Description
Proper crankcase ventilation is critical for engine longevity and performance—excess pressure buildup accelerates wear on seals, gaskets, and internal components. This DRAG SPECIALTIES breather kit eliminates that risk with a sealed, filtered design that prevents oil vapor from contaminating your intake while maintaining optimal crankcase pressure. Whether you’re running stock or modified power, reliable breathing management protects your investment and keeps your XL Big Twin running strong.
Technical Specifications:
- Fits ’91–’17 XL Big Twin
- OEM-equivalent sealed design
- Prevents crankcase pressure buildup
- Filtered breather element
- Bolt-on installation
- No modification required
- Chrome-plated components
- Harley-Davidson compatible
- MPN: DS-289055
- Durable stainless construction
