- Home »
- Catalog »
- Custom Header Components »
- Header Flanges »
- Mild Steel Header Flanges
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.
Select a Sub-Category
Mild Steel Header Flanges Featured Products
Description: Small Block Ford Z304 2" & 3" Mild Steel Header Flange
Item #: SHM-3535a-MSHF
Condition:
New
Price: $39.95
Description: Small Block Mopar Mild Steel Header Flange
Item #: SHM-4510-MSHF
Condition:
New
Price: $34.95
Description: 18 Degree Small Block Chevy Mild Steel Header Flange
Item #: SHM-2518-MSHF
Condition:
New
Price: $39.95
Description: Ford SVO D3/D302/C302 Mild Steel Header Flange
Item #: SHM-3553D-MSHF
Condition:
New
Price: $39.95
Description: Small Block Chevy 5.7L D-Port LT1 Mild Steel Header Flange
Item #: SHM-2510-MSHF
Condition:
New
Price: $39.95
Description: Small Block Mopar W2/W5 Mild Steel Header Flange
Item #: SHM-4514-MSHF
Condition:
New
Price: $39.95
Description: Small Block Chevy Mild Steel Header Flange to fit Reher-Morrison Head
Item #: SHM-2516-MSHF
Condition:
New
Price: $39.95
Description: Small Block Chevy Close-Port Stahl Pattern Mild Steel Header Flange
Item #: SHM-2650-MSHF
Condition:
New
Price: $39.95
Description: Small Block Chevy Spread-Port Stahl Pattern Mild Steel Header Flange
Item #: SHM-2637-MSHF
Condition:
New
Price: $39.95
Description: Small Block Chevy Stahl Pattern Adapter Kit- Mild Steel
Item #: SHM-2651-MSHF
Condition:
New
Price: $285.00
Stahl Pattern, Small Block Chevy
Description: Small Block Chevy Stahl Pattern Adapter Plates- Mild Steel
Item #: SHM-2650A-MSHF
Condition:
New
Price: $215.00
Description: Small Block Ford-W Mild Steel Header Flange for Edelbrock Victor Senior Heads
Item #: SHM-3543-MSHF
Condition:
New
Price: $39.95
Description: Small Block Ford-Windsor Mild Steel Header Flange
Item #: SHM-3530-MSHF
Condition:
New
Price: $39.95
Description: Chevrolet SB2 Mild Steel Header Flange
Item #: SHM-2565-MSHF
Condition:
New
Price: $39.95
Description: Small Block Ford-Cleveland 2v Large Oval Port Mild Steel Header Flange
Item #: SHM-3551-MSHF
Condition:
New
Price: $34.95
Description: Small Block Ford- 351C 2v Small Oval Port Mild Steel Header Flange
Item #: SHM-3552-MSHF
Condition:
New
Price: $34.95
Description: Small Block Ford-Cleveland 4BBL Square Port -Boss 302- Mild Steel Header Flange
Item #: SHM-3540-MSHF
Condition:
New
Price: $39.95
Description: Small Block Ford-C 4 Brrl Small Square Port Mild Steel Header Flange
Item #: SHM-3531-MSHF
Condition:
New
Price: $39.95
Description: Mopar P7 NASCAR Mild Steel Header Flange
Item #: SHM-4545-MSHF
Condition:
New
Price: $39.95
Description: Small Block Ford-W Raised Port Mild Steel Header Flange
Item #: SHM-3532-MSHF
Condition:
New
Price: $39.95
Description: Small Block Mopar W-9 Mild Steel Header Flange
Item #: SHM-4543-MSHF
Condition:
New
Price: $34.95
Description: Small Block Mopar W-7 Mild Steel Header Flange
Item #: SHM-4542-MSHF
Condition:
New
Price: $34.95
Description: Small Block Chevy Splayed Valve Mild Steel Header Flange
Item #: SHM-2517-MSHF
Condition:
New
Price: $39.95
Description: Small Block Mopar- Brodix B1BA Mild Steel Header Flange
Item #: SHM-4513-MSHF
Condition:
New
Price: $39.95
Description: Ford 312 Y-Block Mild Steel Header Flange
Item #: SHM-3533-MSHF
Condition:
New
Price: $39.95
Description: Small Block Ford-Brodix Track 1 Mild Steel Header Flange
Item #: SHM-3577-MSHF
Condition:
New
Price: $39.95
Description: Small Block Chevy Mild Steel Header Flange for Brodix BD2000
Item #: SHM-2519-MSHF
Condition:
New
Price: $39.95
Description: Small Block Mopar 318 Poly Head Mild Steel Header Flange-Round Port
Item #: SHM-4509-MSHF
Condition:
New
Price: $39.95
Description: Small Block Mopar 318 Poly Head Mild Steel Header Flange-Sq. Port
Item #: SHM-4509a-MSHF
Condition:
New
Price: $39.95
Description: Small Block Chevy 5.7L LT1 Round Port Mild Steel Header Flange
Item #: SHM-2510r-MSHF
Condition:
New
Price: $39.95
Description: GM Series II 3800 V-6 Mild Steel Header Flange
Item #: SHM-6199G-MSHF
Condition:
New
Price: $34.95
Description: Chevrolet LL8 Vortec 4200 "Atlas" Mild Steel Header Flange
Item #: SHM-2652-MSHF
Condition:
New
Price: $59.95
Description: Ford 2.5/3.0L DuraTec V6 Mild Steel Header Flange
Item #: SHM-6230-MSHF1
Condition:
New
Price: $54.95
Ford, Mild, V6
Description: Ford Ranger 2.9L/177 V6 Mild Header Flange
Item #: SHM-3519-MSHF
Condition:
New
Price: $34.95
Description: Chrysler 3.7L PowerTech V6 Mild Steel Header Flange- Passenger Side
Item #: SHM-4577b-MSHF
Condition:
New
Price: $54.95
Description: Chevrolet 4.3L Vortec Mild Steel Header Flange
Item #: SHM-2505-MSHF
Condition:
New
Price: $34.95
Description: Chrysler 3.7L PowerTech V6 Mild Steel Header Flange- Driver Side
Item #: SHM-4577a-MSHF
Condition:
New
Price: $34.95
Description: Chevy 4.3L Vortec 4300 Mild Steel Header Flange
Item #: SHM-2506-MSHF
Condition:
New
Price: $34.95
Description: Chevy 4.3L EcoTec3 LV3 Mild Steel Header Flange
Item #: SHM-2507-MSHF
Condition:
New
Price: $34.95
GM, I-4, Mild Steel
Description: GM 2.5L Iron Duke Mild Steel Header Flange
Item #: SHM-2715-MSHF
Condition:
New
Price: $39.95
Jeep, AMC
Description: Fits FelPro MS92100 Manifold Gasket Set
Item #: SHM-6241K-MSHF
Condition:
New
Price: $99.95
Jeep, AMC
Description: Fits FelPro MS92100 Manifold Gasket Set
Item #: SHM-6241-MSHF
Condition:
New
Price: $39.95
Toyota, V8
Description: Toyota 2UZ-FE V8 Mild Steel Header Flange
Item #: SHM-6215-MSHF
Condition:
New
Price: $39.95
Chevrolet Racing, 18 Degree Heads
Description: For Chevrolet Racing 18 Degree V6 Cylinder Heads. Fits Fel-Pro 1463 Header Gaskets
Item #: SHM-2504-MSHF
Condition:
New
Price: $34.95
GM, V6, Steel
Description: GM 2.8L V6 Mild Steel Header Flange- Fits FelPro MS93575 Gaskets
Item #: SHM-2710-MSHF
Condition:
New
Price: $34.95
Description: Chevrolet 292 Straight 6 Mild Steel Header Flange
Item #: SHM-2653-MSHF
Condition:
New
Price: $59.95
Description: Saab 9-7x Vortec 4200 Mild Steel Header Flange
Item #: SHM-6285-MSHF
Condition:
New
Price: $59.95
Description: AMC 258 Straight-6 Mild Steel Header Flange
Item #: SHM-6240-MSHF1
Condition:
New
Price: $69.95
Description: AMC 258 Straight-6 Stainless Header Flange
Item #: SHM-6240-SHF1
Condition:
New
Price: $99.95
AMC V8, 360, 390, 401
Description: For Rectangle/Square Port AMC V8 Cylinder Heads
Item #: SHM-5429-MS
Condition:
New
Price: $39.95
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.