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Stainless Headers Mfg, Inc. - Header Flanges

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Our American made stainless steel header flanges are precision laser cut from 0.375" 304 stainless steel to our exacting specifications. We carry over 400 different flange designs. Many of the...More Details »
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...More Details »
Precision CNC turned 304 Stainless V-Band Flange assemblies. Available in an array of sizes, we carry USA Made V-Band Assemblies as well as some premium Import brands. From Custom Collector tips...More Details »
Precision Laser Cut 3/8" thick 304 Stainless Steel and Mild Steel 3-Bolt Collector flanges. A stylish and economical method to segment your custom exhaust system.
Precision laser cut from 1/2" Thick 304 Stainless Steel, and drilled + tapped for 3/8" mounting holes, these Turbo inlet flanges are perfect for any turbocharged custom header application. We...More Details »
Our Cobra header components are available in 304 stainless or a ceramic coated mild steel. We build these right here in our facility giving us complete control of quality and customer service....More Details »
We are now offering custom CNC Header and Exhaust Flanges! Precision milled from billet stainless steel, aluminum, or titanium, we can create nearly any custom flange to fit your build's needs....More Details »
This quick change option allows the racer to change tip angles, dependent upon track conditions and rules. Certain track conditions may need more or less down force or thrust. These quick change...More Details »
Header Flanges Featured Products
NEW!
Noonan
Description: 2" Round port, Sold as set of (8) single port flanges
Item #: SHM-6218a-SHF
Condition:
New
Limited Supply
Price: $239.95
NEW!
LS, All-Pro
Description: Inline Bolt Pattern for LSW 12-2 ALl Pro Heads, 2" Ports
Item #: SHM-2525a-SHF
Condition:
New
Price: $79.95
NEW!
M&M Competition
Description: 2 1/4" Round port
Item #: SHM-2678a-SHF
Condition:
New
Price: $79.95
NEW!
Mercury Racing, LS7, DOHC
Description: Custom LS7-SB4 DOHC Header flanges for Mercury Racing- 2" Port Size
Item #: SHM-2526-SHF
Condition:
New
Price: $79.95
NEW!
Description: 1 3/4" Sized Oval Ports
Item #: SHM-6189m-MSHF
Condition:
New
Price: $44.95
NEW!
Description: 1 3/4" Sized Oval Ports
Item #: SHM-6189m-SHF
Condition:
New
Price: $69.95
LS
Description: Chevrolet Gen IV LS7/LSX Stainless Header Flange
Item #: SHM-2530R-SHF
Condition:
New
Price: $69.95
SBC
Description: Available in 1 5/8" or 1 3/4" Round Port
Item #: SHM-2514-MSHF
Condition:
New
Price: $39.95
SBC
Description: Small Block Chevy Square Port Mild Steel Header Flange
Item #: SHM-2512-MSHF
Condition:
New
Price: $39.95
SBC
Description: Small Block Chevy Stainless Header Flange
Item #: SHM-2512-SHF
Condition:
New
Price: $69.95
SBC
Description: Available in 1 5/8" or 1 3/4" Round Port
Item #: SHM-2514-SHF
Condition:
New
Price: $69.95
NEW!
turbo, 1/2"
Description: 1/2" Thick for Turbo Header Applications, 1 3/4" Port Only
Item #: SHM-2512-SHF-T
Condition:
New
Price: $109.95
Description: Big Block Chevy Round Port Mild Steel Header Flange
Item #: SHM-1490-MSHF
Condition:
New
Price: $39.95
Description: Big Block Chevy Single Port Mild Steel Header Flange
Item #: SHM-1490S-MSHF
Condition:
New
Price: $16.95
Description: Big Block Ford 429/460 Mild Steel Header Flange
Item #: SHM-3563-MSHF
Condition:
New
Price: $39.95
Description: Big Block Mopar (383-440) Large Port Mild Steel Header Flange
Item #: SHM-4512-MSHF
Condition:
New
Price: $39.95
Description: Big Block Mopar (383-440) Round Port Stainless Header Flange
Item #: SHM-4513a-SHF
Condition:
New
Price: $69.95
BAE
Description: Brad Anderson BAE 6x/8x Hemi Oval Port Stainless Header Flange
Item #: SHM-6238-SHF
Condition:
New
Price: $69.95
BAE, Hemi, FUEL
Description: Brad Anderson Hemi FUEL Head Stainless Header Flange
Item #: SHM-6238B-SHF
Condition:
New
Limited Supply: Only 6 Left!
Price: $69.95
Description: Big Block Ford A460 Mild Steel Header Flange
Item #: SHM-3565-MSHF
Condition:
New
Price: $39.95
Description: Big Block Mopar (383-440) Large Port Stainless Header Flange
Item #: SHM-4512-SHF
Condition:
New
Price: $69.95
BAE
Description: Brad Anderson BAE 5x Hemi Rect. Port Stainless Header Flange
Item #: SHM-6238A-SHF
Condition:
New
Price: $69.95
Description: Brad Anderson BAE 6x/8x Hemi Oval Port Mild Steel Header Flange
Item #: SHM-6238-MSHF
Condition:
New
Price: $39.95
Description: Big Block Ford 429/460 Stainless Header Flange
Item #: SHM-3563-SHF
Condition:
New
Price: $69.95
Description: Big Block Ford C460 Mild Steel Header Flange
Item #: SHM-3567-MSHF
Condition:
New
Price: $39.95
Description: Big Block Mopar (383-440) Mild Steel Header Flange
Item #: SHM-4511-MSHF
Condition:
New
Price: $39.95
Description: Big Block Mopar (383-440) Stainless Header Flange
Item #: SHM-4511-SHF
Condition:
New
Price: $69.95
Description: Brad Anderson BAE 5x Hemi Rect. Port Mild Steel Header Flange
Item #: SHM-6238A-MSHF
Condition:
New
Price: $39.95
NEW!
Description: Available in 1 3/4", 1 7/8", or 2" Round Ports
Item #: SHM-3585-MSHF
Condition:
New
Price: $39.95
Description: Ford 7.3L Godzilla Stainless Header Flange
Item #: SHM-3585-SHF
Condition:
New
Price: $69.95
NEW!
Godzilla
Description: Ford 7.3L Godzilla Stainless Turbo Header Flange- 1/2" Thick
Item #: SHM-3585-SHF-T
Condition:
New
Price: $109.95
Pontiac, 301
Description: Pontiac 301 Turbo V8 Mild Steel Header Flange
Item #: SHM-5402-MSHF
Condition:
New
Price: $44.95
Description: Pontiac 350/389/400/455 D-Port Mild Steel Header Flange
Item #: SHM-5401-MSHF
Condition:
New
Price: $39.95
A460
Description: Big Block Ford A460 Stainless Header Flange
Item #: SHM-3565-SHF
Condition:
New
Price: $69.95
Description: Big Block Ford C460 Stainless Header Flange
Item #: SHM-3567-SHF
Condition:
New
Price: $69.95
Description: Chevrolet 348/409 Stainless Header Flange
Item #: SHM-2643-SHF
Condition:
New
Price: $69.95
Description: Big Block Mopar (383-440) Raised Port Stainless Header Flange
Item #: SHM-4512a-SHF
Condition:
New
Price: $69.95
Description: Chevrolet 348/409 Mild Steel Header Flange
Item #: SHM-2643-MSHF
Condition:
New
Price: $39.95
Ram Air
Description: Pontiac 400/455 Ram Air IV Round Port Mild Steel Header Flange
Item #: SHM-5400-MSHF
Condition:
New
Price: $39.95
Edelbrock, Ram Air
Description: Pontiac 400/428/455 V8 RAII/RAIV Edelbrock Performer RPM Mild Steel Header Flange
Item #: SHM-5415-MSHF
Condition:
New
Price: $39.95
Description: Big Block Chevy 5.3" Bore Space Mild Steel Header Flange
Item #: SHM-2553REV-MSHF
Condition:
New
Price: $39.95
Description: Big Block Chevy 5.0" Bore Spacing Mild Steel Header Flange
Item #: SHM-2558-MSHF
Condition:
New
Price: $39.95
Description: Big Block Mopar (383-440) 2" Round Port 1/2" Thick Stainless Turbo Header Flange
Item #: SHM-4513a-SHF-T
Condition:
New
Price: $119.95
Description: Big Block Chevy D-Port Mild Steel Header Flange
Item #: SHM-2522-MSHF
Condition:
New
Price: $39.95
Description: Big Block Chevy Square Port Mild Steel Header Flange
Item #: SHM-2520-MSHF
Condition:
New
Price: $39.95
Description: Big Block Mopar (383-440) Round Port Mild Steel Header Flange
Item #: SHM-4513a-MSHF
Condition:
New
Price: $39.95
Ram Air
Description: Pontiac 400/455 Ram Air V Mild Steel Header Flange
Item #: SHM-5405-MSHF
Condition:
New
Price: $39.95
NEW!
Description: Available in 2.5" Round Ports
Item #: SHM-2641-SHF
Condition:
New
Price: $79.95
Sonny's
Description: Big Block Chevy Sonny's 5.3" Bore Space Stainless Header Flange
Item #: SHM-2642-SHF
Condition:
New
Price: $79.95
NEW!
Sonny's
Description: For Sonny's 5.3" Bore Space Semi Hemi Heads ONLY
Item #: SHM-2642k-SHF
Condition:
New
Price: $79.95
Popular Brands:
More About Header Flanges
Stainless Header Mfg., Inc. offers the finest in CNC laser cut header flanges. While most header flanges are made from 1/4" or 5/16" material, our flanges are precision CNC laser cut header flanges are cut from from 3/8" material. We offer our flanges in 304 stainless steel or 1018 cold rolled steel. The heavier material we use to fabricate our flanges greatly reduce the warping problems seen in other lighter flanges. These header flanges are U.S. made.