ARLEN NESS - 18-511 BIG SUCKER STAGE 2 AIR FILTER KIT

Big Sucker™ Stage 2 air cleaners retain all the performance gaining features of the Stage 1 plus a 20% larger filter fore even more airflow. Each Stage 2 features our patented hidden breather backing plate that is o-ringed at the heads and exits inside the mouth of the throttle body, eliminating the need for any external hoses or hardware

• Increases Horsepower & Torque
• 20% Larger Filter Than Stage 1
• Patented Hidden Breather Technology
• Pre-Oiled & Synthetic High Performance Filters
• One-Piece Aluminum Backing Plate
• Radius Air Inlet for Unobstructed Airflow

AIR CLEANER BACKING PLATE:

• Made from aluminum and finished to spec by CNC machine
• The backing plate's one-piece design features our patented hidden breather technology. each breather is o-ringed at the heads and exits at the mouth of the throttle body. This creates a virtually closed look system which eliminates the need for any external hoses or hardware
• Smooth radius air inlet engineered to provide maximum airflow directly into the engine
• Available finishes: Standard Raw / Chrome / Black Powdercoat

PERFORMANCE AIR FILTER:

• Each Big Sucker® performance filter is handmade in the USA
• 20% larger filter then Stage 1
• Performance filters are available in red pre-oiled cotton or synthetic elements
• Red pre-oiled cotton performance filters are made from 4 layers of surgical grade cotton.
  Filters are washable/re-useable, filter service kits are available separately
• Synthetics performance filters are made from a black synthetic filter element that is wrapped in a stainless steel jacket. Synthetic filters are water resistant and do not require oil, they are also washable/reusable 

  
  AIR CLEANER COVERS AND COMPONENTS:

  • Accepts Arlen Ness® Stage 2 custom covers
  • Will NOT accept factory air cleaner covers

  NOTE: Accepts Arlen Ness® Stage 2 custom covers.

  NOTE: Will NOT accept factory air cleaner covers.

• *FITMENT*

  • 99-17 Twin Cam (Exc. FBW & 99-01 FI FLT)
  • 08-16 FLT / 16-17 FLST & FXDLS (FBW)
  • 91-up XL Sportster
  • 93-99 Evo (Evolution)
  • 99-01 FI (Fuel Injected) FLT