---
product_id: 56772095
title: "Thundermax Performance ECMs with Integral Autotune System for 2012-2014 FLST, F - One Size"
brand: "thunder heart"
price: "Bs.17259"
currency: BOB
in_stock: true
url: https://www.desertcart.bo/products/56772095-thundermax-performance-ecms-with-integral-autotune-system-for-2012-2014
store_origin: BO
region: Bolivia
---

# Thundermax Performance ECMs with Integral Autotune System for 2012-2014 FLST, F - One Size

**Brand:** thunder heart
**Price:** Bs.17259
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Thundermax Performance ECMs with Integral Autotune System for 2012-2014 FLST, F - One Size by thunder heart
- **How much does it cost?** Bs.17259 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/56772095-thundermax-performance-ecms-with-integral-autotune-system-for-2012-2014)

## Best For

- thunder heart enthusiasts

## Why This Product

- Trusted thunder heart brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Thundermax Performance ECMs with Integral Autotune System for 2012-2014 FLST, FXD modelsCalifornia law generally prohibits the sale and installation of aftermarket exhaust products UNLESS such products are installed on vehicles that did not come originally equipped with catalytic converters or are used only for racing and are never used upon a California highway.- Available for all HD Delphis based EFI motorcycles 01-14- Provides industry leading tech support with state of the art diagnostic data logging and collection process- Purchase once, all software, firmware and extensive library of base maps for 88 to 131 are free which allows the system to grow with future bike modifications without future tuning expenses- Compatible with nitrous, supercharger and turbo systems- No DYNO required. ThunderMax with Autotune continually tunes how you ride, where you ride, every time you ride- ThunderMax provides more power, increased torque, better sounding exhaust and quicker throttle response while optimizing your bikes power output by tuning for your riding style, riding conditions and exhaust system- Your bike will run smoother and considerably cooler by continually maintaining the correct AFR and adjusting the base map as you ride with immediate real time feedback- ThunderMax with Autotune is as simple as plug it in and ride. How ever the TMAX Tuner software allows advanced users and professionals the ability to control every parameter of the system for custom tuning if required- Adjustable rev limiter, idle speed and speedometer calibration- Adjustable front and rear cylinder AFR maps, ignition timing (spark) maps, start up maps and warm-up settings- Adjustable engine temp alert, injector size compensation and decel pop control- H-D Digital Tech compatible- Read and clear diagnostic codes through odometer window, Digital Tech or through the free ThunderMax software- Live diagnostic data logging, m

## Features

- Comes completely assembled and ready to install, no wire cutting or splicing required
- ThunderMax is a complete factory replacement and is NOT a Flash Tuner or in-line signal modifier
- Utilizes wide band 18mm O2 sensors for real time AFR analysis and correction at all RPM’s and load levels operating as a closed loop control system to continuously self-adjust and properly tune the motorcycles air fuel ration for all riding conditions
- Easy installation: designed to fit in the same location as the factory ECM. To install remove factory ECM and install ThunderMax, plug into existing harness, change the O2 sensors, load the correct base map from TMAX tuner software and enjoy your ride
- System includes ThunderMax ECM with Autotune Module, 2 wide band Bosch 5 wire O2 sensors with connection harness, TMAX Tuner software and USB communication cable. Quick start easy install and Comprehensive User’s Manual

## Images

![Thundermax Performance ECMs with Integral Autotune System for 2012-2014 FLST, F - One Size - Image 1](https://images-na.ssl-images-amazon.com/images/I/41R05CUV-vL.jpg)

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*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-02-20*