Thunder Stroke Stage One Slip-On



Thunder Stroke Stage One Slip-On




This Thunder Stroke Stage 1 Slip-On Exhaust produces a rich, throaty exhaust note and lets a Thunder Stroke engine breathe more freely, unleashing additional power with enhanced mid-range torque and throttle response. For extra custom style, add your choice of Exhaust Tips (sold separately). Designed to seamlessly integrate with your Indian Motorcycle’s hard saddlebags.

 This complete kit conveniently includes the required Calibration Code that upgrades the Engine Control Module (ECM) software from stock to Stage 1, allowing this kit to be properly installed by your dealer. No additional software purchase necessary.

Each kit is designated with a warning triangle to indicate the restrictions that may apply.


Includes Exhaust 

Right and left side chrome exhaust pipes

Designed for a deeper, rich, throaty sound

Warranty: 1 Year from Date of Purchase


What’s Included

  • Left Hand
  • Right Hand Exhaust Pipes
  • Stage 1 Calibration Code


Material Steel

Ease Of Installation

Dealer Only

  • Required Sold Separately
    • Fish Tail, Six Shooter
    • Grooved
    • Straight Exhaust Tips
  • Finish
  • Chrome
  • Care And Cleaning
  • Please see your Indian Motorcycle® Rider’s Manual for specific cleaning and maintenance instructions.
  • Compliance

This kit meets EPA and CARB emission limits. Non-competition street use may violate federal noise limits. Please see below for further information 50 state emissions compliant. Non-competition street use may violate federal noise limits. Indian Motorcycle recognizes the importance of environmental laws that regulate exhaust and noise emissions and is committed to developing performance parts that allow motorcycle enthusiasts to modify their vehicles in a safe and



Thunder Stroke Stage One Slip-On

Additional information