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Fitment

YearMakeModelSub Model
2021Ram1500Big Horn
2021Ram1500Laramie
2021Ram1500Laramie Sport
2021Ram1500Limited
2021Ram1500Limited Longhorn
2021Ram1500Lone Star
2021Ram1500Longhorn
2021Ram1500Rebel
2021Ram1500Special Service
2021Ram1500Tradesman

Quick Specs

  • Country of Origin: US
  • Sold As: Kit
  • Availability: Available
  • Universal: No
  • Cylinders: 8
  • Harmonized Tariff Code: 8512204040
  • Part Number : PKITDR57ET21-I3

Important Notes

ATTENTION STATE OF CALIFORNIA CONSUMERS

WARNING: Cancer and reproductive harm –

inTune i3 with Modified PCM Compatible with 2021 RAM 1500 5.7L 8-Speed Automatic with E-Torque DiabloSport

Fits 2021 Ram 1500 Big Horn Laramie Sport Limited Longhorn Lone Star Rebel Special Service Tradesman
4.9257075471698 848 5
98.514150943396%
4.9/5 out of 848 Company Reviews. Rating:
inTune i3 with Modified PCM Compatible with 2021 RAM 1500 5.7L 8-Speed Automatic with E-Torque DiabloSport
1599.95In stock
Fits 2021 Ram 1500 Big Horn Laramie Sport Limited Longhorn Lone Star Rebel Special Service Tradesman
  • Brand : DiabloSport
  • SKU : PKITDR57ET21-I3-CLNS
  • Part Number : PKITDR57ET21-I3
$1,599.95

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Product Details

The Diablo Sport in Tune i3 + Unlocked PCM Kit is the complete performance solution for 2021 Ram 1500 trucks equipped with the 5.7L HEMI e Torque system

Factory PCMs on these models are locked, preventing traditional tuning, but this kit includes everything needed to safely unlock your Ram's true potential.

Preloaded with dyno-tested calibrations, the in Tune i3 delivers gains of up to 30 rear-wheel horsepower over stock, along with noticeable improvements in torque output, throttle response, and 8-speed transmission behavior

The result is a Ram that pulls harder, shifts smoother, and responds instantly to your right foot-perfect for both towing and everyday driving

The Platinum i3 also supports CMR custom tuning, giving you the flexibility to have dyno-proven calibrations built for bolt-ons or advanced modifications Built-in data logging ensures your setup can be optimized as your truck evolves

User-friendly features include MDS disable, speedometer calibration for larger tires, and adjustments to refine drivability to your preference

This performance kit includes the in Tune i3 handheld programmer (PN 8345) and a Diablo Sport Modified PCM, shipped via a one-time cross-shipment for a simple, hassle-free installation

For 2021 Ram 1500 e Torque owners who want horsepower, torque, towing strength, and sharper drivability, the in Tune i3 + Unlocked PCM Kit is the upgrade your HEMI deserves

  • 2021 Ram 1500 5.7 e Torque
  • Add 25-30 rwhp on premium fuel
  • Adjust throttle response fo roptimal pedal feel
  • Remove vehicle top speed limiter
  • Adjust idle RPM
  • Tunes for 87, 91 and 93 octane fuel included
  • Performance TCM tune for 8 speed transmission included
  • Includes PCM programmed to your vehicle and in Tune 3!
  • No vehicle downtime for tuning!
  • Preloaded with multiple performance tunes
  • Read/clear DTC codes
  • Disable MDS for full time V8 operation!
  • Adjust Rev Limiter in Drive/Neutral by +/- 500 RPM
  • Disable Traction Control/ESP
  • Raise or Lower Idle Speed by +/- 400 RPM
  • Required bypass module or cable is included
  • Speed Limiter On/Off enabling increased top speed
  • Target Cooling Fan temps can be set from 150 Degree-230 Degree for use with cooler t-stat
  • Tire Size Adjustment 20 Inch-44 Inch, allows for correcting speedometer for different tires
  • WOT Fuel Adjustment - 1-7K RPM +/- 20 percent, allows for fine tuning Air/Fuel Ratio
  • WOT MBT Spark 1-7K RPM +/- 10
  • WOT Spark - 1-7k RPM +/- 10

Details:

  • Fuel Type: Gas
  • CARB (California) Compliant: No
  • Body Material: ABS
  • 5 Volt Data Logging Inputs: Yes
  • 50 State Legal: No
  • AC Adapter: No
  • Accepts Custom Tunes From CMR: Yes
  • Case Included: No
  • Color Touch Screen Display: Yes
  • Custom Tuning: Yes
  • Data Logging: Yes
  • Emission Code: 7
  • Erases Fault Code: Yes
  • Grade Type: Performance Regular
  • Instruction Manual Included: Yes
  • Performance Tests: Yes
  • Performance Tunes: Yes
  • Personal Computer and Mac Compatible: Yes
  • Product Type: Tuner/PCM Pkgs Handheld Tuner
  • Software Included: Yes
  • Speedometer: Yes
  • Sub Category: Engine Service
  • Systems Covered: Transmission Engine
  • Upgradable: Yes
  • Video Capable: Yes
  • Wi-Fi Updates: Yes
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