Big Sucker® Stage 1 air cleaners are engineered and proven to give your engine maximum airflow for more horsepower and torque. The patented hidden breather backing plate is o-ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop system, eliminating the need for any external hoses or hardware
- Smooth Stage 1 Air Cleaner Cover
- Increases Horsepower and Torque
- Patented Hidden Breather Technology
- Pre-Oiled High Performance Filter
- One-Piece Aluminum Backing Plate
- Radius Air Inlet for Unobstructed Airflow
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1995-1997 | Harley-Davidson | Bad Boy FXSTSB | |
| 1994-1998 | Harley-Davidson | Dyna Convertible FXDS-Conv | |
| 1993 | Harley-Davidson | Dyna Low Rider Convertible FXRS-Conv | |
| 1993-1994 | Harley-Davidson | Dyna Low Rider Custom FXLR | |
| 1993-1998 | Harley-Davidson | Dyna Low Rider FXDL | |
| 1993 | Harley-Davidson | Dyna Low Rider Sport FXRS-SP | |
| 1995-1998 | Harley-Davidson | Dyna Super Glide FXD | |
| 1993-1998 | Harley-Davidson | Dyna Wide Glide FXDWG | |
| 1993-1998 | Harley-Davidson | Electra Glide Classic FLHTC | |
| 1995-1998 | Harley-Davidson | Electra Glide FLHT | |
| 1993 | Harley-Davidson | Electra Glide Sport FLHS | |
| 1993-1997 | Harley-Davidson | Electra Glide Ultra Classic FLHTCU | |
| 1993-1999 | Harley-Davidson | Fat Boy FLSTF | |
| 1993-1999 | Harley-Davidson | Heritage Softail Classic FLSTC | |
| 1993 | Harley-Davidson | Heritage Softail Nostalgia FLSTN | |
| 1994-1996 | Harley-Davidson | Heritage Softail Special FLSTN | |
| 1997-1999 | Harley-Davidson | Heritage Springer FLSTS | |
| 1999 | Harley-Davidson | Night Train FXSTB | |
| 1998 | Harley-Davidson | Road Glide FLTR | |
| 1994-1998 | Harley-Davidson | Road King FLHR | |
| 1993-1999 | Harley-Davidson | Softail Custom FXSTC | |
| 1993-1999 | Harley-Davidson | Softail Springer FXSTS | |
| 1999 | Harley-Davidson | Softail Standard FXST | |
| 1993-1994 | Harley-Davidson | Super Glide FXR | |
| 1993-1995 | Harley-Davidson | Tour Glide Ultra Classic FLTCU | |