S&S Cycle Air Cleaner Kits — Harley-Davidson Sportster 1200 Custom, Sportster 883, Sportster 883 Hugger (1972-2026)

S&S Cycle air cleaner kit for Harley Sportster featuring increased filter area and a radiused inlet designed for smoother airflow and improved power delivery. The kit includes backplate, washable filter element, top cover, and hardware — fits all existing Stealth Air Cleaner mounting points.

Features

• 85% of original size with classic teardrop look
• High-strength die-cast aluminum backplate
• Washable filter element
• 5% hp increase
• CARB EO# D-355-30 emissions exempt
• 50-state legal
• Optional high-flow filter kit available (part 170-0127)
• Pre-filters available separately

Specifications

• Brand: S&S Cycle
• Manufacturer Part #: 170-0440C
• Weight: 2.5 lb
• Category: Air Intake Systems / Air Intake Components

Fitment

Fits all Harley-Davidson Sportster models with existing Stealth Air Cleaner mounting locations.

Frequently Asked Questions

Does this increase horsepower?

Yes — this kit produces approximately a 5% increase in hp through improved airflow over the stock air cleaner.

Is this legal for street use in all 50 states?

Yes. It is CARB EO# D-355-30 exempt and 50-state legal.

What's included in the box?

Backplate, washable filter element, top cover, mounting hardware, and installation instructions.

Can I use a high-flow filter element instead?

Yes — S&S offers a 1-inch taller high-flow filter kit (part 170-0127) as an upgrade option for even greater airflow.

Are replacement filters available?

Yes — the filter element is washable and reusable. Replacement elements and pre-filters are available separately.