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Twisted Steel Long Tube Header & Connection Pipes; Race Series

Nissan Patrol (Y61) 01-16 I6-4.8L (2-Door)
Part Number: 48-36109-YN

MSRP: $2,098.68


  • +24 HP / +27 lbs. x ft. Torque max gains
  • 304 stainless steel; 1-3/4", 2-1/8", into 2-1/2" collector
  • 6-2-1 Tri-Y designed headers
  • High quality 3/8" thick, 304 stainless steel laser cut head flanges
  • 100% TIG-Welded by certified craftsmen
  • Incorporates a second bung for either a wide-band Oâ‚‚ gauge or auxiliary instrumentation
  • Fits 2-door model only
  • Read More

aFe’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.

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.

Race Disclaimer:
This is a Race Only product that is to be used solely for competition, it cannot be used on vehicles that are operated on public streets, roads or highways. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state and federal laws. To complete the purchase of this item, aFe Power competition acknowledgement/liability release form must be filled out and submitted.

aFe Twisted Steel Headers are engineered and manufactured in our Corona, California manufacturing facility.


Vehicle Applications

Year Make Model SubModel Engine Fuel
2001-2016Nissan Patrol (Y61) 2-Door (Auto & Manual) I6 4.8L Gas
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