Chrysler 300C 6.1 SRT8 HEMI 431 hp — Stage 1 file (+19 hp)
hp
Stage 1 file for Chrysler 300C 6.1 SRT8 HEMI 431 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Chrysler 300C 6.1 SRT8 HEMI 431 hp ECU
Chrysler 300C (2005) 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. A petrol engine built in 2005 — the era before widespread firmware encryption, OBD flash without complications.
Chrysler is an American carmaker, founded in 1925 by Walter Chrysler. Chrysler currently builds mainly minivans and the 300 saloon. Chrysler shares platforms and engines with Dodge, Jeep and Ram. The top Hemi Hellcat offers significant potential with hardware. The Chrysler petrol range is mainly the Pentastar V6. The Hemi V8 is the proprietary Chrysler/Dodge engine for the top models.
The US Chrysler community has a large pool of ready-made Stage files. HP Tuners is the leading tool for Chrysler/Dodge. The Hellcat confidently reaches Stage 2 with hardware. 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 Chrysler 300C 6.1 SRT8 HEMI 431 hp?
Stage 1 for the Chrysler 300C 6.1 SRT8 HEMI 431 hp adds +19 hp — power increases from 431 to 450 hp (+4%). Torque rises from 570 to 600 Nm (+30 Nm).
What does a Stage 1 remap of the Chrysler 300C 6.1 SRT8 HEMI 431 hp include?
Stage 1 chip tuning of the Chrysler 300C is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +19 hp with no hardware changes.
What is the Stage 1 potential of the Chrysler 300C 6.1 SRT8 HEMI 431 hp?
On the top-spec Chrysler 300C 6.1 SRT8 HEMI 431 hp engine, Stage 1 is the starting point before Stage 2 with a downpipe, intake and a larger intercooler. The mass-market factory calibration leaves substantial headroom for an aggressive software tune.
How much does Stage 2 add on the Chrysler 300C?
Stage 2 for the Chrysler 300C 6.1 SRT8 HEMI 431 hp is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.
Which ECU is fitted to the Chrysler 300C 6.1 SRT8 HEMI 431 hp?
The Chrysler 300C 6.1 SRT8 HEMI 431 hp ECU is the Siemens/Continental NGC4. Production versions support OBD access; locked variants require Bench (BDM/JTAG).
What happens to the Chrysler 300C warranty after chip tuning?
The factory warranty of the Chrysler 300C does not remain valid after Stage 1 — the manufacturer withdraws its obligations once the ECU software is changed. CHIPOK provides its own warranty on its work and support.
How long does remapping the Chrysler 300C take?
On the Chrysler 300C 6.1 SRT8 HEMI 431 hp: OBD flash 25-30 minutes, Bench (if required) about an hour. The file processing itself takes 5-30 minutes once the original bin is received.
Is the original file kept when chip tuning the Chrysler 300C?
Yes, the original ECU firmware of the Chrysler 300C 6.1 SRT8 HEMI 431 hp is kept and can be flashed back at any time. Returning to stock via OBD takes 25-30 minutes.
What is the price of a Stage 1 remap for the Chrysler 300C?
Stage 1 for the Chrysler 300C 6.1 SRT8 HEMI 431 hp is paid for with CHIPOK credits (1 cr = 1 €). The final amount is set in the calculator, taking the extra options (off functions) into account.