Dodge Charger 6.1 SRT8 HEMI 431 hp — Stage 1 file (+19 hp)

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Chip tuning for Dodge Charger 6.1 SRT8 HEMI 431 hp ECU

Dodge Charger (2006 - LX) 6.1 SRT8 HEMI 431 hp — mass-market petrol engine of the passenger segment of the Stellantis group (США, 1925). Stage 1 chip tuning raises power from 431 to 450 hp (+19 hp, +4%) and torque from 570 to 600 Nm (+30 Nm). ECU — Siemens/Continental NGC4. Flashing method: OBD or Bench depending on the unit's protection. The 2006 generation — old-era petrol ECUs (ME7/ME9/MED9/Simos) with easily readable memory.

Dodge specialises in muscle cars (Charger, Challenger) and SUVs (Durango). The Hemi V8 is Dodge's iconic muscle-car engine. The Hellcat and Demon are Dodge's top segment, with extreme power output. The Chrysler petrol range is mainly the Pentastar V6. The Hemi V8 is the proprietary Chrysler/Dodge engine for the top models. The top Hemi Hellcat offers significant potential with hardware.

HP Tuners is the leading tool for Chrysler/Dodge. The Hellcat confidently reaches Stage 2 with hardware. The US Chrysler community has a large pool of ready-made Stage files. Top Chrysler/Dodge Hellcat engines sit at the power ceiling of the American mass market.

Frequently asked questions

How much horsepower does Stage 1 add for the Dodge Charger 6.1 SRT8 HEMI 431 hp?

The Stage 1 gain for the Dodge Charger 6.1 SRT8 HEMI 431 hp is 19 hp (+4%) over the stock 431 hp, for a total of 450 hp. Torque rises from 570 to 600 Nm (+30 Nm).

What is Stage 1 chip tuning for the Dodge Charger?

Stage 1 on the Dodge Charger 6.1 SRT8 HEMI 431 hp is a software ECU calibration with no hardware changes. The key maps (boost/ignition/lambda/torque) are adjusted while factory tolerances are preserved. The gain is +19 hp with no hardware changes.

What does Stage 1 give on the top-spec Dodge Charger 6.1 SRT8 HEMI 431 hp?

Stage 1 for the Dodge Charger 6.1 SRT8 HEMI 431 hp unlocks the potential built in by the factory but artificially capped to meet mass-market targets. A base of 750-800 hp is achievable once hardware is added.

How does Stage 2 differ from Stage 1 on the Dodge Charger 6.1 SRT8 HEMI 431 hp?

Stage 2 on the Dodge Charger 6.1 SRT8 HEMI 431 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What control unit does the Dodge Charger 6.1 SRT8 HEMI 431 hp run?

The control unit of the Dodge Charger 6.1 SRT8 HEMI 431 hp is the Siemens/Continental NGC4. Before flashing, the engineer identifies the exact revision and selects the write method.

Does Stage 1 void the warranty on the Dodge Charger?

Stage 1 on the Dodge Charger voids the factory warranty on the engine and transmission — this is standard for all manufacturers. CHIPOK provides its own warranty on the quality of the remap.

How quickly is chip tuning of the Dodge Charger 6.1 SRT8 HEMI 431 hp done?

The full remap cycle for the Dodge Charger — from reading to writing the final file — takes 30-90 minutes depending on the ECU access method. The file is prepared at CHIPOK in 5-30 minutes.

Can you return to stock after Stage 1 on the Dodge Charger?

The original Dodge Charger ECU is always saved before flashing. Rolling back to the factory firmware is done with the same programmer in 25-30 minutes.

How much does Stage 1 cost for the Dodge Charger 6.1 SRT8 HEMI 431 hp?

The cost of Stage 1 for the Dodge Charger 6.1 SRT8 HEMI 431 hp is calculated in the calculator on this page — you select the options (DPF off, EGR off, AdBlue off, DTC off, etc.) and the price is capped by the package Max Price. Payment is by credits (1 cr = 1 €), with no subscriptions.

Last updated: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno