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Harley-Davidson · Motorcycles

Harley-Davidson Low Rider S&ST tune files, remaps & software solutions

2 engines · 2021–2022 · 4 ECU/TCU types · files for Autotuner, KESS3, Flex, Dimsport DFOX / New Genius, PCMflash, MMCFlash, BitBox and more

Custom files for the Harley-Davidson Low Rider S&ST built in WinOLS from your own read — not a generic file pulled from a database. Send the read from your tool and Josh builds the calibration for your exact software version, usually back within 10–20 minutes during file-service hours (9am–9pm Mon–Sat AEST), and supports it afterwards. Typical Stage 1 figures are shown per engine below and confirmed per calibration.

Harley-Davidson Low Rider S&ST 114ci petrol

Years2021
Stock power86 hp
Stock torque165 Nm
ECU / TCU types1
Stage 1 — typical+5% power / +5% torque → ~90 hp / 175 Nm

Controllers and read methods

  • Delphi MT21M TC265 AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCHOBD

What we build for this engine

  • Stage 1 calibrations and restriction removal where the hardware allows
  • Limiter, O2/lambda and DTC work
  • Decat and exhaust-flap solutions
  • WinOLS map packs and DAMOS where we hold our own definitions

Harley-Davidson Low Rider S&ST 117 petrol

Years2022
Stock power105 hp
Stock torque169 Nm
ECU / TCU types4
Stage 1 — typical+5% power / +5% torque → ~110 hp / 175 Nm

Controllers and read methods

  • Delphi HD1-CAN MC9S12 AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCHOBD
  • Delphi HD3-CAN MC9S12 AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCHOBD
  • Delphi HD3-CAN 2020 MC9S12 AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCHOBD
  • Delphi MT21M TC265 AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCHOBD

What we build for this engine

  • Stage 1 calibrations and restriction removal where the hardware allows
  • Limiter, O2/lambda and DTC work
  • Decat and exhaust-flap solutions
  • WinOLS map packs and DAMOS where we hold our own definitions

Harley-Davidson Low Rider S&ST FAQ

Do you have a tune file for the Harley-Davidson Low Rider S&ST?

Yes — for every engine and ECU listed above. Files are built from your own read in WinOLS for your exact software version, not supplied from a generic database.

How do I get a Harley-Davidson Low Rider S&ST file?

WhatsApp the read to 0466 659 997 with the engine, ECU, your tool and what you want, or upload it at tacfiles.com for an automated return where a matching project exists.

What gains will a Harley-Davidson Low Rider S&ST Stage 1 give?

Typical Stage 1 figures are shown on each engine card above — measured on our dyno where marked, otherwise the typical gain for that engine class. Final numbers depend on the calibration and hardware, so we confirm per file. Reliability comes first — files stay inside what the engine, injectors and cooling handle comfortably.

Send your Harley-Davidson Low Rider S&ST read

WhatsApp 0466 659 997 with the engine, ECU, your tool and what you want. Hand-built files typically return in 10–20 minutes during file-service hours (9am–9pm Mon–Sat AEST).

Vehicle, ECU and read-method data compiled from the published compatibility lists of the flashing tools we work with (files are returned for Autotuner, KESS3, Flex, DFOX, PCMflash, bFlash, BitBox and more). Stock figures are manufacturer-published values as listed by those tools and may vary by market. All tuning files are intended for off-road, motorsport, agricultural or commercial use only; it is the responsibility of the vehicle owner to ensure compliance with local regulations.