{"title":"Cummins Fuel Lines for 8.3, ISC, 6CTA, and QSC Engines","description":"\u003cdiv class=\"category-container\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-12 category-product-listing\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/0351\/7376\/files\/6c-isc-qsc-parts-fuel-line.jpg\" alt=\"Cummins 6CTA\/ISC\/QSC Fuel Line\"\u003e\n\u003cp\u003eKeep the fuel flowing in Cummins C Series engines with fuel lines from Diesel Parts Direct. Dirt and debris can block the fuel supply tube, eventually leading to leaks and decreasing power in your engine. If you notice a strong fuel odor during operation, it may be time to replace your Cummins fuel return line. We stock a range of genuine and aftermarket Cummins 8.3 fuel lines, braces and connectors, all coming with a \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/0351\/7376\/files\/newpartswarranty.pdf?v=1787983724\" target=\"_blank\"\u003e12-month warranty\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eAccredited by the \u003ca href=\"https:\/\/www.bbb.org\/us\/la\/baton-rouge\/profile\/engine-equipment\/diesel-parts-direct-0835-22000598\" target=\"_blank\"\u003eBetter Business Bureau\u003c\/a\u003e with an A+ rating, you can trust us to supply only the highest quality parts for your Cummins engines. No matter if you need a fuel line kit for the Cummins 6CTA or ISC engines, we’ve got you covered.\u003c\/p\u003e\n\u003cp\u003eTrust Diesel Parts Direct to deliver fuel lines for Cummins C Series engines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-12\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","products":[{"product_id":"cummins-3930688-fuel-supply-tube-brace-for-isb-isc-and-qsc-engines","title":"Cummins 3930688 Fuel Supply Tube Brace For Isb, Isc, And QSC Engines","description":"\u003cdiv class=\"container product-container\"\u003e \u003cdiv class=\"row\"\u003e \u003cdiv class=\"col-sm-12 product-container-content\"\u003e \n\u003cp\u003eThe Cummins 3930688 fuel supply tube brace can be used on the following engines:\u003c\/p\u003e \u003cul style=\"margin-top: 5px; padding-left: 20px;\"\u003e \u003cli\u003eISB and QSB\u003c\/li\u003e\n\u003cli\u003eISC and QSC\u003c\/li\u003e\n\u003c\/ul\u003e \n\u003c\/div\u003e \u003c\/div\u003e  \u003c\/div\u003e","brand":"CUMMINS","offers":[{"title":"Default Title","offer_id":48840110866624,"sku":"3930688","price":61.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/0351\/7376\/files\/dpd_logo_17.jpg?v=1791225143"},{"product_id":"cummins-3966864-fuel-manifold","title":"Cummins 3966864 Fuel Manifold","description":"\u003cdiv class=\"container product-container\"\u003e    \u003cdiv class=\"row\"\u003e        \u003cdiv class=\"col-sm-12 product-container-content\"\u003e                        \u003cp\u003eThis is a genuine Cummins Fuel Manifold for 4BT3.9, 6BT5.9, ISB3.9, ISB4.5, ISB6.7, QSB3.9 and QSB4.5 engines.\u003c\/p\u003e\n\u003c\/div\u003e    \u003c\/div\u003e\n\u003c\/div\u003e","brand":"CUMMINS","offers":[{"title":"Default Title","offer_id":48840178237632,"sku":"3966864","price":351.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/0351\/7376\/files\/dpd_logo_17.jpg?v=1791225143"},{"product_id":"cummins-4943247-injector-fuel-supply-tube-for-c-series-diesel-engines","title":"Cummins 4943247 Injector Fuel Supply Tube For C Series Diesel Engines","description":"","brand":"CUMMINS","offers":[{"title":"Default Title","offer_id":48840575615168,"sku":"4943247","price":94.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/0351\/7376\/files\/dpd_logo_18.jpg?v=1791225143"},{"product_id":"cummins-5446734-injector-fuel-supply-tube-for-c-series-diesel-engines","title":"Cummins 5446734 Injector Fuel Supply Tube For C Series Diesel Engines","description":"\u003cdiv class=\"container product-container\"\u003e \u003cdiv class=\"row\"\u003e \u003cdiv class=\"col-sm-12 product-container-content\"\u003e   \u003cp\u003eThis is a genuine Cummins Injector Fuel Supply Tube for C Series engines.\u003c\/p\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e","brand":"CUMMINS","offers":[{"title":"Default Title","offer_id":48840959983808,"sku":"5446734","price":130.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/0351\/7376\/files\/dpd_logo_19.jpg?v=1791225140"},{"product_id":"cummins-5446737-injector-fuel-supply-tube-for-c-series-diesel-engines","title":"Cummins 5446737 Injector Fuel Supply Tube For C Series Diesel Engines","description":"\u003cdiv class=\"container product-container\"\u003e \u003cdiv class=\"row\"\u003e \u003cdiv class=\"col-sm-12 product-container-content\"\u003e   \u003cp\u003eThis is a genuine Cummins Injector Fuel Supply Tube for C Series engines.\u003c\/p\u003e\n\u003c\/div\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"CUMMINS","offers":[{"title":"Default Title","offer_id":48840960082112,"sku":"5446737","price":143.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/0351\/7376\/files\/5446737-1.jpg?v=1791231711"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/0351\/7376\/collections\/fuel_lines_518245a2-7ee5-480e-be1f-f62502c5a085.png?v=1792782981","url":"https:\/\/www.dieselpartsdirect.com\/collections\/cummins-fuel-lines-for-8-3-isc-6cta-and-qsc-engines.oembed","provider":"Diesel Parts Direct","version":"1.0","type":"link"}