Flowtech Dodge HEMI 331/354/392 Tight Fit Block Hugger Headers-Black Painted

Tight Fit Block Hugger Header; Dodge HEMI 331/354/392; Tube Size 2"; Collector Size 3"; Mild Steel; Black Paint

PART# 13700FLT

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Flowtech Headers are the perfect combination of quality and value. This tight fit block hugger header fits all popular hot rods with the popular Dodge HEMI 331/354/392 motors. This header is constructed of mild steel tubing.


  • Tight fit block hugger design for popular hot rod and street rods powered by the popular Dodge HEMI 331/354/392 motors
  • Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity
  • Heavy duty 16-gauge tubing for increased strength and durability
  • Smooth transition, 2” diameter primary tubes are used for increased exhaust flow increasing performance and improving throttle response
  • TIG-welded 3” collector for maximum strength
  • Machined 3/8” header flange for a leak-free seal and maximum strength
  • Premium aluminum header gaskets included
  • Adapter tubes are supplied for easy exhaust connection


Collector Diameter3 inch
Emission Code3
Flange Size3/8 inch
Header FinishBlack Paint
Header StyleBlock Hugger
Primary Tube Dia.2 inch
Product TypeBlock Hugger
Tube DiameterMild Steel
Part Number13700FLT


This part is legal for use on Uncontrolled (Non-Emissions Controlled) Vehicles or Racing Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

Racing Vehicles are vehicles that are used exclusively for racing or other forms of competition that are not registered and that may never be used on the street.

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