Cadillac

$79.99
Ships directly from the manufacturer in 24hrs
Lowest Price Guarantee
Header Flange Kit
  • Cadillac 425, 500
  • 5/16'' Flange Thickness
  • 1-7/8'' Tube Size
  • Square Port
  • View Details
    $79.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $93.34
    (1)
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Cadillac 425, 500
  • 3/8'' Flange Thickness
  • 1-7/8'' Tube Size
  • Square Port
  • View Details
    $93.34
    (1)
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    Chrysler

    $97.99
    Ships directly from the manufacturer on 03/12/20
    Lowest Price Guarantee
    Header Flange Kit
  • Chrysler 5.7/6.1/6.4L Hemi
  • 3/8'' Flange Thickness
  • 1-3/4'' Tube Size
  • SAP Port
  • View Details
    $97.99
    Ships directly from the manufacturer on 03/12/20
    Lowest Price Guarantee

    Chevy

    $50.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • GM 4.3L V6
  • 5/16'' Flange Thickness
  • 1-1/2'' Tube Size
  • Round Port
  • View Details
    $50.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $96.99
    Ships directly from the manufacturer on 02/27/20
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400
  • Inner Flange
  • 5/16'' Flange Thickness
  • SAP
  • View Details
    $96.99
    Ships directly from the manufacturer on 02/27/20
    Lowest Price Guarantee

    $68.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy LS1-LS6
  • 3/8'' Flange Thickness
  • 1-7/8'' Tube Size
  • Round Port
  • View Details
    $68.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $111.08
    Ships directly from the manufacturer in 24hrs
    FREE Shipping
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy LS7
  • 3/8'' Flange Thickness
  • 1-7/8'' Tube Size
  • D-Port
  • View Details
    $111.08
    Ships directly from the manufacturer in 24hrs
    FREE Shipping
    Lowest Price Guarantee

    $79.99
    Ships Today
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400
  • Outer Flange
  • 3/8'' Flange Thickness
  • 1-7/8'' - 2'' Tube Size
  • Round Port
  • View Details
    $79.99
    Ships Today
    Lowest Price Guarantee

    $38.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400
  • 5/16'' Flange Thickness
  • 1-5/8'' Tube Size
  • Round Port
  • View Details
    $38.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $96.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400
  • 3/8'' Flange Thickness
  • 1-5/8'' Tube Size
  • Round Port
  • View Details
    $96.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $46.56
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400
  • 5/16'' Flange Thickness
  • 1-5/8'' Tube Size
  • Oval Port
  • View Details
    $46.56
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $47.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400
  • 3/8'' Flange Thickness
  • 1-5/8'' Tube Size
  • Oval Port
  • View Details
    $47.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $142.99
    Ships directly from the manufacturer in 24hrs
    FREE Shipping
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400
  • Stainless Steel
  • 5/16'' Flange Thickness
  • 1-5/8'' Tube Size
  • Oval Port
  • View Details
    $142.99
    Ships directly from the manufacturer in 24hrs
    FREE Shipping
    Lowest Price Guarantee

    $57.99
    Ships Today
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400
  • 5/16'' Flange Thickness
  • 1-3/4'' Tube Size
  • Oval Port
  • View Details
    $57.99
    Ships Today
    Lowest Price Guarantee

    $83.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400
  • 3/8'' Flange Thickness
  • 1-3/4'' Tube Size
  • Rectangular Port
  • View Details
    $83.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $80.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400 Brodix
  • 5/16'' Flange Thickness
  • 1-3/4'' - 2'' Tube Size
  • Round Port
  • View Details
    $80.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $55.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 265-400 Brodix
  • 5/16'' Flange Thickness
  • 1-7/8'' - 2'' Tube Size
  • Round Port
  • View Details
    $55.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $56.60
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 348, 409
  • 5/16'' Flange Thickness
  • 1-3/4" Tube Size
  • Rectangular Port
  • View Details
    $56.60
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $88.02
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 348, 409
  • 3/8'' Flange Thickness
  • 2'' Tube Size
  • Rectangular Port
  • View Details
    $88.02
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $46.99
    Ships Today
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 396-502
  • 3/8'' Flange Thickness
  • 1-3/4'' - 2'' Tube Size
  • SAP
  • View Details
    $46.99
    Ships Today
    Lowest Price Guarantee

    $69.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 396-502
  • 3/8'' Flange Thickness
  • 2-1/8'' Tube Size
  • Round Port
  • View Details
    $69.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $66.99
    (1)
    Ships Today
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 396-502
  • 3/8'' Flange Thickness
  • 2-1/4'' Tube Size
  • Round Port
  • View Details
    $66.99
    (1)
    Ships Today
    Lowest Price Guarantee

    $117.99
    Ships Today
    FREE Shipping
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 396-502
  • 3/8'' Flange Thickness
  • 2-3/8'' Tube Size
  • Round Port
  • View Details
    $117.99
    Ships Today
    FREE Shipping
    Lowest Price Guarantee

    $92.99
    Ships directly from the manufacturer on 02/26/20
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 396-502
  • 3/8'' Flange Thickness
  • 2-1/2'' Tube Size
  • Round Port
  • View Details
    $92.99
    Ships directly from the manufacturer on 02/26/20
    Lowest Price Guarantee

    $87.80
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy 572
  • 3/8'' Flange Thickness
  • 2-1/8'' Tube Size
  • D-Port
  • View Details
    $87.80
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $47.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy LS1/LS6
  • 5/16'' Flange Thickness
  • 1-5/8'' - 1-7/8'' Tube Size
  • Round Port
  • View Details
    $47.99
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $47.99
    Ships Today
    Lowest Price Guarantee
    Header Flange Kit
  • Chevy LS1/LS6
  • 3/8'' Flange Thickness
  • 1-5/8'' - 1-3/4'' Tube Size
  • Round Port
  • View Details
    $47.99
    Ships Today
    Lowest Price Guarantee

    Oldsmobile

    $85.95
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Oldsmobile 403-455
  • 3/8'' Flange Thickness
  • 1-3/4'' Tube Size
  • Rectangular Port
  • View Details
    $85.95
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    Pontiac

    $34.76
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Pontiac 326-455
  • 5/16'' Flange Thickness
  • 1-5/8" to 1-3/4'' Tube Size
  • D Port
  • View Details
    $34.76
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee

    $82.31
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee
    Header Flange Kit
  • Pontiac 326-455
  • 3/8'' Flange Thickness
  • 1-3/4'' Tube Size
  • D-Port
  • View Details
    $82.31
    Ships directly from the manufacturer in 24hrs
    Lowest Price Guarantee