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K&N RX-4140 - Universal X-Stream Clamp-On Round Air Filter 3.531in Flg ID/4in OD/5.969in H - CSPRacing
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K&N Universal Clamp-On Air Filter: High Performance, Premium, Replacement Engine Filter: Flange Diameter: 1.375 In, Filter Height: 2.25 In, Flange Length: 0.625 In, Shape: Round Tapered, RC-0790 - Walmart.com
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DNA Universal Air Filter, Round Clamp on, Inlet: 37mm,Length: 80mm PN:RO-3700-08 5212008303310 | eBay
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