S&S CYCLE - 550-1666 - Power Tune XTO Muffler Insert - 2-1/4”
Whether restoring a machine to factory spec or building something better, the S&S CYCLE 550-1666 gives you an insert that meets the demands of serious utv use. Allows you to adjust the power, torque, tone and sound of the Power Tune® XTO Muffler. 304 stainless steel construction, giving you a level of quality that holds up across the full service life of the component. Quick, easy installation. Material: 304 Stainless Steel. Product Name: Insert. The 550-1666 is the kind of component that earns its place in any build or repair by doing exactly what it is supposed to, every time. Sold individually.
Features
- Allows you to adjust the power, torque, tone and sound of the Power Tune® XTO Muffler
- 304 stainless steel construction
- Quick, easy installation
- Sold as each
Specs
- Material: 304 Stainless Steel
- Product Name: Insert
- Style: Unplugged
- Units: Each
- Model: Power Tune® XTO
- Outside Diameter: 2-1/4”
- Type: Muffler
- Riding Style: UTV
Frequently Asked Questions - S&S CYCLE - 550-1666 - Power Tune XTO Muffler Insert - 2-1/4”
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
