{"product_id":"peterbilt-379-exhaust-turbo-pipe-downpipe","title":"Peterbilt 379 Exhaust Turbo Pipe (DOWNPIPE)","description":"\u003cp\u003e\u003cspan\u003eUpgrade or replace your factory exhaust system with this \u003cstrong\u003epremium stainless steel exhaust downpipe designed for Peterbilt 379 trucks equipped with Caterpillar engines. \u003c\/strong\u003eBuilt for durability and a precise fit, this downpipe efficiently routes exhaust gases from the turbocharger to the exhaust system while maintaining optimal flow and performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for Peterbilt 379 models with Caterpillar engines\u003c\/li\u003e\n\u003cli data-section-id=\"18abzk4\" data-start=\"838\" data-end=\"879\"\u003emade from 304 stainless steel \u003c\/li\u003e\n\u003cli data-section-id=\"184sdtu\" data-start=\"880\" data-end=\"914\"\u003eImproves exhaust flow efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"1fq8d9u\" data-start=\"915\" data-end=\"945\"\u003eCorrosion and heat resistant\u003c\/li\u003e\n\u003cli data-section-id=\"8mbwsb\" data-start=\"946\" data-end=\"996\"\u003eDirect replacement for worn or damaged downpipes\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"zcwpm9\" data-start=\"1051\" data-end=\"1119\"\u003eIdeal for restoration, repair, or performance exhaust applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFits: PTB 379 with caterpillar engine\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes: Downpipe only\u003c\/strong\u003e\u003c\/p\u003e","brand":"A\u0026A Stainless Steel","offers":[{"title":"Default Title","offer_id":47892727005371,"sku":null,"price":740.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0531\/5959\/2123\/files\/ChatGPT_Image_Jun_10_2026_at_02_45_25_PM.png?v=1781117142","url":"https:\/\/aastainless.com\/products\/peterbilt-379-exhaust-turbo-pipe-downpipe","provider":"A\u0026A Stainless Steel","version":"1.0","type":"link"}