Big Sucker™ Stage I Air Filter Kit - Chrome One-Piece aluminum backing plate with hidden breather technology, Each hidden breather is O-ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop system,...

Big Sucker™ Stage I Air Filter Kit - Gloss Black One-Piece aluminum backing plate with hidden breather technology, Each hidden breather is O-ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop...

Big Sucker™ Stage I Air Filter Kit - Chrome Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware, Radius...

Big Sucker™ Stage I Air Filter Kit - Chrome One-Piece aluminum backing plate with hidden breather technology, Each hidden breather is O-ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop system,...

Big Sucker™ Stage I Air Filter Kit - Wrinkle Black One-Piece aluminum backing plate with hidden breather technology, Each hidden breather is O-ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop...

Big Sucker™ Stage I Air Filter Kit - Black One-Piece aluminum backing plate with hidden breather technology, Each hidden breather is O-ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop system,...

Big Sucker™ Air Filter Kit - Chrome - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Air Filter Kit - Natural - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Air Filter Kit - Black - Stage I Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Air Filter Kit - Natural - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Stage I Air Filter Kit - Chrome Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware, Radius...

Big Sucker™ Stage I Air Filter Kit - Chrome Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware, Radius...

Big Sucker™ Stage I Air Filter Kit - Wrinkle Black Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Stage I Air Filter Kit - Wrinkle Black Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Air Filter Kit - Chrome - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Air Filter Kit - Chrome - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Air Filter Kit - Natural - Stage I Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Air Filter Kit - Natural - Stage I Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Air Filter Kit - Chrome - Stage I Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Air Filter Kit - Natural - Stage II Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Big Sucker™ Air Filter Kit - Chrome - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware,...

Replacement Big Sucker Stage 1 Air Filter - Touring/Trike Replacement and optional air filter for Big Sucker Stage 1 air filter kit

Replacement Big Sucker Stage II Air Filter - Dyna/Softail/Touring/Trike Provides added airflow while filtering out harmful debris on Stage 2 intakes , 20% larger than Stage 1 for increased airflow, Made from 4-layers of surgical grade cotton , Reusable, washable...

Big Sucker™ Stage II Air Filter Kit - Chrome Features a one-piece aluminum backing plate/carb support bracket with hidden breather technology, Breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system, Eliminates the need for...