Product Details
Features
- Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end caps
- The lightest mufflers available
- Superior power and performance - horsepower improved throughout the rpm range
- Feature exclusive proprietary Chamber Core technology
- Factory Forward Engineering centralizes mass, improves handling
- Made from premium quality American materials
- Customize with performance tuning inserts and spark arrestor module
- Meet AMA sound requirements on most models; inserts available for others
Specs
| End Cap Material | Stainless Steel |
| Product Name | Muffler |
| Riding Style | Off-Road |
| Color/Finish | Anodized |
| Type | Slip-On |
| Model | Factory 4.1 |
| Units | Each |
| Color/Finish | Titanium |
| Muffler Material | Titanium |
Features
- Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end caps
- The lightest mufflers available
- Superior power and performance - horsepower improved throughout the rpm range
- Feature exclusive proprietary Chamber Core technology
- Factory Forward Engineering centralizes mass, improves handling
- Made from premium quality American materials
- Customize with performance tuning inserts and spark arrestor module
- Meet AMA sound requirements on most models; inserts available for others
Specs
| End Cap Material | Stainless Steel |
| Product Name | Muffler |
| Riding Style | Off-Road |
| Color/Finish | Anodized |
| Type | Slip-On |
| Model | Factory 4.1 |
| Units | Each |
| Color/Finish | Titanium |
| Muffler Material | Titanium |
| Store SKU | MFR. Product # | Availability |
|---|---|---|
| 1821-2021 | 041595 | In Stock |
This Product Fits
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.
Product Description
Features
- Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end caps
- The lightest mufflers available
- Superior power and performance - horsepower improved throughout the rpm range
- Feature exclusive proprietary Chamber Core technology
- Factory Forward Engineering centralizes mass, improves handling
- Made from premium quality American materials
- Customize with performance tuning inserts and spark arrestor module
- Meet AMA sound requirements on most models; inserts available for others
Specs
| End Cap Material | Stainless Steel |
| Product Name | Muffler |
| Riding Style | Off-Road |
| Color/Finish | Anodized |
| Type | Slip-On |
| Model | Factory 4.1 |
| Units | Each |
| Color/Finish | Titanium |
| Muffler Material | Titanium |
Part Numbers
| Store SKU | MFR. Product # | Availability |
|---|---|---|
| 1821-2021 | 041595 | In Stock |
Fitment
This Product Fits
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.