Skunk2 943-99-0001 Replacement Conical Air Filter 4 Inch Inlet

The Skunk2 943-99-0001 is a high-performance 4-inch inlet conical air filter designed as a direct replacement for Skunk2 Cold-Air Intake systems. This filter features a 6x5 design and 102mm (4-inch) inlet diameter, providing optimal airflow and filtration for performance applications.

Key Features:

• Direct replacement for 2006-2011 and 2012-2015 Civic Si Skunk2 Cold-Air Intake systems
• High-flow conical design for maximum air intake efficiency
• Premium filtration media for engine protection
• Includes jubilee clip for secure installation
• Can be used as a universal 4-inch performance air filter
• Reusable and washable for long-term value

All Skunk2 products are carefully planned using computer simulation and modeling, then tested in laboratory environments and subjected to rigorous dyno, street, and race track testing. This ensures reliable performance in extreme conditions for street and racing applications.

Note: Not legal for sale or use in California on pollution-controlled motor vehicles.