World's Largest Aftermarket Motorcycle Parts and Accessories Superstore!

Menu

ThunderMax Self-Tuning Fuel Management System

Select your motorcycle to guarantee fitment! Select A Motorcycle

  • ThunderMax Self-Tuning Fuel Management System
Product may vary from photo(s).

$989.99

Free Ground Shipping

Shipping & Delivery

Checking availability...

– Order in the next to ship today

Retail Store Inventory

Out of Stock in Retail Center Anamosa, IA
Out of Stock in Retail Center Daytona, FL
Out of Stock in Retail Center Sturgis, SD

J&P Part: 803-458

Description for ThunderMax Self-Tuning Fuel Management System 

ThunderMax Self-Tuning Fuel Management System

Fitment Note: ThunderMaxr includes wide-band, 5-wire oxygen sensors that thread into 18mm x 1.5mm bungs located near the exhaust port. Stock exhaust on these year models utilize 12mm narrow band sensors and therefore will require modification by installing an 18mm exhaust bung and capping off the 12mm ports. Most aftermarket exhaust systems come standard with both oxygen sensor bung sizes (18mm and 12mm) and will not require modification.

• Easy to install and simple to use

• Increased engine performance and rideability

• Cooler and smoother running engine

• Adjustable idle speed and rev limiter control

• No dyno required - automatically tunes for riding style and conditions

• Accommodates bike modifications (exhaust pipes, camshafts, etc.)

• Made in the U.S.A.

• 3-Year factory limited warranty

• Includes: ECM module, 18mm oxygen sensors with connection harness, USB cable, TMax Tuner software disc, and user/installation manual

Made In The USA This product was proudly made in the USA

Product Specs

Manufacturer Part Number: 309-563

Open or Closed Loop: Closed

Sold in Units: Kit

With/Without 02 Sensor: With

Fitment for ThunderMax Self-Tuning Fuel Management System 

Select your motorcycle to guarantee fitment! Select A Motorcycle

Fitment Note: ThunderMaxr includes wide-band, 5-wire oxygen sensors that thread into 18mm x 1.5mm bungs located near the exhaust port. Stock exhaust on these year models utilize 12mm narrow band sensors and therefore will require modification by installing an 18mm exhaust bung and capping off the 12mm ports. Most aftermarket exhaust systems come standard with both oxygen sensor bung sizes (18mm and 12mm) and will not require modification.

Click (+) to view all compatible models

Harley-Davidson® Models

Dyna Low Rider S FXDLS : 2016–2017
Softail Breakout CVO FXSBSE : 2014
Softail Breakout FXSB : 2016–2017
Softail Deluxe CVO FLSTNSE : 2014–2015
Softail Deluxe FLSTN : 2016–2017
Softail Fat Boy FLSTF : 2016–2017
Softail Fat Boy Lo FLSTFB : 2016
Softail Fat Boy S FLSTFBS : 2016–2017
Softail Heritage Classic FLSTC : 2016–2017
Softail Pro Street Breakout CVO FXSE : 2016
Softail Pro-Street Breakout CVO FXSE : 2017
Softail Slim FLS : 2016–2017
Softail Slim S FLSS : 2016–2017

Customer Reviews for ThunderMax Self-Tuning Fuel Management System 

This product has not yet been reviewed. Be First To Write A Review

Important Product Notes

This item cannot be returned once the package is opened. Manufacturing defects must be addressed through the manufacturer directly.

Shipping Note

Due to state regulations we cannot ship this item to the state of California.

Fast Free Shipping on Orders at $99.99 & Over
Free Tech
Support
Largest
Selection
120 Day
Returns

Select Your Motorcycle

×
Live Help

Get Help From Our Industry Experts

Call Us 24/7 1-800-318-4823

Help / FAQs