Stainless Headers Mfg, Inc. - Stainless Steel Header Flanges

Header Flanges - Stainless Steel Header Flanges

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 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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Header Flanges - Stainless Steel Header Flanges - Powersports Stainless Steel Header Flanges
Stainless header and exhaust flanges for various powersports applications, including motorcycle, atv, utv, snowmobile, jet ski, powerboats, and more.
Header Flanges - Stainless Steel Header Flanges - Suzuki Stainless Steel Header Flanges
Suzuki Stainless Steel Header Flanges

Stainless Steel Header Flanges Featured Products

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Items 1-50 of 560
Description: Big Block Chevy Round Port Stainless Header Flange
Item #: SHM-1490-SHF
Condition: New
Price: $69.95

DRCE, Chevy, Oldsmobile
Description: Available as single flanges or as a set of 8
Item #: SHM-6237s-SHF
Condition: New
Price: $29.95

DRCE, Chevy, Oldsmobile
Description: Chevrolet/Oldsmobile DRCE II NHRA Pro Stock Stainless Header Flange
Item #: SHM-6237-SHF
Condition: New
Price: $69.95

Continental
Description: Continental 2-Bolt Stainless Exhaust Flange
Item #: SHM-6340-SHF
Condition: New
Price: $39.95

Continental
Description: Continental 4-Bolt Stainless Exhaust Flange
Item #: SHM-6342-SHF
Condition: New
Price: $49.95

Lycoming
Description: Lycoming 2-Bolt Stainless Exhaust Flange
Item #: SHM-6346-SHF
Condition: New
Price: $39.95

Lycoming
Description: Lycoming TSIO-540 3-Bolt Stainless Exhaust Flange
Item #: SHM-6351-SHF
Condition: New
Price: $49.95

CFE, Fulton
Description: Stainless Header Flange to Fit CFE/Fulton 5.2" ProMod Heads
Item #: SHM-6220-SHF
Condition: New
Price: $79.95
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Noonan
Description: Noonan 4.8" Mach 1 Stainless Header Flange
Item #: SHM-6221-SHF
Condition: New
Price: $79.95

Noonan
Description: Stainless Header Flange to Fit Noonan 4.8" X2 Hemi Heads
Item #: SHM-6219-SHF
Condition: New
Price: $79.95

Noonan
Description: Stainless Header Flange to Fit Noonan 4.9" Bore Space Hemi Heads
Item #: SHM-6222-SHF
Condition: New
Price: $79.95

NEW!
Noonan
Description: Available in 2" or 2 1/8" Port Size
Item #: SHM-6218-SHF
Condition: New
Price: $79.95

Suzuki, Samurai, Vitara
Description: For Suzuki Samurai, Vitara, 1.3L/1.6L Heads
Item #: SHM-6277-SHF
Condition: New
Price: $69.95

Suzuki, Samurai, Vitara
Description: For Suzuki Samurai, Vitara, 1.8l, 2.0L, 2.3L G-Series Heads
Item #: SHM-6275-SHF
Condition: New
Price: $69.95

NEW!
Description: 1 1/2" Round Ports, 1/4" Thick
Item #: SHM-6340v-SHF
Condition: New
Price: $24.95

NEW!
Arctic Cat
Description: Sized for 2" ports (for use with 16ga or 11ga turbo header tubing, or 1.5" SCH10 stainless pipe)
Item #: SHM-6119-SHF
Condition: New
Price: $39.95
Qty:

NEW!
Arctic Cat
Description: Sized for 1 5/8" TUBING
Item #: SHM-6120-SHF
Condition: New
Price: $49.95
Qty:

NEW!
Ardun
Description: Available as single flanges or sets of 8
Item #: SHM-6270-SHF
Condition: New
Price: $24.95

Description: Big Block Chevy Single Port Stainless Header Flange
Item #: SHM-1490S-SHF
Condition: New
Price: $24.95

NEW!
Vanguard
Description: Briggs and Stratton Vanguard V-Twin Stainless Header Flange
Item #: SHM-6375-SHF
Condition: New
Price: $24.95

NEW!
Can-Am
Description: Sized for 1 1/2" TUBING
Item #: SHM-6121-SHF
Condition: New
Price: $49.95
Qty:

FR9, Roush, Yates, NASCAR
Description: Ford Roush/Yates FR9 Stainless Header Flange
Item #: SHM-3595-SHF
Condition: New
Price: $24.95

NEW!
Honda
Description: Honda Grom Stainless Header Flange
Item #: SHM-6371-SHF
Condition: New
Price: $19.95

NEW!
Description: Available in 2" Ports (Greta for 2" 11ga or 16ga tubing, or 1.5" SCH10 Pipe for turbo applications)
Item #: SHM-6276-SHF
Condition: New
Price: $39.95
Qty:

NEW!
Polaris
Description: Sized for 1 7/8" Tubing
Item #: SHM-6127-SHF
Condition: New
Price: $34.95
Qty:

NEW!
Polaris
Description: Sized for 1 5/8" Tubing
Item #: SHM-6127a-SHF
Condition: New
Price: $49.95
Qty:

NEW!
Sea-Doo
Description: Sized for 1 3/4" Tubing
Item #: SHM-6128-SHF
Condition: New
Price: $49.95
Qty:

NEW!
CFE
Description: 1 7/8" Round Port, 2 5/8" Inline Bolt Spacing
Item #: SHM-2502-SHF
Condition: New
Price: $79.95
Qty:

CFE
Description: Stainless Header Flanges to fit CFE 5.0" Bore Space Heads
Item #: SHM-1495S-SHF
Condition: New
Price: $199.95

NEW!
Yamaha
Description: Sized for 1 3/8" TUBING
Item #: SHM-6122-SHF
Condition: New
Price: $49.95
Qty:

NEW!
Yamaha
Description: Available individually or in sets of (4)
Item #: SHM-6118-SHF
Condition: New
Price: $19.95

LS
Description: Available in 1 5/8", 1 3/4", 1 7/8", 2", 2 1/8", or 2 1/4" Port Size
Item #: SHM-2525-SHF
Condition: New
Price: $69.95

NEW!
LS, CID
Description: LS Flanges for Raised Oval Port CID Cylinder Heads
Item #: SHM-2525-CID-SHF
Condition: New
Price: $79.95
Qty:

Duramax, LLY, LB7, LBZ
Description: Duramax 6.6L LB7/LLY/LBZ Stainless Steel Header Flange
Item #: SHM-2695-SHF
Condition: New
Price: $69.95
Qty:

Powerstroke, Stainless
Description: Ford 6.0L/6.4L Powerstroke Stainless Header Flange
Item #: SHM-6137-SHF
Condition: New
Price: $69.95
Qty:

6.7L Powerstroke, Stainless
Description: Ford 6.7L Powerstroke Stainless Steel Header Flange
Item #: SHM-6138-SHF
Condition: New
Price: $69.95
Qty:

NEW!
IDI
Description: Ford 6.9L/7.3L IDI Diesel Stainless Steel Header Flange
Item #: SHM-6141-SHF
Condition: New
Price: $79.95
Qty:

Powerstroke
Description: Ford 7.3L Powerstroke Stainless Header Flange
Item #: SHM-6135-SHF
Condition: New
Price: $69.95
Qty:

NEW!
M&M Competition
Description: 2 1/4" Round port, Sold as set of (8) single port flanges
Item #: SHM-2678-SHF
Condition: New
Limited Supply
Price: $239.95
Qty:

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
Qty:

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
Qty:

NEW!
M&M Competition
Description: 2 1/4" Round port
Item #: SHM-2678a-SHF
Condition: New
Price: $79.95
Qty:

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
Qty:

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: 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 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

Items 1-50 of 560

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More About Stainless Steel Header Flanges

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 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.