{"product_id":"nissan-cummins-5-0l-downpipe-back-exhaust-2016-2018","title":"Nissan Cummins 5.0L Downpipe Back Exhaust (2016-2018)","description":"\u003cdiv class=\"content-wrapper\"\u003e\n\u003cdiv class=\"content-section\"\u003e\n\u003cp\u003eThis 4-inch Downpipe-Back Race Exhaust System for the 2016–2018 Nissan Titan XD 5.0L Cummins is designed to improve exhaust flow, reduce backpressure, and support better diesel engine performance. By replacing the restrictive factory exhaust, the system helps improve throttle response, increase towing torque, and deliver a deeper exhaust tone while maintaining reliable daily drivability.\u003c\/p\u003e\n\u003cp\u003eBuilt for diesel truck owners looking for improved airflow, performance efficiency, and a straightforward bolt-on upgrade, it’s a practical solution for both work and performance use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"content-section\"\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eYears:\u003c\/strong\u003e 2016, 2017, 2018\u003cbr\u003e\u003cstrong\u003eMake:\u003c\/strong\u003e Nissan\u003cbr\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e Titan XD\u003cbr\u003e\u003cstrong\u003eEngine:\u003c\/strong\u003e 5.0L Cummins Turbo Diesel (diesel)\u003cbr\u003e\u003cstrong\u003eBody:\u003c\/strong\u003e Pickup\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"content-section\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSystem Configuration: True downpipe-back, single side exit.\u003c\/li\u003e\n\u003cli\u003eTube Diameter: 4-inch mandrel-bent.\u003c\/li\u003e\n\u003cli\u003ePrimary Material: T409 Stainless Steel.\u003c\/li\u003e\n\u003cli\u003eFinish: Natural (as shown with T409).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"content-section\"\u003e\n\u003ch2\u003eEngineered for a Perfect, High-Flow Fit\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDownpipe-Back system:\u003c\/strong\u003e Designed as a direct replacement for the factory exhaust. Fits OEM mounting points and installs without custom fabrication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull 4-Inch \/ 5-inch Diameter:\u003c\/strong\u003e Large-diameter piping maintains consistent internal diameter through bends to reduce restriction and improve exhaust flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Material Choice:\u003c\/strong\u003e Built from T409 stainless steel for strength, heat resistance, and long-term corrosion protection in daily-use conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Bolt-On Design:\u003c\/strong\u003e Includes pre-welded flanges, properly contoured mandrel bends, and OE-style hangers for accurate alignment. No cutting or welding required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Single-Side Exit:\u003c\/strong\u003e Optimized exhaust routing supports efficient scavenging and consistent flow while maintaining a clean, functional exit position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Exhaust Kit:\u003c\/strong\u003e Comes with clamps, preformed hangers and required mounting hardware for a secure, leak-free install.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"content-section\"\u003e\n\u003cdiv class=\"callout-section\"\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e This product is intended for off-road\/competition use. Always check your local and state regulations before installation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DPF Delete","offers":[{"title":"No Muffler","offer_id":42367474335840,"sku":"ESSS-NIS-16-DPF","price":499.0,"currency_code":"USD","in_stock":true},{"title":"With Muffler","offer_id":42367474368608,"sku":"ESSS-NIS-16-MUF-DPF","price":603.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/7973\/7696\/files\/Nissan-Cummins-Downpipe-Back-Exhaust.png?v=1782334796","url":"https:\/\/checkout.dpfdelete.com\/products\/nissan-cummins-5-0l-downpipe-back-exhaust-2016-2018","provider":"DPF Delete","version":"1.0","type":"link"}