Products > Fuel & Air > EFI Programmers > Thunder Heart Performance Thundermax ECM with Integral Auto Tune System (309-485)

Thunder Heart Performance Thundermax ECM with Integral Auto Tune System (309-485)

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SKU: 309-485

RETAIL: $919.95
YOU SAVE: $91.99 (10%)


ThunderMax ECM with Auto Tune module mounts conveniently in place of the factory ECM and plugs in to the existing harness Utilizes wide band O2 sensors and works as a closed-loop control system to continuously self-adjust and properly tune the motorcycles air/fuel ratio for all riding conditions Easy installation: replace the factory ECM, install new O2 sensors and harness, load the correct map for your bike, and ride Includes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax software and communication USB cable, Quick-Start Easy Install and Comprehensive Users Manual, technical support and free software and updates Hundreds of maps available to download for your bike. Load the map of your choice and the integral auto-tune will do the rest Improves throttle response, exhaust sound and driveability Does not require dyno tuning Rider can adjust idle speed, rev limit and speedometer calibration Adjustable front and rear cylinder AFR maps, ignition timing spark maps, and startup maps Works with all popular exhaust systems and is compatible with high-performance camshafts Supports nitrous and supercharger applications Software program allows live monitoring, recording and examination of diagnostic codes and datalogs including number of starts, engine temperature and rpm operation New maps, software, firmware updates, map analysis and tech support available online at no charge Made in the USA MANUFACTURERS NOTE: Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their O2 sensor port bungs. MANUFACTURERS NOTE: Legal in California only for racing vehicles which may never be used upon a highway. Some products may not be legal for sale or use on pollution-controlled vehicles; check your local laws and the manufacturers information.


This product is labeled to fit with the following vehicles:
Stock photo shown, actual item may vary by model.

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While universal products are designed to fit a range of vehicles they may not fit all vehicles. If you are unsure of the fit we recommend posting a question on the ThumperTalk forums or contacting the manufacturer before ordering.