{"product_id":"yokolos-ls-throttle-body-bypass-hose-kit-stainless-braided-coolant-crossover-1-4-barb-fitting","title":"Yokolos LS Throttle Body Bypass Hose Kit — Stainless‑Braided Coolant Crossover, 1\/4\" Barb Fitting","description":"\u003cp\u003e\u003cstrong\u003eYokolos LS Throttle Body Bypass Hose Kit is a complete stainless-braided coolant crossover solution that lets you route engine coolant between LS-series throttle-body and intake steam ports on swaps and upgrades.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen installing or modifying GM LS engines (LS1, LSX, LM7, LR4, LQ4, LS6, L59, LQ9, LM4, L33 and similar), coolant plumbing around the throttle body and intake ports often needs a compact, durable bypass. This Yokolos kit provides a braided hose, detailed fittings and mounting hardware so you can create a leak-resistant crossover between coolant\/steam ports during swaps or when adapting to non-stock radiators.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this kit connect to my LS engine and radiator?\u003c\/h3\u003e\n\u003cp\u003eThe kit includes a stainless steel braided hose, a 1\/4\" hose barb fitting for radiator connection, two coolant ports, two bolts and o-rings so you can route coolant between throttle body steam ports and your radiator. Tapered pipe threads require pipe sealant or PTFE tape for a reliable seal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1 stainless braided hose for flexible routing\u003c\/li\u003e\n  \u003cli\u003e1\/4\" hose barb fitting for radiator hose attachment\u003c\/li\u003e\n  \u003cli\u003eTwo machined coolant ports with o-rings and bolts for secure mounting\u003c\/li\u003e\n  \u003cli\u003eIncludes PTFE thread sealing tape to assist installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and durability can I expect from the Yokolos parts?\u003c\/h3\u003e\n\u003cp\u003eFittings and ports are machined from heavy-duty cast steel with corrosion and oxidation resistance, while the hose uses stainless braiding for abrasion protection. The combination is designed for long-term service in automotive coolant systems under normal operating conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCast steel ports resist impact and corrosion\u003c\/li\u003e\n  \u003cli\u003eStainless-braided hose protects the inner liner from wear\u003c\/li\u003e\n  \u003cli\u003eO-rings provide initial sealing; threads require sealant for pressure reliability\u003c\/li\u003e\n  \u003cli\u003ePTFE tape included to help prevent thread leaks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich LS engines and swap scenarios does this crossover fit?\u003c\/h3\u003e\n\u003cp\u003eThis crossover is made to work with the full range of GM LS-series engines, covering classic and later variants used in swaps or replacement installs. It’s especially useful when the stock coolant routing is altered or when using aftermarket radiators and adapters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with LS1, LSX, LM7, LR4, LQ4, LS6, L59, LQ9, LM4, L33 and similar\u003c\/li\u003e\n  \u003cli\u003eIdeal for engine swaps where OEM brackets or lines are removed\u003c\/li\u003e\n  \u003cli\u003eWorks with aftermarket radiator setups via 1\/4\" barb fitting\u003c\/li\u003e\n  \u003cli\u003eUseful for throttle-body and intake manifold coolant crossover needs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install and maintain the kit for reliable performance?\u003c\/h3\u003e\n\u003cp\u003eInstallation requires mounting the coolant ports to the intake or throttle-body steam ports, routing the braided hose to the radiator fitting, tightening bolts to spec, and applying pipe sealant to tapered threads. Periodically inspect hose ends, o-rings and fittings for leaks or wear and re-torque fasteners after initial heat cycles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply PTFE tape or pipe sealant to tapered threads before assembly\u003c\/li\u003e\n  \u003cli\u003eHand-start bolts and then torque evenly to avoid crushing o-rings\u003c\/li\u003e\n  \u003cli\u003eCheck connections after first heat cycle and at routine service intervals\u003c\/li\u003e\n  \u003cli\u003eReplace o-rings if you notice seepage or degradation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Yokolos LS Throttle Body Bypass Hose Kit is aimed at mechanics, DIY enthusiasts and professional shops performing LS-series engine swaps, throttle-body upgrades or radiator conversions. If you need a compact, robust crossover that adapts LS coolant ports to aftermarket radiators or non-standard plumbing layouts, this kit supplies the braided hose, fittings, sealing tape and hardware required to finish the job cleanly. If you have questions about fitment on a specific LS variant or need installation tips, Yokolos offers customer support to guide compatibility and best practices.\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: Does this kit fit all LS engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it supports a wide range of GM LS-series engines (LS1, LSX, LM7, LR4, LQ4, LS6, L59, LQ9, LM4, L33 and similar).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is thread sealant included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: PTFE thread sealing tape is included, but tapered pipe threads still require proper sealant or correct tape application.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Yokolos","offers":[{"title":"Default Title","offer_id":67591508230329,"sku":"B0968DRKXN","price":64.83,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/yokolos-ls-bypass-kit-front-packaging.jpg?v=1790553670","url":"https:\/\/redleafauto.ca\/products\/yokolos-ls-throttle-body-bypass-hose-kit-stainless-braided-coolant-crossover-1-4-barb-fitting","provider":"Redleaf Auto","version":"1.0","type":"link"}