ThunderMax PN#309-370 Applications:
• 2002-2005 EFI Touring® Models (88cui)
• 2001-2005 EFI Softail® Models (88cui)
"Street Approved" / California ARB E.O. D-644
ThunderMax is
an industry award winning, performance ECM designed specifically for EFI
equipped Harley Davidson® motorcycles. This highly advanced, stand-alone tuning system
utilizes proprietary AutoTune technology with wide-band oxygen sensors to
deliver unmatched performance and rideability. ThunderMax comes 100% assembled, ready to install with no wire-cutting or splicing required.
Simply replace the factory ECM and oxygen sensors, load a map, and enjoy your
new ride!
ThunderMax 50 Benefits Include:
Easy to Install & Simple to Use
Increased Engine Performance & Motorcycle Rideability
Cooler, Smoother Running Engine
Adjustable Idle Speed & Rev Limit Control
No Dyno Required - Automatically Tunes for Riding Style & Riding Conditions
100% Engineered & Made in the USA
3-Year Factory Limited Warranty
ThunderMax System Includes:
ThunderMax 50 Performance Engine Control Module (ECM)
Two (2) Wide-Band Bosch 5-Wire Oxygen Sensors (18mm) with AutoTune Connection Harness*
Communication Cable
TMax50 Software Disc
ThunderMax Quick Start Easy Install and Printable Comprehensive User’s Manual
The ThunderMax 50 software allows access to approved, non-emission related adjustable system features compliant with California ARB regulations. Certain settings are non-adjustable and vary per motorcycle model.
- Approved or Non-Emission Related Adjustable Rev Limit, Idle Speed, and Speedometer Calibration
- Approved or Non-Emission Related Adjustable Closed-Loop AFR Targets
- Approved or Non-Emission Related Adjustable Ignition Timing (Spark) Maps
- Adjustable Engine Temperature Alert Alarm
- H-D® Digital Tech Compatible
- Read & Clear Diagnostic Codes through Odometer Window, Digital Tech or Through the ThunderMax Software.
- Records Running Statistics Every 100 RPM / Engine Temperature Logs
- Live, Real-Time Engine Tuning
- Live, Real-Time Monitoring
- Live, Real-Time Recording
For 2002-2005 Touring® Models and 2001-2005 Softail® Models: ThunderMax® includes wide-band, 5-wire oxygen sensors that thread into 18mm x 1.5mm bungs located near the exhaust port, same thread size and location as stock sensors.
This product has been approved for street use in the state of California by the California Air Resources Board (E.O. D-644). ThunderMax does not approve any other modifications to the motorcycle. Other motorcycle modifications are subject to scrutiny under California ARB by Section 27156 of the Vehicle Code for emission critical devices.