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Supplier details checked 2026-09-23 · Test catalog
Twisted Steel 304 Stainless Steel Street Series Performance Package Nissan Patrol (Y61) 01-16 V8-4.8L
Twisted Steel 304 Stainless Steel Street Series Performance Package
Incorporates a Second Bung for Either a Wide-Band O2 Gauge or Auxiliary Instrumentation
High Quality 3/8" Thick, 304 Stainless Steel Laser-Cut Head Flanges
304 Stainless Steel; 1-3/4", 2-1/8", into 2-1/2" Collector
Includes Hi-Flow, Ceramic, 400 Cell Catalytic Converter
6-2-1 Tri-Y Designed Headers
Fits 2-Door Model Only
aFe Twisted Steel Long Tube Header/Connection Pipes Street Series 01-16 Nissan Patrol (Y61) V8 4.8L
Twisted Steel Long Tube Header & MidPipe
Twisted Steel Header
aFe POWER's Twisted Steel long tube header and connection pipe deliver +24 HP and +27 lbs. x ft. torque over the factory. This system is constructed with 1-3/4" primary to 2-1/8" secondary, and 2-1/2" mandrel bent, 304 stainless steel, brush finished tubing for greater exhaust flow and longevity. 100% hand TIG-welded by certified craftsmen for proven durability. The long tube header incorporates a 6-2-1 Tri-Y designed. These features create a smooth transition to eliminate dead zones and improve flow. High quality band clamps and hardware to provide a quick, hassle-free installation. Performance Gains: +24 HP / +27 lbs. x ft. Torque max gains (Tested on a 2005 Nissan Patrol (Y61) I6-4.8L 4-Door Automatic). Tri-Y Design: Paired opposite firing cylinders with equal, specifically tuned primary lengths maximizes scavenging and increases torque throughout the power band. Stainless Steel Tubing & Laser Cut Header Flanges: High grade 304 stainless tubing with a uniform brushed finish provides a beautiful look and high resistance to corrosion. Laser cut 304 stainless steel header flanges provides superior sealing at the head surface. High-Flow Catalytic Converter: This system utilizes a high flow, 400 cell catalytic converter for maximum flow. TIG-Welded: 100% TIG-Welded by certified craftsmen for race proven strength and durability. TIG-Welding provides the strongest welds reducing stress cracks. Factory Mounting Locations: 2-1/2" flanged connection pipe mounts directly to OE mounting location. Leak-Free Seal: High quality band clamps are used for a complete 360-degree sealing surface. Emissions Disclaimer: This product does not require a CARB EO# (Vehicle does not exist in U.S.). aFe Twisted Steel Headers are engineered and manufactured in our Corona, California manufacturing facility.
