elai Universal Car Air Filter for Motorcycle Cold Air Intake High Flow Crankcase Vent CoverBreather Filters 9mm 12mm 18mm 25mm 8K3Q7

.product-description {position: ;max-width: 944.0px;overflow: hidden;} .product-description span {max-width: 100.0%;word-break: break-word;} .product-description img {max-width: 100.0%;vertical-align: middle;} .product-description p {margin: 0;line-height: inherit;} .product-description pre {white-space: pre;white-space: pre-wrap;word-wrap: break-word;} .product-description .video-container-detail {justify-content: center;align-items: center;} .product-description div {} .product-description ul {list-style-type: disc;} .product-description ol {list-style-type: decimal;} .product-description ul, .product-description ol {margin-block-start: 1.0em;margin-block-end: 1.0em;margin-inline-start: 0.0px;margin-inline-end: 0.0px;padding-inline-start: 40.0px;} Universal super power flow Air Filter 515940 Neck: 25mm 18mm 12mm 9mm High Quality Auto Air Intake Filter9MM FILTER OD SIZE IS 17.3MM12MM FILTER OD SIZE IS 18MM18MM  FILTER OD SIZE IS 23MMFeature:-Air induction effciency is improved drastically by curt.-High flow air filter can reduce the resistance of the engine air intake, and improve per unit time air intake and volumetric efficiency when engine running.-Easy and Simple Installation.Fitment:Universal fits for Vehicles with 18mm Air IntakesNOTE: Please make sure the Air Filter that fits your car before purchase!Package Content:1 x Air FilterAir filterrole:In the course of the engine to be sucked into a lot of air, if the air without filtration, dust suspended in the air is sucked into the cylinder, it will accelerate the piston assembly and cylinder wear. Larger particles enter between the piston and the cylinder will cause serious "pull-cylinder" phenomenon, which is particularly serious in dry sandy working environment. Carburetor or air filter mounted in front of the intake manifold, and acts to filter the air of dust, sand, and ensure a sufficient amount into the cylinder, clean air! CORVETTE