Doug Thorley Headers® THY-481Y-LS-C - 4-2-1 304 SS Tri-Y Exhaust Headers

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$913.13
OUT OF STOCK - Unavailable until further notice
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Product Details

4-2-1 304 SS Tri-Y Exhaust Headers by Doug Thorley Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.25". This complete header kit makes huge increases in power output of your 5.6L Nissan. Tri-Y (or 4 into 2 into 1) style headers by design will increase the power of your motor across the widest RPM band possible. That is the beauty of the design and that is why they are the best street header available. Made out of T304 stainless steel and then ceramic coated inside and out, these headers are the ultimate in quality and performance that you can install on your Nissan! Doug's headers are designed to outflow your stock exhaust manifolds by leaps and bounds. Their headers will increase the power of your motor across the widest RPM band possible. That is the beauty of the design, and that is why they are the best street header available.

Specifications

Style: 4-2-1
Header Material: 304 SS
Primary Diameter: 1.625"
Collector Diameter: 2.25"
Header Style: 4:2:1 Tri-Y Header
Material: T304 Stainless Steel
Finish: Silver Ceramic Coated
Weld Up: No
Primary Tube Diameter: 1-5/8"
Primary Tube Gauge: 14 Gauge
Collector Attachment: Factory flange connection
Collector Diameter: 2-1/4"
Tuned: No
Flange Thickness: 3/8"
Hardware Included: Yes
Gaskets Included: Re-use factory gaskets
Reducers Included: No
Y-Pipe (Crossover) Included: No
Catalytic Converter(s) Included: No
Warranty: Limited Lifetime to original purchaser

Features

  • Driven by a passion for performance and superior quality
  • Designed to maximize horsepower and torque of your vehicle
  • Made with meticulous attention to detail and unmatched craftsmanship

Doug's Long Tube Headers replace restrictive stock exhaust manifolds with long primary tubes designed to dramatically increase the flow of exhaust gasses, and reduce power robbing back pressure within the exhaust system. Allowing the engine to breathe more freely improves power and efficiency, making Doug's Long Tube Headers one of the most cost-effective modifications you can make to your vehicle.

The Long Tube Header is perfect for any high performance street or strip application. Each header is constructed from thick wall steel, and all come finished with Doug's beautiful ceramic coating for long-lasting performance.

For over 50 years, Doug Thorley Headers has been an innovator in the automotive aftermarket. Driven by a passion for performance and superior quality, they are committed to developing 100% American-made products that will reliably deliver maximum horsepower and torque. Doug Thorley Headers® has been pushing the limits of automotive technology since they first invented the Tri-Y header in 1958, and they do it all on American soil.

Part Number:
THY-481Y-LS-C
UPC:
812721020737
Alternate MPN:
THY481YLSC

Vehicle Fitment

Infiniti
QX56 2011-2013
Nissan
Patrol 2010-2016

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Doug Thorley Headers® THY-481Y-LS-C - 4-2-1 304 SS Tri-Y Exhaust Headers
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