Arlen Ness 18-326 Smooth Stage 1 Big Sucker™, Black 99-17 Twin Cam (Exc. FBW) Red Pre Oiled

Description

Big Sucker™ Stage 1 air cleaners are engineered and proven to give your engine maximum airflow for more horsepower & 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 & Torque
Patented Hidden Breather Technology
Pre-Oiled & Synthetic High Performance Filters
One-Piece Aluminum Backing Plate
Radius Air Inlet for Unobstructed Airflow

California Air Resource Board: Executive Order D-639-12_R-01

California Prop 65: Learn More

Aluminum Backing Plate Features: Twin Cam/Sportster/Evolution Engines

One-piece aluminum backing plate
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 unobstructed airflow directly into the engine
Available finishes: Standard Raw / Chrome / Matte Black Powdercoat

Smooth Stage 1 Air Cleaner Cover

Smooth Stage 1 cover features a clean universal design stamped with the Arlen Ness logo
Made from high quality steel
Finished in wrinkle black powdercoat

Performance Air Filters: Twin Cam/Sportster/Evolution Engines

Each Big Sucker® performance filter is handmade in the USA
Available in red pre-oiled cotton or synthetic filter media
Standard red pre-oiled cotton performance filters are made from 4 layers of surgical grade cotton for optimum flow & filtration
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
All Stage 1 air filters are washable/re-usable, filter tune-up kits are available separately

Fitment

99-17 Twin Cam (Except: FBW)

2001-2017 Twin Cam Delphi EFI (Fuel Injected)
1999-2006 Twin Cam CV Carb
*NOTE: Will not fit Fly-By-Wire Models: 08-17 FLT Touring / 16-17 Softail / 16-17 Dyna FXDLS & 99-01 F.I. FLT

08-16 Touring / 16-17 Softail (FBW)

2008-2016 FLT Touring / Bagger - FLHT / FLHR / FLHX / FLTR / H-D FL Trike
2016-2017 Softails
2016-2017 Dyna FXDLS
2014-2015 FLSTNSE / 13-14 FXSBSE / 11-12 FLSTSE
*NOTE: Twin Cam models equipped w/ FBW (Fly-by-Wire or Throttle-by-Wire)

91-up XL Sportster

1991-up Sportster 883 / 1200 with CV Carb or Delphi EFI

99-01 Fuel Injected FLT

1999-2001 FLT Touring Models- FLHTI / FLHRI

93-99 Evo

Kit Components (BOM)

Twin Cam / Sportster / Evolution

Black Backing Plate (Fitment Specific)

08-16 Touring / 16-17 Softails: 18-590

99-17 Twin Cam (Exc. FBW & 01 FI): 18-591

99-01 Fuel Injected (FI) FLT: 18-593

93-99 Evolution: 18-592

88-up XL Sportster: 18-594

Hardware Kit (Fitment Specific)

08-16 Touring /16-17 Softails: 18-530

99-17 Twin Cam (Exc. FBW & 01 FI): 18-531

99-01 Fuel Injected (FI) FLT: 18-533

93-99 Evolution: 18-532

88-up XL Sportster: 18-534

Air Filter, Red Pre-Oiled

08-16 Touring / 16-17 Softails (FBW): 18-080

99-17 Twin Cam/88-up XL/93-99 Evo: 18-098

99-01 Fuel Injected (FI) FLT: 18-097

Air Filter, Synthetic

08-16 Touring / 16-17 Softail (FBW) : 50-083

99-17 Twin Cam/88-up XL/93-99 Evo: 50-084

99-01 Fuel Injected (FI) FLT: 50-087

Smooth Air Cleaner Cover, Black: 18-761

Cover Hardware, 5/16-18 x 5/8: H-525C