4-1 Exhaust Header Manifold for Nissan 08-12 Pathfinder 04-15 Titan 05-15 Amada V8 5.6L

2005-2015 Nissan Armada 2004-2015 Nissan Titan 2008-2012 Nissan Pathfinder 2012-2016 Nissan NV2500 NV3500 2004-2010 Infiniti QX56 Fits Models with 5.6L V8 Engine Inlet: 1-5/8 inch OD Outlet: 2.50 inch Collector 4-1 Design 16-Gauge Pipe Thickness 3/8 inch Thick Flanges 304 Stainless Steel Designed to improve exhaust gas flow, reducing back pressure. Boosts horsepower and torque for better acceleration and overall performance. Enhances exhaust tone for a deeper and sportier sound without excessive noise. Direct bolt-on installation, no welding or modifications required