{"product_id":"semi-truck-locking-diesel-fuel-tank-cap-cover-for-freightliner-western-star-2x","title":"Semi Truck Locking Diesel Fuel Tank Cap Cover for Freightliner Western Star 2X","description":"\u003cstrong\u003eThis 2X Semi Truck Locking Diesel Fuel Tank Cap Cover is a set of two locking diesel fuel tank caps compatible with Freightliner and Western Star trucks.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e The 2X Semi Truck Locking Diesel Fuel Tank Cap Cover replaces standard fuel caps with two keyed-alike locking caps, keeping your diesel secure from theft and contamination. These heavy-duty locking diesel fuel tank caps thread directly onto the filler neck of most Freightliner and Western Star semi-trucks, providing a tight, tamper-resistant seal. Built for long-haul reliability, these semi-truck locking fuel caps give fleet managers and owner-operators peace of mind at every stop. \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eTwo-piece set includes both a locking fuel cap and a spare, with matching keys\u003c\/li\u003e \u003cli\u003eKeyed alike design—one key operates both caps for quick, one-handed fueling\u003c\/li\u003e \u003cli\u003eHeavy-duty die-cast metal body resists impacts, vibration, and harsh weather\u003c\/li\u003e \u003cli\u003eCorrosion-resistant chrome finish keeps the cap looking new after years of road use\u003c\/li\u003e \u003cli\u003eVented cap relieves internal tank pressure without leaking fuel or introducing moisture\u003c\/li\u003e \u003cli\u003eEasy hand-tighten installation—no special tools or modifications required\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eFreightliner Cascadia, Columbia, and Century models\u003c\/li\u003e \u003cli\u003eWestern Star 4900, 5700XE, and 4800 series\u003c\/li\u003e \u003cli\u003eOther Freightliner and Western Star trucks with standard threaded diesel fuel tank necks\u003c\/li\u003e \u003cli\u003eFits most class 8 semi-truck fuel tanks configured for a screw-on cap\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eSecuring diesel fuel tanks on long-haul semi-trucks\u003c\/li\u003e \u003cli\u003ePreventing fuel theft at overnight parking areas, rest stops, and depots\u003c\/li\u003e \u003cli\u003eFleet-wide fuel security for logistics and transportation companies\u003c\/li\u003e \u003cli\u003eReplacing worn, missing, or non-locking fuel caps on heavy-duty trucks\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do these caps come with keys?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, the 2-pack includes two locking fuel caps and two matching keys. Both caps are keyed alike, so a single key operates both.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will these fit my specific Freightliner or Western Star model?\u003cstrong\u003e A:\u003c\/strong\u003e These caps are designed to fit standard diesel filler necks found on most Freightliner and Western Star semi-trucks. Always verify your tank’s thread size—commonly 3-1\/2\" NPT—before ordering.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53679734063377,"sku":"ZZ3A01285","price":194.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_0cc34a9e-49bb-4de7-91fb-022bcf2271dd.jpg?v=1781654684","url":"https:\/\/www.duraforce.com\/products\/semi-truck-locking-diesel-fuel-tank-cap-cover-for-freightliner-western-star-2x","provider":"DURAFORCE","version":"1.0","type":"link"}