Stainless Works
Stainless Works Chevrolet LS1/LS6 Round Port Header 304SS Exhaust Flanges 1-3/4in Primaries
Stainless Works Chevrolet LS1/LS6 Round Port Header 304SS Exhaust Flanges 1-3/4in Primaries
Regular price
$185.25 USD
Regular price
$195.00 USD
Sale price
$185.25 USD
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- Tracking emailed when it ships
- Free fitment check before you order
Listed for: Chevrolet LS1/LS6 RoundFitment notes & questions
Chevrolet LS1/LS6 Round Port Header 304SS Exhaust Flanges 1-3/4in Primaries by Stainless Works for Chevrolet. Tube headers can free up flow for more power, while cast manifolds are the factory-style replacement.
Quick facts
- Brand: Stainless Works
- Part type: Exhaust manifold
- Listed for: Chevrolet
Good to know
- Warranty terms: LS1/LS6 Chevrolet round port header exhaust flanges. These flanges come as a pair and are designed for 1-3/4" 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.
Tip: Use new gaskets and studs, and check emissions rules where you live before changing headers.

Stainless Works exhaust manifold for the Chevrolet LS1/LS6 Round: what to know
Cracked manifolds and broken studs cause ticking exhaust leaks, often worst when the engine is cold.
Fitment notes
- Listed for: Chevrolet LS1/LS6 Round.
- Specs, lead time and warranty come from Stainless Works and can change. The details above this guide are the latest we have.
Not sure it fits? Send us your year, make, model, engine and trim and we'll check before you order.
Ask about fitmentWhat else to plan for
- Exhaust manifold gaskets. Always new.
- Studs and nuts. Old studs often break on removal.
More for your car: Exhaust · Chevrolet Parts · All Exhaust Manifolds · Exhaust
Questions about Chevrolet LS1/LS6 Round exhaust manifold
Will this fit my Chevrolet LS1/LS6 Round?
It is listed for the Chevrolet LS1/LS6 Round. Check your year, model, engine and trim against the title and details above. If anything is different, contact us and we will confirm fitment before you order.
Why is my exhaust ticking?
A cracked manifold or leaking gasket is a common cause.
Where do specs and warranty details come from?
From Stainless Works. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
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