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Stainless Headers Mfg, Inc. - Mild Steel Header Flanges
Our American made mild steel header flanges are precision laser cut from 0.375" 1018 cold rolled steel to our exacting specifications. We carry over 400 different flange designs. Many of the popular models come in several different primary tube port sizes. They come pre-surfaced and are ready for your header building project. If you don't see the flange you're looking for, talk with one of our exhaust specialists about custom header flange cutting.
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Mild Steel Header Flanges Featured Products
SB2
Description: Chevrolet SB2 Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Vortec
Description: Chevrolet Vortec 2900 Mild Steel Header Flange900 Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Vortec
Description: Chevrolet Vortec 3500 5-Cyl Mild Steel Header Flange
Condition:
New
Price: $47.95
Sale: $40.80
Save: 15%
Save: $7.15
Chevrolet Racing, 18 Degree Heads
Description: For Chevrolet Racing 18 Degree V6 Cylinder Heads. Fits Fel-Pro 1463 Header Gaskets
Condition:
New
Price: $34.95
Sale: $29.75
Save: 15%
Save: $5.20
EcoTec
Description: Chevy 4.3L EcoTec3 LV3 Mild Steel Header Flange
Condition:
New
Price: $34.95
Sale: $29.75
Save: 15%
Save: $5.20
Description: Chevy 4.3L Vortec 4300 Mild Steel Header Flange
Condition:
New
Price: $34.95
Sale: $29.75
Save: 15%
Save: $5.20
LS
Description: Chevy LS Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Description: Chrysler 3.2L/3.5L V6 Mild Steel Header Flange
Condition:
New
Price: $34.95
Sale: $29.75
Save: 15%
Save: $5.20
Jeep, Chrysler, Dodge, 3.8L V6,
Description: Chrysler 3.3L/3.8L EGH V6 Mild Steel Header Flange
Condition:
New
Price: $34.95
Sale: $29.75
Save: 15%
Save: $5.20
PowerTech
Description: Chrysler 3.7L PowerTech V6 Mild Steel Header Flange- Driver Side
Condition:
New
Price: $34.95
Sale: $29.75
Save: 15%
Save: $5.20
PowerTech
Description: Chrysler 3.7L PowerTech V6 Mild Steel Header Flange- Passenger Side
Condition:
New
Price: $49.95
Sale: $42.50
Save: 15%
Save: $7.45
PowerTech
Description: Chrysler 4.7L PowerTech V8 Mild Steel Header Flange- Driver Side
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
PowerTech
Description: Chrysler 4.7L PowerTech V8 Mild Steel Header Flange- Passenger Side
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Hemi
Description: Chrysler 5.7L Hemi Square Port Mild Steel Header Flange
Condition:
New
Price: $49.95
Sale: $42.50
Save: 15%
Save: $7.45
Description: Chrysler B1 PSO Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Description: Chrysler Pentastar 3.6L V6 Mild Steel Header Flange
Condition:
New
Price: $29.95
Sale: $25.50
Save: 15%
Save: $4.45
LS
Description: LS Flanges for Raised Oval Port CID Cylinder Heads
Condition:
New
Price: $59.95
Sale: $51.00
Save: 15%
Save: $8.95
Stahl
Description: 3/8"-16 x 1" Long Black-Oxide Steel Adapter Header Bolts (x12)
Condition:
New
Price: $20.00
Sale: $17.00
Save: 15%
Save: $3.00
Viper
Description: Dodge Viper SRT-10 1st & 2nd Gen Mild Steel Header Flange
Condition:
New
Price: $47.95
Sale: $40.80
Save: 15%
Save: $7.15
Viper
Description: Dodge Viper SRT-10 1st/2nd/3rd Gen. Combination Mild Steel Header Flange
Condition:
New
Price: $47.95
Sale: $40.80
Save: 15%
Save: $7.15
Viper
Description: Dodge Viper SRT-10 3rd Gen Mild Steel Header Flange
Condition:
New
Price: $47.95
Sale: $40.80
Save: 15%
Save: $7.15
Viper
Description: Dodge Viper SRT-10 4th Gen Mild Steel Header Flange
Condition:
New
Price: $47.95
Sale: $40.80
Save: 15%
Save: $7.15
Duramax, LLY, LB7, LBZ
Description: Duramax 6.6L LB7/LLY/LBZ Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Description: Ferrari 430 Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Description: Ferrari 458 Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Ford, Flathead
Description: Sold Individually. 1 5/8" Round Ports
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
SBF,Flathead
Description: Sold as a set of (6) Single Port Flanges
Condition:
New
Price: $89.95
Sale: $76.50
Save: 15%
Save: $13.45
SBF,Flathead
Description: Sold as a set of (6) Single Port Flanges. 1 5/8" Round Port
Condition:
New
Price: $175.00
Sale: $148.75
Save: 15%
Save: $26.25
MBR, Fontana
Description: Fontana/MBR 526 Hemi Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
NEW!
MBR, Fontana
Description: Sold Individually. 2 3/4" Oval Port
Condition:
New
Price: $44.95
Sale: $38.25
Save: 15%
Save: $6.70
Description: Ford 2.0L Zetec Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Description: Ford 2.3L "Pinto" Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Price: $44.95
Sale: $38.25
Save: 15%
Save: $6.70
Description: Ford 2.5/3.0L DuraTec V6 Mild Steel Header Flange
Condition:
New
Price: $49.95
Sale: $42.50
Save: 15%
Save: $7.45
Description: Ford 312 Y-Block Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Description: Ford 3.8L/4.2L 'Essex' V6 Mild Steel Header Flange
Condition:
New
Price: $34.95
Sale: $29.75
Save: 15%
Save: $5.20
Description: Ford 300/4.9L Inline-6 Mild Steel Header Flange
Condition:
New
Limited Supply
Price: $74.95
Sale: $63.75
Save: 15%
Save: $11.20
Description: Ford 4.6L 4-Valve Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Description: Ford 4.6L/5.4L 3-Valve Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Description: Ford 427 SOHC "Cammer" Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Coyote
Description: Ford 5.0L Coyote Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Description: Ford 5.2L Voodoo Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Description: Ford 5.4L 4-Valve Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Powerstroke, Stainless
Description: Ford 6.0L/6.4L Powerstroke Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
6.7L Powerstroke, Stainless
Description: Ford 6.7L Powerstroke Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
IDI
Description: Ford 6.9L/7.3L IDI Diesel Mild Steel Header Flange
Condition:
New
Price: $59.95
Sale: $51.00
Save: 15%
Save: $8.95
Description: Available in 1 3/4", 1 7/8", or 2" Round Ports
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Powerstroke, Turbo Diesel
Description: Ford 7.3L Powerstroke Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Price: $49.95
Sale: $42.50
Save: 15%
Save: $7.45
Description: Ford Boss 429 Mild Steel Header Flange
Condition:
New
Price: $39.95
Sale: $34.00
Save: 15%
Save: $5.95
Popular Brands:
More About Mild Steel Header Flanges
Our American made mild steel header flanges are precision laser cut from 0.375" 1018 cold rolled steel to our exacting specifications. We carry over 400 different flange designs. Many of the popular models come in several different primary tube port sizes. They come pre-surfaced and are ready for your header building project. If you don't see the flange you're looking for, talk with one of our exhaust specialists about custom header flange cutting.
