{"product_id":"wqzlnx-an-cap-and-plug-kit-144-piece-an-3-to-an-12-red-plastic-seals-organized-size-sorted-set","title":"WQZLNX AN Cap and Plug Kit 144-Piece (AN-3 to AN-12) — Red plastic seals, organized size-sorted set","description":"\u003cb\u003eWQZLNX 144-piece AN cap and plug kit provides a complete set of red plastic seals for AN-3 through AN-12 fluid lines to protect fittings, hoses, and ports during service or storage.\u003c\/b\u003e\n\n\u003cp\u003eThis organized kit gathers 12 caps and 12 plugs for each common AN size from AN-3 to AN-12, giving technicians and hobbyists an on-hand solution for keeping fluid systems clean and sealed while disassembling, transporting, or storing components. The parts are injection-molded from durable red plastic to resist everyday handling and to offer a visible, uniform look in a workshop or parts bin.\u003c\/p\u003e\n\n\u003ch3\u003eWhich sizes are included and how many pieces of each will I get?\u003c\/h3\u003e\n\u003cp\u003eThe set contains 144 pieces divided evenly across six AN sizes: AN-3, AN-4, AN-6, AN-8, AN-10, and AN-12. For each size you receive 12 plugs and 12 caps — enough to protect multiple fittings or to have spares for recurring jobs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAN sizes: 3, 4, 6, 8, 10, 12 — each with 12 caps and 12 plugs\u003c\/li\u003e\n  \u003cli\u003eTotal pieces: 144 for broad coverage of common automotive and racing lines\u003c\/li\u003e\n  \u003cli\u003eColor: bright red for quick visual identification in a parts drawer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these plastic plugs and caps protect fluid lines during service?\u003c\/h3\u003e\n\u003cp\u003eThese caps and plugs block dust, dirt, and moisture from entering open hoses, adapters, and ports while systems are disassembled or being stored. They create a simple physical barrier that reduces contamination risks and keeps internal passages clear until reassembly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePress-fit design for a snug seal on matching AN fittings\u003c\/li\u003e\n  \u003cli\u003eLightweight plastic resists chipping and won’t scratch compared to metal plugs\u003c\/li\u003e\n  \u003cli\u003ePrevents debris entry during cleaning, transport, or long-term storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these work for automotive, racing, and shop applications?\u003c\/h3\u003e\n\u003cp\u003eYes — the kit was designed with common automotive and motorsport fluid fittings in mind, but it’s also useful in workshops, marine projects, and general plumbing tasks where AN-style ports need protection. The range of sizes covers most brake, fuel, oil, and vacuum lines using AN fittings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUseful for automotive maintenance, race car prep, and engine teardown\u003c\/li\u003e\n  \u003cli\u003eCompatible with many hose ends, adapters, and threaded AN ports\u003c\/li\u003e\n  \u003cli\u003eHandy for parts storage and shipping to prevent contamination\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is the kit organized and how easy is it to pick the right piece quickly?\u003c\/h3\u003e\n\u003cp\u003eComponents are grouped by size so you can rapidly choose the correct cap or plug when you’re working under a time constraint. This arrangement reduces downtime and avoids mismatched parts that could compromise sealing or damage fittings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSize-sorted layout for quick selection during repairs\u003c\/li\u003e\n  \u003cli\u003eUniform color and shape simplify inventory checks and reorders\u003c\/li\u003e\n  \u003cli\u003eCompact set fits on a shelf or in a toolbox for easy access\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this kit is for: The WQZLNX 144-piece cap and plug kit is aimed at auto technicians, track crews, automotive restorers, and serious DIYers who need reliable, organized temporary seals for AN-style fluid lines. If you frequently disassemble fuel, oil, or brake systems, or you store components that should remain contaminant-free, this kit provides a practical, economical set of reusable plugs and caps to keep fittings protected between jobs.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these caps compatible with metal AN fittings?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The plastic caps and plugs fit standard AN-3 to AN-12 fittings and protect metal threads and ports during service.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I reuse the plugs and caps multiple times?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Made from durable plastic, they can be reused for many maintenance cycles if not damaged.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"WQZLNX","offers":[{"title":"Default Title","offer_id":48086613459102,"sku":"B0GCWT61YX","price":61.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/wqzlnx-front-layout-kit.jpg?v=1785901476","url":"https:\/\/northtrailauto.ca\/products\/wqzlnx-an-cap-and-plug-kit-144-piece-an-3-to-an-12-red-plastic-seals-organized-size-sorted-set","provider":"North Trail Auto","version":"1.0","type":"link"}