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CSP2026

DiabloSport 9266-R - Trinity 2 GM 6.6L L8T Gas Unlock and Tune Kit

DiabloSport  |  SKU: DIAB-9266-R
Sale price $1,04995 Regular price $1,18195

DiabloSport is one of our favorite brands!

DISCLAIMER: This Item Is Special Ordered, which may have cancellation or return restrictions. Please see our terms and conditions for more information.

THIS ITEM HAS A STRICT RETURN POLICY
Programmers and Tuners have a strict return policy. Once the seal is broken, they can not be returned. This is because they may be locked and unusable. Make sure it will work on your car prior to ordering.

PLEASE NOTE: Pictures may be representative of style, rather than the actual product. Read the description for more details.

Description

DiabloSport 9266-R - Trinity 2 GM 6.6L L8T Gas Unlock and Tune Kit

Trinity 2 GM 6.6L L8T Gas Unlock and Tune Kit

Unlock AND Tune your 2020-2023 6.6L L8T powered Silverado or Sierra, in your driveway with Trinity 2!

The DiabloSport Trinity T2 9266-R Kit is the breakthrough tuning solution for 2020–2023 GM 6.6L L8T gas trucks, finally giving owners the ability to unlock performance in these previously restricted platforms. This complete kit includes the industry-leading Trinity T2 on-dash tuner, plus the required locksmith device and harness to unlock your truck’s ECM.

  • 2020-2023 Silverado 2500-3500 6.6 L8T
  • 2020-2023 Sierra 2500/3500 6.6 L8T
  • 28 rwhp over stock on premium fuel
  • 50 rwtq over stock on premium fuel!
  • TCM Firm and Hard shift tune options for transmission
  • ECM unlock included!
  • Unlock and Tune, at home!
  • Preloaded tunes for multiple octane levels
  • Full color, 5" touchscreen
  • Support for 6.6L L8T gas applications with 6 speed transmission
  • Front/Rear TPMS threshold adjustment
  • Throttle Boost setting for adjustable throttle feel
  • Adjust speedometer for larger tires (26"-38")
  • Calibrate speedometer for gear change (3.42-5.13)
  • Remove speed limiter for increased top speed
  • Adjust engine rev limiter for increased RPM range (+/- 400 RPM)
  • Adjust engine idle speed in Park/Neutral and Drive
  • New ‘Keep Drive Mode Setting’ allows you to select a drive mode and it will remember that mode next time you start the truck!
  • Transmissions adaptive relearn
  • Customizable gauge layouts and background images
  • Supports our Expandable Accessory System
  • Includes windshield mount
5 Volt Data Logging Inputs: Yes
50 State Legal: No
AC Adapter: No
Accepts Custom Tunes From CMR: Yes
Alerts and Records: Yes
Auto Dimming Screen: Yes
Body Material: ABS
Brand: DiabloSport
CARB (California) Compliant: No
Case Included: No
Category: Tuners and Programmers
Color Display: Yes
Color Touch Screen Display: Yes
Custom Tuning: Yes
Data Logging: Yes
Emission Code: 7
Erases Fault Code: Yes
Fuel Type: Gasoline
Grade Type: Performance
In Cab Monitoring: Yes
Instruction Manual Included: Yes
part type: Computer Chip Programmer
Performance Tests: Yes
Performance Tunes: Yes
Personal Computer and Mac Compatible: Yes
Product Type: In-Cabin Tuner
Software Included: Yes
Speedometer: Yes
Sub Category: Engine Service
Systems Covered: Engine
Systems Covered: Transmission
Upgradable: Yes
Video Capable: Yes
Warning: California Proposition 65
Wi-Fi Updates: Yes

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