{"product_id":"dieselr-aluminized-4-inch-cat-dpf-race-pipes-gm-2500-3500-6-6l-duramax-lml-2015-5-2016","title":"Dieselr Aluminized 4\" Cat \u0026 DPF Race Pipes | GM 2500\/3500 6.6L DURAMAX LML 2015.5-2016","description":"\u003cp data-start=\"796\" data-end=\"1126\"\u003eThe \u003cstrong data-start=\"800\" data-end=\"860\"\u003eDieselr Aluminized 4\" Cat \u0026amp; DPF Race Pipes (2015.5–2016)\u003c\/strong\u003e are engineered for maximum flow efficiency, durability, and precise fitment. Constructed from \u003cstrong data-start=\"955\" data-end=\"994\"\u003e4-inch heavy-gauge aluminized steel\u003c\/strong\u003e, these pipes provide a smooth, unrestricted exhaust path that helps maintain cooler temperatures and consistent power under load.\u003c\/p\u003e\n\u003cp data-start=\"1128\" data-end=\"1381\"\u003eEach Dieselr system is \u003cstrong data-start=\"1151\" data-end=\"1167\"\u003emandrel-bent\u003c\/strong\u003e for optimized airflow and \u003cstrong data-start=\"1194\" data-end=\"1214\"\u003eprecision-welded\u003c\/strong\u003e for structural strength and longevity. The aluminized coating shields against corrosion, heat, and debris, ensuring reliable performance even in harsh environments.\u003c\/p\u003e\n\u003cp data-start=\"1383\" data-end=\"1657\"\u003eDesigned with \u003cstrong data-start=\"1397\" data-end=\"1444\"\u003efactory-style alignment and clamping points\u003c\/strong\u003e, installation is straightforward, resulting in a tight, clean fit that holds up over time. Built to Dieselr’s performance standards, this setup combines mechanical strength, seamless flow, and proven endurance.\u003c\/p\u003e\n\u003cp data-start=\"1659\" data-end=\"1677\"\u003e\u003cstrong data-start=\"1659\" data-end=\"1675\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1680\" data-end=\"1739\"\u003e4\" aluminized steel for strength and corrosion resistance\u003c\/li\u003e\n\u003cli data-start=\"1742\" data-end=\"1796\"\u003eMandrel bends for efficient, consistent exhaust flow\u003c\/li\u003e\n\u003cli data-start=\"1799\" data-end=\"1853\"\u003eFactory-style hangers for clean, secure installation\u003c\/li\u003e\n\u003cli data-start=\"1856\" data-end=\"1917\"\u003eTested for long-term reliability under demanding conditions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dieselr Parts","offers":[{"title":"4-inch Race Pipe with Muffler","offer_id":53172145914016,"sku":"256-030134","price":753.29,"currency_code":"CAD","in_stock":true},{"title":"4-inch Race Pipe without Muffler","offer_id":53172145946784,"sku":"256-020134","price":592.64,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/6866\/2176\/files\/256-030134-dieselr-aluminized-4-inch-cat-dpf-race-pipes-gm-2500-3500-6-6l-duramax-lml-2015-5-2016-with-muffler.webp?v=1768344993","url":"https:\/\/www.protechdieselcenter.com\/products\/dieselr-aluminized-4-inch-cat-dpf-race-pipes-gm-2500-3500-6-6l-duramax-lml-2015-5-2016","provider":"Protech Diesel Center","version":"1.0","type":"link"}