Wehrli WCF100717 Universal 4" Inlet Dry Air Filter for WCFab/S300 Intake Kits

Vehicle Fitment

• Universal--designed for use with Wehrli WCFab 4" intake systems and S300 single-install kits

Fitment Notes

• Not vehicle-specific; fits any setup accepting a 4" dry filter
• Dry media--do not oil, use compressed air for cleaning
• Inspect every 5,000 mi; replace after 15-30,000 mi or when pleats collapse

Features

• High-flow dry filtration media with performance comparable to oiled cotton filters
• 4" inlet diameter maximizes airflow for boosted and naturally aspirated engines
• Durable construction rated for highway life up to 30,000 mi
• Multipurpose use--compatible with diesel and gasoline intake systems
• OEM-level fit, finish, and performance as WCFab-supplied replacement
• Lightweight (~1.9 lb) and compact for tight engine bays
• 1-year manufacturer warranty included

Specifications

• Part Number: WCF100717
• Inlet Diameter: 4.00"
• Height: ≈6.6"; Width: ≈7"; Length: ≈11.3"
• Weight: ≈1.9 lb
• Media Type: Dry synthetic filter
• Warranty: 1 year limited

Included Components

• 1x Wehrli WCF100717 4" inlet dry air filter element

Product Description

The Wehrli WCF100717 is a universal replacement dry air filter designed for use with Wehrli WCFab 4" intake and S300 single-install kits. Featuring no-oil synthetic media, this filter delivers clean airflow performance comparable to oiled filters--ideal for boosting applications where dry filtration is preferred.

Built to last up to 30,000 miles with proper maintenance, it's easy to clean using compressed air. The dimensions (4" inlet, ~11.3" length) and finish quality match OEM standards. Backed by a 1-year warranty, the WCF100717 is a reliable airflow protector for any custom 4" intake system.