Skip to content

Stainless Works Small Block Chevy Round Port Header 304SS Exhaust Flanges 1-5/8in Primaries

Marsoni M251S
Sale price$187.11
Pay 4 payments of $46.78 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Stainless Works Small Block Chevy Round Port Header 304SS Exhaust Flanges 1-5/8in PrimariesSmall Block Chevy round port header exhaust flanges. These flanges come as a pair and are designed for 1 5 8" primaries, laser cut from heavy duty 3 8" thick 304 stainless steel for superior resistance to warping from high heat, and comes with a limited lifetime warranty.
Easy Shipping

Quick Dispatch:

Your Stainless Works Small Block Chevy Round Port Header 304SS Exhaust Flanges 1-5/8in Primaries orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your Stainless Works Small Block Chevy Round Port Header 304SS Exhaust Flanges 1-5/8in Primaries ships.

Need Help?
Questions about Stainless Works Small Block Chevy Round Port Header 304SS Exhaust Flanges 1-5/8in Primaries, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Stainless Works Small Block Chevy Round Port Header 304SS Exhaust Flanges 1-5/8in Primaries in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 2350 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
C
Verified Purchase
C.T.
Natrona Heights, US
★★★★★ 5
Good price air filter
Decent Air filter good price
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026
M
Verified Purchase
Michelle my Belle
Natrona Heights, US
★★★★★ 5
Good quality and easy installation.
Fit perfectly. Seemed good quality. Easy installation.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 13, 2026
S
Verified Purchase
steve l
Pawtucket, US
★★★★★ 5
Good quality replacement
Perfect fit and filter looks as good as the OEM
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 16, 2025
H
Verified Purchase
HD
Draper, US
★★★★★ 5
Great value
Installation is quick and easy, as it fits perfectly in the existing air filter housing without any modifications needed. The rigid panel design ensures a tight seal, preventing any unfiltered air from entering the engine. In terms of performance, this air filter does a commendable job of filtering out dirt, debris, and other particles, aiding in better engine performance and fuel efficiency. It improves the overall air intake, allowing the engine to breathe easier and perform optimally.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 22, 2023
M
Verified Purchase
Md zahirul Islam
Fort Morgan, US
★★★★★ 4
Easy to install, quick delivery, good quality
Good quality.... Quick delivery.. As easy to install, this is a great way to save money by changing yourself. Essential to have healthy engine life, as engine breath through it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 9, 2020

recommand products