feel, and it comes with a stand to keep it neat on the counter instead of being shoved in a drawer. Cleaning is a breeze, just a quick rinse, and the rechargeable battery lasts much longer than I anticipated between charges.
Just a little tip: start in a taller cup and don’t fill it all the way to the top, as this thing can create a serious vortex if you’re not careful. Overall, it’s been a super handy little tool, and I’m so glad I bought it.
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Reviewed in the United States on May 29, 2026
★★★★★ 5
Espresso machine for military
Color: Gray, Color: Gray
Charge super fast, really easy tu use, if you are military and espresso or coffee is your passion this is your choice, really good coffee quality.
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Reviewed in the United States on May 10, 2026
★★★★★ 4
Tremendous value for the money!
Color: Gray
As a certified espresso nerd and aficionado, I knew I had to find something to get my fix while traveling on a recent vacation. This portable espresso maker more than fit the bill!
Its compact size makes it versatile to carry in a carry-on bag for travel. The rechargeable battery will get you 2-3 shots of espresso depending on if you preheat water or start from cold. When starting from cold it easily heats to 198 when it starts extracting.
The machine is easy to use and includes bases for either ground coffee or Nespresso original capsules. I used the capsules on my trip and was more than impressed by the results. The espresso quality is great and clean up is very easy with a simple towel.
The battery does take a bit to charge with the included cable, but using a high output usb-c power source makes a world of difference.
For the money, it’s a tremendous value. Under $100 for a feature packed machine is fantastic!
Definitely a must and a must buy if you’re a coffee/espresso fan like me!
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Reviewed in the United States on February 13, 2026
★★★★★ 5
Is perfect for gifts
Color: Gray
It has good quality, it's good for a cup and the coffee comes out very strong
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Reviewed in the United States on March 25, 2026
★★★★★ 1
Turns on and shuts off with out pulling
Color: Gray
Mine worked once and never worked again. Continuously turns on, gets to 120 degrees and then shuts off without pulling the shot. When I requested a refund, the associate talked me into them sending a replacement instead and it was never sent. As a former barista who wanted a portable option for travel this all was very disappointing
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Reviewed in the United States on May 16, 2026
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