K&N Universal Chrome Round Tapered Filter 80mm Flg ID x 3.5in Top OD x 5.781in Base OD x 7.719in H - RC-9950 - CSPRacing
GReddy "Airinx New S" Universal Air Filter, 145-80 mm | In Stock, DriftShop.com
Amazon.com: 80mm Computer Fan Filter, 8cm PC Fan Dust Filter, 3.15 Inches Black PVC Dustproof Mesh Cover Guard for Computer Cooler Fan Case with M5×10 Screws - 4 Pack (80mm) : Electronics
DNA Oval Clamp 51mm Inlet 80mm Length Air Filter - Internal Diameter 51mm, Outside Big Diameter 100x75mm - OV-5100-80 - DNA Filters - Product Details
APEXi 500-A025 Power Intake Air Filter Universal 80mm / 3.15" Pipe JDM | eBay
Bgears 80 mm Fan Filter, Black Fan Filter 80mm - The Home Depot
ASTF: AstroSolar Telescope Filter OD 5.0 (80mm - 280mm) - Baader Solar Filter - Solar Observation
PRORAM Induction Performance Universal Cone Air Filter Intake 150mm - 80mm ID | eBay
Universal Auto super power air Intake high flow air filter 60MM 65MM 70MM 75MM 80MM 90MM AF5004|Air Filters & Systems| - AliExpress
PRORAM XL Universal Intake Cone Air Filter -Trumpet & Silicone Coupling - 80mm OD | eBay
80mm Fan Filter Kit - AC Infinity
GReddy Universal Hi Performance -M 80mm Dia Pro Dry S Filter (Med) – EXOTICSPEED INC.
DNA Oval Conicall Clamp 66mm Inlet 80mm Length Air Filter - Internal Diameter 66mm, Flange 16mm - OV-6600-80 - DNA Filters - Product Details
Car Tuning & Styling Vehicle Parts & Accessories RAMAIR Extra Large Universal Performance Air Filter 80mm Neck Trumpet Intake WE6999276
Air Purifier (active Carbon Filter) for 80mm Fan - Instructables