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Amazon.com: K&N Universal Clamp-On Air Intake Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 6 In, Filter Height: 6.5 In, Flange Length: 1 In, Shape: Round Tapered, RU-1042XD : Automotive
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Amazon.com: K&N Universal Clamp-On Air Intake Filter: High Performance Premium, Washable, Replacement Filter: Flange Diameter: 4 In, Height: 5.5 In, Flange Length: 1.125 In, Shape: Round Tapered, RG-1001RD : Automotive
K&N Universal Air Filter 4in Flange / 5-3/8 in Base / 4-1/2in Top / 5in Height - RU-3600 - Ostar Motorsports
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DNA Filters Ro-Series Universal Air Filter Round Rubber Top - Parts & Accessories from Hogparts UK Ltd UK
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