Thundermax

Thundermax #309-324 - Pigtail ECM Harness

Requires ThunderMax ECM with serial number 114000 or higher (produced beginning August 2008). Will not work on previous model ThunderMax part # 232661 TBW unit.Installed into the bike's wiring harness at the 36-pin ECM connector (connection requires...

Thundermax #309-355 - Replacement Oxygen Sensor

Replacement Oxygen SensorFeaturesEasy installation: replace the factory ECM, install new O² sensors and harness, load the correct map for your bike, and rideReplacement oxygen sensor for Thundermax ECM auto tune systemMade in the USABecause of possible...

Thundermax #309-361 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '11 Softail

Because of possible clearance issues, some of the aftermarket exhaust systems may require modifications or relocation of their oxygen sensor port bungs.FeaturesIncludes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax...

Thundermax #309-362 - ThunderMax Engine Control Module Kit with Integral Auto Tune - Touring/Trike/Throttle-by-Wire

Will require the use of an exhaust system with 18 mm sensor bungs or head pipes must be modified to accept 18 mm sensors.FeaturesIncludes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax software and communication USB...

Thundermax #309-382 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '12-'20 Dyna/Softail/Sportster

Will require the use of an exhaust system with 18 mm sensor bungs or head pipes must be modified to accept 18 mm sensors.FeaturesIncludes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax software and communication USB...

Thundermax #309-424 - Pigtail USB Harness

Requires ThunderMax ECM with mini USB communication port (beginning November 2012). Will not work on previous model ThunderMax ECM or part # 1020-0836 (Touring TBW units).Installed into the bike's wiring harness at the 36-pin ECM connector (connection...

Thundermax #309-460 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '01-'10 Softail/Sportster/Touring

Because of possible clearance issues, some of the aftermarket exhaust systems may require modifications or relocation of their oxygen sensor port bungs.FeaturesIncludes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax...

Thundermax #309-466 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '02-'16 V-Rod

Will require the use of an exhaust system with 18 mm sensor bungs or head pipes must be modified to accept 18 mm sensors.FeaturesIncludes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax software and communication USB...

Thundermax #309-485 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '04-'13 Dyna/Softail/Sportster

Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their oxygen sensor port bungs.Includes mini USB pigtail.FeaturesIncludes ThunderMax ECM with Auto-Tune Module, plug-in harness and two...

Thundermax #309-562 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '14-'16 Touring/Trike

Will require the use of an exhaust system with 18 mm sensor bungs or head pipes must be modified to accept 18 mm sensors.FeaturesIncludes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax software and communication USB...

Thundermax #309-563 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '14-'17 Softail

Will require the use of an exhaust system with 18 mm sensor bungs or head pipes must be modified to accept 18 mm sensors.FeaturesIncludes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax software and communication USB...

Thundermax #309-588 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '17-'20 Touring/Trike

Will not work on trikes with traction control.ThunderMax modules use wide band 18 mm O2 sensors; users may need to weld-in 18 mm bungs in the stock head pipe, 3"-4" from cylinder heads on both front and rear.FeaturesIncludes ThunderMax ECM with...

Thundermax #309-589 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '18-'20 Softail

Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their oxygen sensor port bungs.Not interchangeable or upgradable from part # 1020-2118.FeaturesIncludes ThunderMax ECM with Auto-Tune...

Thundermax #309-591 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '21-'24 Touring

Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their oxygen sensor port bungs.FeaturesIncludes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax...

Thundermax #309-592 - ThunderMax Engine Control Module Kit with Integral Auto Tune - '21-'24 Softail

Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their oxygen sensor port bungs.FeaturesIncludes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax...