Airaid
Airaid U-Build-It - 4in x 3in Coupler w/ Clamps - Silicone
SKU: A00A 120-400
Description
Part #: 120-400
The AIRAID Silicone Reducer Coupler connects two air intake tubes of different diameters. Use of this component with other AIRAID couplers, tubes and related U-Build-It components allows you to design your very own custom performance air intake system.
The AIRAID Silicone Reducer Coupler connects two air intake tubes of different diameters. Includes two stainless steel worm drive clamps for installation.
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Fitment
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Available on iOS & Android
Specifications
| Brand | Airaid |
| Part Number | A00A 120-400 |
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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