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Complete Diablosport Pkitcharv821-i3 Modified Pcm And Intune I3 Programmer Kit; Perfect For Gifting [RureAPMm]

$102.99 $329.99 -69%

DiabloSport is pleased to announce the addition of tuning support for the 2021 model year, 5.7L and 6.4L Hemi powered Chargers and Challengers. As Hemi fans have come to expect, we offer a wide variety of options to choose from when it comes time to

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DiabloSport is pleased to announce the addition of tuning support for the 2021 model year, 5.7L and 6.4L Hemi powered Chargers and Challengers. As Hemi fans have come to expect, we offer a wide variety of options to choose from when it comes time to tune your late model beast. From PCM swaps to full PKITs that include a new PCM and tuner, we have something for everyone. Of course the same performance benefits apply here, users can expect increased Horsepower and Torque, better throttle response, improved transmission performance, as well as end user based options! All 2021 models require a modified PCM and bypass harness before tuning can be completed. These items are included with each kit.

Specifications:

Description_ASC Holley Performance Emission Code 7: This part is legal under the provisions of EPA s memorandum 1A. The company has reasonable basis (test results) to verify that this product allows the vehicle to operate within legal emissions standards and is therefore legal to be sold for on-street use in all states that accept the legal provisions of the Clean Air Act and EPA Memorandum 1A. This product is NOT LEGAL FOR SALE OR USE IN THE STATE OF CALIFORNIA. Testing with the California Air Resources Board; in order to achieve 50-state compliance; is pending with CARB. Once testing is complete with California; and an E.O. number is issued; this product will be updated to 50-state legal status
Description_DEF Computer Chip Programmer
Description_DES Modified PCM And inTune i3 Programmer Kit
Description_EXT Modified PCM And inTune i3 Programmer Kit;
Description_FAB Adjust Rev Limiter
Description_FAB Disable Traction Control
Description_FAB Gains On 5.7L-20 RWHP And 25 RWTQ On 93 Octane
Description_FAB Gains On 6.4L-20 RWHP And 18 RWTQ On 93 Octane
Description_FAB Raise Or Lower Idle Speed
Description_FAB Speed Limiter On/Off Enabling Increased Top Speed
Description_FAB Target Cooling Fan Temps Can Be Set
Description_INV Modified PCM/inTune i3 Combo 2021 5.7L
Description_LAB Proposition 65
Description_MKT A DiabloSport Modified PCM allows you to unlock the performance potential of your 2021 vehicle. This Performance Kit includes a DiabloSport Modified PCM for your vehicle as well as an inTune i3 Part Number 8345 handheld programmer. NOTE: ON 2021 MODEL YEAR VEHICLES, YOU MUST SAVE YOUR STOCK CALIBRATION WITH YOUR TUNING DEVICE BEFORE REMOVING THE STOCK PCM FROM THE VEHICLE. PLEASE REFER TO THE INSTRUCTIONS THAT COME WITH YOUR UNLOCKED PCM.
Description_MKT DiabloSport is pleased to announce the addition of tuning support for the 2021 model year, 5.7L and 6.4L Hemi powered Chargers and Challengers. As Hemi fans have come to expect, we offer a wide variety of options to choose from when it comes time to tune your late model beast. From PCM swaps to full PKITs that include a new PCM and tuner, we have something for everyone. Of course the same performance benefits apply here, users can expect increased Horsepower and Torque, better throttle response, improved transmission performance, as well as end user based options! All 2021 models require a modified PCM and bypass harness before tuning can be completed. These items are included with each kit.
Description_SHO PerfTuner/Progmer
height 6.0
length 11.3
LTL N
WARNING CA Proposition 65 Yes
WARNING CA Proposition 65 Message WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
weight 4.0
width 8.8

What Our Customers Say

December 31, 2025

Absolutely no complaints!

The product is of excellent quality and a smart choice.

- Joaquin V..

December 31, 2025

Absolutely no complaints!

An item that truly delivers on every single promise.

- BetaTester_2.

December 31, 2025

Absolutely no complaints!

I'm really happy with this acquisition.

- Jayce N..

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