2015-2023 Dodge Challenger R/T — Tune / ECU

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1. 1

   Diablosport

   Dominant tuning option for 2015-2023 Challenger RT; their inTune and Trinity platforms offer extensive tune options specifically calibrated for the 5.7L HEMI, with strong community support and frequent updates.

   Widely available through major performance retailers and Diablosport's direct site.

2. 2

   SCT Performance

   Established tuning brand with dedicated X4 and Livewire TS tuning solutions for HEMI Challengers; known for reliable dyno-validated tunes and strong support in Challenger forums.

   Widely available through major performance retailers.

3. 3

   ProCharger (via tune partnership)

   While primarily a supercharger manufacturer, ProCharger's engine management and tune support for HEMI Challenger builds is respected; many tuners reference ProCharger-validated maps.

   Typically through authorized ProCharger dealers and performance shops.

4. 4

   HP Tuners

   Offers GM-focused tuning platform that works on modified Challengers with aftermarket ECU reflashing capability; less dominant than Diablosport for stock-to-mild builds but valued by advanced tuners.

   Sold direct through HP Tuners and authorized tuning shops.

5. 5

   Mopar Performance

   OEM-backed tuning option through Dodge dealers for 2015-2023 Challenger RT; limited compared to aftermarket alternatives but carries factory legitimacy and warranty considerations.

   Available through official Dodge dealerships.