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Air and Fuel› Air Cleaners, Filters, Intakes and Components

Arlen Ness

Big Sucker Stage 1 Air Cleaner Kit

$239.95 $215.95 Save $24.00

SKU: 18-321

In Stock
In Stock
Ships by Jul 30
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Arlen Ness Big Sucker is a Stage 1 air cleaner kit engineered to maximize engine airflow for increased horsepower and torque. It features a patented hidden breather backing plate that is o-ringed at the heads and exits inside the throttle body for a closed-loop system, eliminating external hoses. The kit includes a smooth Stage 1 air cleaner cover, a high-performance filter, and a one-piece aluminum backing plate with a radius air inlet.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandArlen Ness
Part Number18-321
CategoryAir and Fuel

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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