Big Sucker™ Stage I Air Cleaner Kit – Chrome (Hidden Breather System)
High-Flow Filtration & Clean Design for Harley-Davidson Dyna Models
The Big Sucker™ Stage I Air Cleaner Kit delivers legendary performance and a clean, hose-free design for Harley-Davidson Dyna riders. Featuring hidden breather technology and a radius air inlet for maximum flow, this system eliminates the need for external hoses while maintaining optimal crankcase ventilation. The one-piece aluminum backing plate integrates seamlessly with OEM hardware, while the pre-oiled, washable red cotton filter ensures long-lasting airflow and engine protection. Finished in show-quality chrome, it combines style, performance, and precision — engineered in the USA for riders who demand results.
⚠️ WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov CARB Exempt: Per Executive Order E.O. #D-639-10 (for 2001–2022 EFI models only).
Key Features
Hidden breather system O-ringed at the heads and vented at the mouth for efficient, hose-free engine breathing
One-piece aluminum backing plate with integrated breather passages
Radius air inlet provides smooth, unrestricted airflow for maximum performance
Pre-oiled red filter element with four layers of surgical-grade cotton for superior filtration
Washable and reusable design for long-term use
Compatible with OEM round Arlen Ness® Stage I air cleaner covers
Includes all necessary hardware and installation instructions
CARB compliant for EFI models
Made in the USA
Performance & Fitment
Perfect for Harley-Davidson Dyna models (2008–2017), including Low Rider S, Street Bob, Fat Bob, and Wide Glide, the Big Sucker™ Stage I Air Cleaner increases horsepower and torque while maintaining a clean, integrated look. Whether you’re upgrading a stock engine or building a Nowaskey Performance Bagger, this air cleaner delivers the flow and reliability needed for street or performance use.
Compatible Models Include:
Dyna: Street Bob, Low Rider, Fat Bob, Wide Glide, Super Glide Custom (2008–2017)
CVO Models: FXDFSE / FXDSE2
Low Rider S: FXDLS (2016–2017)
Model: Big Sucker™ Stage I Material: Aluminum Finish: Chrome Filter Media: Surgical-Grade Cotton (Pre-Oiled) Shape: Round Features: Hidden Breather, OEM Cover Compatible Units: Kit Weight: 2.69 lbs Dimensions (L x W x H): 9.05" x 8.07" x 5.47" Country of Origin: Made in the USA
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