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Flowtech Exhaust

Flowtech Shorty Headers - Polished

Part # 11576FLT Be the first to write a review

Universal GM LS V8 1-5/8" x 2-1/2" 304SS Shorty Engine Swap Headers, Polished

Flowtech Shorty Headers - Polished

In Stock
Free Shipping - Lower 48 US States
$316.95
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4

Emissions

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

    See Emissions Details
Flowtech Exhaust products are the perfect combination of quality and value. We are proud to offer these Universal LS Swap Headers with 1-5/8" primaries and 2-1/2" collectors. These headers are made of 304 stainless steel and are available in both natural and polished finishes.

Features:

  • Universal rear exit shorty headers for GM LS1, LS2, LS3, LS6, LSX engines
  • 1-5/8” mandrel bent primary tubes and 2-1/2” collectors
  • 3/8” thick header flanges for a leak-free seal
  • Premium gaskets and collector hardware included
  • 2-1/2” reducers with oxygen sensor bungs included
  • Available in natural 304 stainless steel and polished 304 stainless steel

About Flowtech Exhaust

Flowtech provides high-quality performance exhaust systems at a great value. Explore our lineup of headers, mufflers, and exhaust systems at our official retailer, Holley.com!​

Air Injection TubesNo
ApplicationGM LS Engines
Bolt SizeM8 x 1.25 x 25 MM
Bolts IncludedYes
Brand Flowtech Exhaust
California Proposition 65Yes
CARB (California) CompliantNo
Catalytic Converter Quantity0
CategoryExhaust
Collector Attachment3-Bolt Flange
Collector Diameter2.50 IN
Collector Port Diameter2.50 IN
Collector Reducer IncludedYes
Collector Reducer Outlet Diameter2.50 IN
ColorSilver
DesignLS Swap
Drive2WD
4WD
EGT PortNo
Emission Code4
EngineGM Gen III/IV (LS)
FinishPolished
Flange Thickness0.375 IN
3/8 IN
Gasket Or Seal IncludedYes
Grade TypePerformance
Header SeriesFlowtech
Header StyleShorty
Material304 Stainless Steel
Mounting Hardware IncludedYes
Oxygen Sensor PortYes
Part TypeExhaust Header
Port ShapeRound
Primary Tubing Diameter1 5/8 IN
1.625 IN
Product TypeHeaders
QuantitySold as a Pair
Sheen LevelHigh Gloss
Sub CategoryExhaust Manifolds
Tube Wall Thickness16 GU
UPC090127040218
Part Number11576FLT
4

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

Header Bolts are Not Included and Sold Separately. Recommend using Mr. Gasket Header Bolts # 2235G.
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    *Free Shipping and Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.

    Flowtech Shorty Headers - Polished
    Flowtech Shorty Headers - Polished
    $316.95