2004–2005 Dodge SRT-4 MoPower Stage 1, 2, 3 Handheld Tuner

MoPower Calibrations is proud to release the Performance Handheld Programmer for the 2004–2005 Dodge SRT-4. This flash tool allows you to program your ECU directly through the OBDII port — no downtime, no mailing in your PCM, and no waiting. Simply plug in, select your desired tune, and enjoy instant performance gains.

MoPower Stage Tunes Included

This handheld comes preloaded with three proven MoPower calibrations:

• Stage 1 – Safe for stock turbo, injectors, and sensors. Boost raised to ~16–18 psi with +20–30 whp and +30–40 ft-lbs torque.
• Stage 2 – Requires Mopar Stage 2 components (injectors, MAP/TIP sensors, wastegate). Provides higher boost and stronger midrange torque.
• Stage 3 – Requires Mopar Stage 3 components (injectors, MAP/TIP sensors, wastegate, turbo). Delivers maximum output.

Performance Features

• Improved turbo spool and throttle response
• WOT shift boost hold feature (PCM-controlled boost)
• Signature MoPower decel exhaust pop
• Revised spark and fuel maps for safe, consistent power
• Modified fan temperature settings
• Updated secondary O2 sensor algorithms
• 91+ octane fuel required

Development Process

MoPower calibrations are built from factory files, dyno-tested, and road-validated. We optimize throttle response, boost control, fuel, and timing while ensuring safe air/fuel ratios. The result is a calibration that transforms your SRT-4 without sacrificing reliability.

Important Notes

• Compatible with 2004–2005 Dodge SRT-4
• Stage 2 and Stage 3 tunes require Mopar Stage components (injectors, MAP/TIP sensors, wastegate, etc.)
• Handheld device allows flashing back to stock anytime
• For off-road / racing use only
• Not legal for sale or use in California

Skip the downtime of a bench flash and enjoy plug-and-play tuning. Order your MoPower Stage 1–3 Handheld Programmer for the 2004–2005 Dodge SRT-4 today and experience instant power gains at your fingertips.