aFe Power Gas Long Tube Header & Connection Pipes for Nissan Patrol (Y61) w/ Auto Trans. 2001 - 2017

Testing:In recent testing the “Street” version produced +24 horsepower and +27 lbs. x ft. of torque on our in house dyno. (Tested on a 2005 Nissan Patrol (Y61) I6-4. 8L)Tri-Y Design:Paired opposite firing cylinders with equal, specifically tuned primary lengths maximizes scavenging and increases torque throughout the power band.304 Stainless Steel Laser Cut Header Flanges:High quality laser cut 304 stainless steel header flanges provides superior sealing at the head surface.304 Stainless Steel Tubing:High grade stainless tubing with a uniform brushed finish provides a beautiful look and high resistance to corrosion.TIG-Welded: 100% TIG-Welded by certified craftsmen for race proven strength and durability. TIG-Welding provides the strongest welds reducing stress cracks.O2 Sensor: Includes an additional bung for either a wide-band O2 gauge or auxiliary instrumentation. Factory Mounting Locations:2. 5"Inlet/Outlet Connection Pipe mount directly to OE mounting locations.Mandrel Bent Tubing: This system is constructed of mandrel bent, stainless steel brushed tubing for maximum performance, corrosion resistance and strength eliminating cracking.Note: Excludes 2-Door and Manual Transmission models.Emissions Disclaimer: This product does not require a CARB EO#aFe Twisted Steel Headers are engineered and manufactured in our Corona, California manufacturing facility.