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DiabloSport PKIT-JGCV819-T2 Trinity 2 with Modified PCM fits 2019 Jeep Grand Cherokee

⚠️ Please verify fitment before purchasing. Check the fitment chart below or use the Year/Make/Model tool to confirm this part fits your vehicle.

⚠️ Verify fitment before purchasing. Check the fitment chart below or click the 3 lines in the top left menu, select Home, then use the Year/Make/Model guide.

DiabloSport
PKIT-JGCV819-T2
Out of stock
$2,306.95 USD $2,050.99 USD

DiabloSport PKIT-JGCV819-T2 Trinity 2 with Modified PCM fits 2019 Jeep Grand Cherokee
For 2019 Grand Cherokee 5.7L HEMI owners who want horsepower gains, sharper drivability, and tuning flexibility, the Trinity T2 Platinum + Unlocked PCM Kit is the ultimate upgrade.


This Part Fits:

Year Make Model Submodel Notes
2019 Jeep Grand Cherokee Blindada In-Cabin Tuner
2019 Jeep Grand Cherokee High Altitude In-Cabin Tuner
2019 Jeep Grand Cherokee Limited In-Cabin Tuner
2019 Jeep Grand Cherokee Limited Lujo Advance In-Cabin Tuner
2019 Jeep Grand Cherokee Limited Lujo V8 In-Cabin Tuner
2019 Jeep Grand Cherokee Limited X In-Cabin Tuner
2019 Jeep Grand Cherokee Overland In-Cabin Tuner
2019 Jeep Grand Cherokee SRT In-Cabin Tuner
2019 Jeep Grand Cherokee Summit In-Cabin Tuner
2019 Jeep Grand Cherokee Summit Elite Platinum In-Cabin Tuner
2019 Jeep Grand Cherokee Trailhawk In-Cabin Tuner


Specifications:

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
621 ABS
Brand DiabloSport
California Proposition 65 Required Yes
CARB (California) Compliant No
2278 No
Category Vehicles, Equipment, Tools, and Supplies
Color Touch Screen Display Yes
Custom Tuning Yes
Data Logging Yes
Emission Code 7
2541 Yes
Fuel Type Gasoline
3390 Performance
2543 Yes
part type Computer Chip Programmer
Performance Tests Yes
Performance Tunes Yes
2547 Yes
Product Type Tuner/PCM Pkgs.
Product Type In-Cabin Tuner
2487 Yes
Speedometer Yes
Sub Category Engine Service
2544 Transmission
2544 Engine
5561 Yes
Video Capable Yes
Warning California Proposition 65
Wi-Fi Updates Yes
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
621 ABS
Brand DiabloSport
California Proposition 65 Required Yes
CARB (California) Compliant No
2278 No
Category Vehicles, Equipment, Tools, and Supplies
Color Touch Screen Display Yes
Custom Tuning Yes
Data Logging Yes
Emission Code 7
2541 Yes
Fuel Type Gasoline
3390 Performance
2543 Yes
part type Computer Chip Programmer
Performance Tests Yes
Performance Tunes Yes
2547 Yes
Product Type Tuner/PCM Pkgs.
Product Type In-Cabin Tuner
2487 Yes
Speedometer Yes
Sub Category Engine Service
2544 Transmission
2544 Engine
5561 Yes
Video Capable Yes
Warning California Proposition 65
Wi-Fi Updates Yes
Description_SHO T2+PCM 19 JGC 5.7
Description_INV MOD PCM & T2 9345 19 GRAND CHEROKEE V8
Description_DES DiabloSport PKIT-JGCV819-T2 Trinity 2 with Modified PCM
Description_EXT Compatible with 2019 Jeep Grand Cherokee - 5.7L
Description_MKT The DiabloSport Trinity T2 Platinum + Unlocked PCM Kit is the complete tuning and monitoring upgrade for the 2019 Jeep Grand Cherokee 5.7L HEMI. From the factory, these SUVs ship with locked PCMs that block tuning, but this kit provides everything you need—an unlocked DiabloSport Modified PCM and the powerful Trinity T2 Platinum programmer—to safely unleash your Jeep’s hidden potential.
Description_MKT Preloaded with dyno-tested performance calibrations, the Trinity T2 Platinum delivers 20–25 rear-wheel horsepower gains, stronger torque, quicker throttle response, and refined 8-speed automatic transmission behavior for smoother, more confident acceleration. The result is a Grand Cherokee that performs better on the road, while still offering the strength and refinement Jeep drivers demand.
Description_MKT For enthusiasts who plan bolt-ons or future upgrades, the Platinum T2 supports CMR custom tuning, giving you access to DiabloSport’s nationwide network of tuners for dyno-proven calibrations tailored to your build. With data logging, diagnostics, and performance testing built in, you can track and refine your Jeep’s performance as your build evolves.
Description_MKT The Trinity T2 features a crisp 5-inch color touchscreen with swipe functionality, customizable gauge layouts, real-time monitoring, and performance testing tools—making it both a tuner and a monitoring powerhouse.
Description_MKT For 2019 Grand Cherokee 5.7L HEMI owners who want horsepower gains, sharper drivability, and tuning flexibility, the Trinity T2 Platinum + Unlocked PCM Kit is the ultimate upgrade.
Description_FAB 2018 Jeep Grand Cherokee 5.7
Description_FAB Add 20-25 rwhp over stock on premium fuel
Description_FAB Disable MDS
Description_FAB Adjust throttle response for optimal pedal feel
Description_FAB Remove vehicle top speed limiter
Description_FAB Adjust idle RPM
Description_FAB Tunes for 87, 91 and 93 octane fuel included
Description_FAB Performance TCM tune for 8 speed transmission included
Description_FAB No vehicle downtime for tuning!
Description_FAB Preloaded with multiple performance tunes
Description_FAB Read/clear DTC codes
Description_FAB Customizable gauge layouts
Description_FAB Upload your own background images
Description_FAB Adjust Rev Limiter in Drive/Neutral by +/- 500 RPM
Description_FAB Disable Traction Control/ESP
Description_FAB Raise or Lower Idle Speed by +/- 400 RPM
Description_FAB Required bypass module or cable is included
Description_FAB Speed Limiter On/Off enabling increased top speed
Description_FAB Target Cooling Fan temps can be set from 150°-230° for use with cooler t-stat
Description_FAB Tire Size Adjustment 20”-44”, allows for correcting speedometer for different tires
Description_FAB WOT Fuel Adjustment – 1-7K RPM +/- 20%, allows for fine tuning Air/Fuel Ratio
Description_FAB WOT MBT Spark 1-7K RPM +/- 10
Description_FAB WOT Spark – 1-7k RPM +/- 10
Description_SHO T2+PCM 19 JGC 5.7
Description_INV MOD PCM & T2 9345 19 GRAND CHEROKEE V8
Description_DES DiabloSport PKIT-JGCV819-T2 Trinity 2 with Modified PCM
Description_EXT Compatible with 2019 Jeep Grand Cherokee - 5.7L
Description_MKT The DiabloSport Trinity T2 Platinum + Unlocked PCM Kit is the complete tuning and monitoring upgrade for the 2019 Jeep Grand Cherokee 5.7L HEMI. From the factory, these SUVs ship with locked PCMs that block tuning, but this kit provides everything you need—an unlocked DiabloSport Modified PCM and the powerful Trinity T2 Platinum programmer—to safely unleash your Jeep’s hidden potential.
Description_MKT Preloaded with dyno-tested performance calibrations, the Trinity T2 Platinum delivers 20–25 rear-wheel horsepower gains, stronger torque, quicker throttle response, and refined 8-speed automatic transmission behavior for smoother, more confident acceleration. The result is a Grand Cherokee that performs better on the road, while still offering the strength and refinement Jeep drivers demand.
Description_MKT For enthusiasts who plan bolt-ons or future upgrades, the Platinum T2 supports CMR custom tuning, giving you access to DiabloSport’s nationwide network of tuners for dyno-proven calibrations tailored to your build. With data logging, diagnostics, and performance testing built in, you can track and refine your Jeep’s performance as your build evolves.
Description_MKT The Trinity T2 features a crisp 5-inch color touchscreen with swipe functionality, customizable gauge layouts, real-time monitoring, and performance testing tools—making it both a tuner and a monitoring powerhouse.
Description_MKT For 2019 Grand Cherokee 5.7L HEMI owners who want horsepower gains, sharper drivability, and tuning flexibility, the Trinity T2 Platinum + Unlocked PCM Kit is the ultimate upgrade.
Description_FAB 2018 Jeep Grand Cherokee 5.7
Description_FAB Add 20-25 rwhp over stock on premium fuel
Description_FAB Disable MDS
Description_FAB Adjust throttle response for optimal pedal feel
Description_FAB Remove vehicle top speed limiter
Description_FAB Adjust idle RPM
Description_FAB Tunes for 87, 91 and 93 octane fuel included
Description_FAB Performance TCM tune for 8 speed transmission included
Description_FAB No vehicle downtime for tuning!
Description_FAB Preloaded with multiple performance tunes
Description_FAB Read/clear DTC codes
Description_FAB Customizable gauge layouts
Description_FAB Upload your own background images
Description_FAB Adjust Rev Limiter in Drive/Neutral by +/- 500 RPM
Description_FAB Disable Traction Control/ESP
Description_FAB Raise or Lower Idle Speed by +/- 400 RPM
Description_FAB Required bypass module or cable is included
Description_FAB Speed Limiter On/Off enabling increased top speed
Description_FAB Target Cooling Fan temps can be set from 150°-230° for use with cooler t-stat
Description_FAB Tire Size Adjustment 20”-44”, allows for correcting speedometer for different tires
Description_FAB WOT Fuel Adjustment – 1-7K RPM +/- 20%, allows for fine tuning Air/Fuel Ratio
Description_FAB WOT MBT Spark 1-7K RPM +/- 10
Description_FAB WOT Spark – 1-7k RPM +/- 10
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