K&N RC-4900 Universal Round Tapered Air Filter - 7.375in Base OD, 6.625in Top OD, 7.875in Height - Select Chevrolet/GMC 2001-2005

Fits select 2001-2005 Chevrolet Silverado and GMC Sierra 2500 HD / 3500 models.

K&N RC-4900 Universal Air Filters are engineered for high-performance applications where airflow and durability are critical. These round tapered filters are built with K&N’s signature pleated media, providing a large surface area for filtration while maintaining low restriction. The design features ultra-strong molded pliable rubber flanges that absorb engine vibration for a secure, long-lasting attachment. For custom or in-between applications, the flange can be stretched up to 1/16 of an inch (1.5mm) to accommodate specific intake tube diameters.

• Washable and reusable oiled cotton media for extended service life
• Molded pliable rubber flanges provide superior vibration dampening
• Round tapered shape for optimized engine bay clearance
• Designed for racing, off-road, and heavy-duty truck applications

• Manufacturer Part Number: RC-4900
• Base Outer Diameter: 7.375 in
• Top Outer Diameter: 6.625 in
• Height: 7.875 in
• Flange Stretch: 0.0625 in (1.5mm)
• Warranty: 1-Year Limited Warranty