Arlen Ness Stage 1 Big Sucker Backing Plate for Harley Touring M8 Milwaukee 8
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Upgrade your motorcycle's performance with the industry-leading Stage 1 Big Sucker™ performance intake. Specifically engineered for Milwaukee-Eight™ models, this kit is designed to provide maximum airflow while maintaining a sleek profile by accepting your factory air cleaner cover. Featuring a one-piece aluminum backing plate with patented hidden breather technology, this system eliminates the need for external hoses or hardware for a clean, professional look.
- New patent-pending hidden breather backing plate technology provides efficient engine breathing by directing air through proprietary tubes into the mouth of the throttle body.
- Advanced breathing system eliminates common oil issues by directing excess breather oil back into the engine rather than onto the filter.
- Integrated patent-pending oil reservoir can be serviced alongside your filter element to ensure no oil saturates the filter or restricts airflow.
- Aluminum filter top plate features integrated mounting studs and a directional air venturi for increased durability and performance.
- Performance filter is constructed from four layers of red pre-oiled surgical grade cotton, offering over 200% more surface area than the factory filter.
- Washable and reusable filter design features a tapered bottom to maximize surface area within the factory cover.
- Radius air inlet provides unobstructed airflow for maximum engine performance.
- Complete kit includes a one-piece backing plate, breather tubes, performance filter, filter top, gaskets, oil reservoir, and all necessary mounting hardware.
NOTE: Exempt per CARB ref. E.O. # D-639-5, Exhibit A. (unless noted).
Fits: 2017-2025 Harley-Davidson FLHRXS, 24-FLHTK/FLTRK, 17-23 FLHT/X/R (excl 23 FLHXSE/FLTRXSE), and 17-25 HD Trike
2017-2025 Harley-Davidson FLHRXS, 24-FLHTK/FLTRK, 17-23 FLHT/X/R (excl 23 FLHXSE/FLTRXSE), and 17-25 HD Trike
| Product Title | Store SKU | MFR Part # |
|---|---|---|
| Black | AN18-459 | 18-459 |
| Chrome | AN18-458 | 18-458 |
| Natural | AN18-457 | 18-457 |
Bulk order
| Variant | Quantity | Price | Total |
|---|---|---|---|
Black
AN18-459
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18-459
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Chrome
AN18-458
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18-458
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Natural
AN18-457
/
18-457
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