JBA 5.4L 3V F-150 1 5/8" Stainless Steel Cat4ward Headers


Bolt on extra horsepower and torque with 50-state smog legal JBA Cat4ward headers. These headers are designed to last, with 3/8 in. thick laser-cut flanges, smooth mandrel-bent tubing, and JBA's patented Firecone collectors.  JBA includes high-quality mounting hardware and instructions, and best of all, most applications simply bolt on without any additional exhaust modifications.

Header Material:  Stainless steel
Header Finish:  Natural
Header Style:  Shorty
Primary Tube Diameter (in):  1 5/8”
Flange Style:  1 Piece
Flange Thickness (in):  3/8"
Collector Style:  JBA Firecone® Sealing Dome
Collector Attachment:  Stock Flange

Increased horsepower and torque throughout RPM
Improved throttle response 
Improved fuel economy
Improved engine compartment aesthetics

Add to Cart:

  • Model: 1676S

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