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. Click on the link below to review potential regulatory penalties for inappropriate installations of this item.

Important Regulatory Information

This item is only available for purchase and installation at your dealer. To find your dealer, click here.

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. Click on the link below to review potential regulatory penalties for inappropriate installations of this item.

Important Regulatory Information

This item is only available for purchase and installation at your dealer. To find your dealer, click here.