1-3/4" x 3" Stainless Steel Long Tube Headers w/1pr 12" O2 Extension Harness.
Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud to say that all of our products are handcrafted here in the USA and we are proud to still be independently owned and operated. And don't forget, "Get Kookin with KOOKS!"
  • Manufactured In The USA. Kooks Uses T304 Aircraft Quality Stainless Steel. Kooks Products are Backed by a Limited Lifetime Warranty To the Original Purchaser. Kooks Products Are Dyno And Race Tested and Designed For Maximum Power.

Information:

1-3/4" x 3" Stainless Steel Long Tube Headers. 2011-2014 Ford Shelby GT500 5.4L / 5.8L 4V. 304 Stainless Steel Construction. 3/8" Thick Laser Cut Flanges. Oval Port. 1-3/4" Mandrel bent Primaries. Stock Bolt Pattern. Includes EGR Fitting. Includes PY-8034-AL Gaskets, 2) CAS-109203 Oxygen Sensor Extension Harness and BK111 & BK114 Bolt Kits required for Installation. Requires Kooks X-Pipe or H-Pipe.

Application Summary:

Year Make/Model
2011-2014 Ford Mustang
Attributes
Additional Parts Required Yes
Application Automotive, Automotive
California Proposition 65 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Coated Finish Stainless Steel
Coating/Finish Stainless Steel
Collector Diameter 3.000 in.
Collector Tube Size 3.000 in., 3.000 in.
Collector Tube Size (in.) 3
Color Stainless Steel
Country of Origin (Primary) US
Emission Code Off Road
Engine Make/Size Ford 5.4L/330, Ford 5.4L 4V
GTIN 00842422163037
Gasket Or Seal Included Yes
Harmonized Tariff Code (Schedule B) 8409918000
Hazardous Material Code N
Horsepower 500-850
Horsepower Rating 500-850
Life Cycle Status Code Available to Order
Material Stainless Steel, 304 Stainless Steel
Mounting Hardware Included Yes
NAFTA Preference Criterion Code B
Outlet Diameter 3.000 in.
Oxygen Sensor Port Yes
Port Shape N/A, Oval
SDR Required Flag N
Tube Diameter 1.750 in., 1.750 in.
Tube Direction Down Swept, Down Swept

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Kooks Custom Headers 11422200 1-3/4" Stainless Headers. 2011-2014 Shelby GT500.

Product Information

Vehicle Fitment