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JEGS Header Exhaust Flanges


JEGS Performance Products
JEGS Header Exhaust Flanges

Product images may differ from actual product appearance.

JEGS Header Exhaust Flanges are machined from 3/8" thick (Except Where Noted) steel plate for strength and durability. Available in a variety of configurations for the most common applications. Sold 1/pkg. Gaskets, bolts and tubing kit are sold separately. JEGS header flanges are precision CNC laser cut. Requires welding. Made in the USA.

JEGS Open Wheel Long Tube Weld-Up Headers
JEGS Block Hugger Weld-Up Headers
JEGS In-Chassis Long Tube Weld-Up Headers


26 Products
GM Header Flanges

555-31800
GM Header Flange
  • Small Block Chevy
  • Oval Port
  • 1-1/2" W x 1-13/16" H
  • 1/pkg.
  • $34.99
    Ships

    555-31860
    GM Header Flange
  • Small Block Chevy
  • Oval Port
  • Lightweight, 1/4" thick
  • Ideal for Racing Applications
  • 1-1/2" W x 1-13/16" H
  • 1/pkg.
  • $17.99
    Ships

    555-31801
    GM Header Flange
  • Small Block Chevy (with Dart Sportsman Head)
  • Rectangular Port
  • 1.584" W x 1.75" H
  • 1/pkg.
  • $34.99
    Ships

    555-31809
    GM Header Flange
  • GM 348-409
  • Square Ports
  • 1.40" W x 1.88" H (Inner Ports)
  • 1.88" W x 1.40" H (Outer Ports)
  • 1/pkg.
  • $43.99
    Ships

    555-31802
    GM Header Flange
  • GM LT1
  • D-Port
  • 1.59" W x 1.79" H
  • 1/pkg.
  • $34.99
    Ships

    555-31804
    GM Header Flange
  • GM LS1/LS2/LS3/LS6
  • Round Port
  • 1-3/4"
  • 1/pkg.
  • $34.99
    Ships

    555-31803
    GM Header Flange
  • GM LS1/LS2/LS3/LS6
  • Round Port
  • 2"
  • 1/pkg.
  • $34.99
    Ships

    555-31807
    GM Header Flange
  • Big Block Chevy
  • Round Port
  • 2-1/8"
  • 1/pkg.
  • $34.99
    Ships

    555-31805
    GM Header Flange
  • Big Block Chevy
  • Round Port
  • 2-1/16"
  • 1/pkg.
  • $34.99
    Ships

    555-31806
    GM Header Flange
  • Big Block Chevy
  • Square Port
  • 2.40" W x 2.07" H
  • 1/pkg.
  • $34.99
    Ships

    555-31840
    GM Header Flange
  • Pontiac 326-455
  • 1.5" W x 1.9" H (Outer Oval Ports)
  • 1.1" W x 1.94" H (Inner D-Ports)
  • 1/pkg.
  • $43.99
    Ships

    555-31845
    GM Header Flange
  • Olds 330-455
  • Rectangular Ports
  • 1.50" W x 1.94" H
  • 1/pkg.
  • $43.99
    Ships
    Ford Header Flanges

    555-31819
    Ford Header Flange
  • Ford 4.6/5.4L 2V Modular
  • Round Port
  • 1.625"
  • 1/pkg.
  • $34.99
    Ships

    555-31821
    Ford Header Flange
  • Ford 4.6L 3V Modular
  • Round Port
  • 1.750"
  • 1/pkg.
  • $43.99
    Ships
      555-31822
    Ford Header Flange
  • Ford 5.0L 4V
  • 1-7/8"
    Fits:
  • 2011-Present Mustang GT (Coyote)
  • 2012-2013 Mustang Boss 302 (Road Runner)
  • 2011-Present F-Series Truck
  • 2010-Present Falcon
  • $34.99
    Order Today Ships 08/11/14

    555-31812
    Ford Header Flange
  • Ford 5.0L 1987-95
  • Oval Port
  • 2" Bolt Pattern
  • 1.343" W 1.755" H
  • 1/pkg.
  • $34.99
    Ships

    555-31810
    Ford Header Flange
  • Ford 302 Boss/351 Cleveland 4V
  • Square Port
  • 1.89" W x 2.15" H
  • 1/pkg.
    Fits:
  • 1969-70 Boss 302
  • 1970-74 351C
  • Edelbrock #61629
  • $34.99
    Ships

    555-31811
    Ford Header Flange
  • Ford 351C/351M/400 2V
  • Oval Port
  • 1.65" W x 2" H
  • 1/pkg.
  • $34.99
    Ships

    555-31817
    Ford Header Flange
  • Ford 406, 427FE & 428CJ
  • 16-bolt
  • Rectangular Port
  • 1-3/8" W 1-3/4" H
  • 1/pkg.
  • $43.99
    Ships

    555-31818
    Ford Header Flange
  • Ford 429-460
  • Oval Port
  • 1.45" W x 2.25" H
  • 1/pkg.
  • $34.99
    Ships

    555-31815
    Ford Header Flange
  • Ford FE 332-390
  • 8-bolt
  • Rectangular Port
  • 1.56" W x 2.29" H
  • 1/pkg.
  • $43.99
    Ships

    555-31816
    Ford Header Flange
  • Ford FE 390-428
  • 12-bolt
  • Rectangular Port
  • 1.35" W x 2.19" H
  • 1/pkg.
  • $43.99
    Ships
    Chrysler/AMC Header Flanges

    555-31830
    Chrysler Header Flange
  • Chrysler 273-360
  • Rectangular Port
  • 1.25" W x 1.77" H
  • 1/pkg.
  • $34.99
    Ships

    555-31835
    Chrysler Header Flange
  • Chrysler 383-440
  • Rectangular Port
  • 1.75" W x 1.42" H
  • 1/pkg.
  • $34.99
    Ships

    555-31836
    Chrysler Header Flange
  • Chrysler 426 Hemi
  • Square Port
  • 1.89" W x 1.89" H
  • 1/pkg.
  • $43.99
    Ships

    555-31850
    AMC Header Flange
  • AMC 290-401
  • ("P" or "Dog-Leg") Shaped Port
  • 1-3/16" H x 1-1/4" W x 1-9/16" W
  • 1/pkg.
  • $43.99
    Ships

    26 Products