Product Summary

Long Tube Header Tube Type, Round Exhaust Port Shape

    Rebates Available

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    Key Specs

    MFG. Part #31110FLT
    Header Tube TypeLong Tube
    Exhaust Port ShapeRound
    Flange StyleStandard
    Primary Tube Diameter1-1/2"
    See more specs

    Need To Know

    Quick and Easy Returns

    Return Policy

    Flowtech Exhaust 31110FLT Details

    Flowtech headers are the perfect combination of performance and value. Flowtech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 5/16" flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat and corrosion resistant metallic ceramic thermal coating that increases exhaust velocity and reduces underhood temps for increased performance.

    • Fuel Economy From The Engine
    • Leak Test For Max Performance
    • Ceramic Headers
    • Rust And Corrosion Resistance
    • Mandrel-Formed Power Plenum
    • Leakproof O-Ringed Port Seals
    • Include All Mounting Hardware

    Application

    1964 Chevy Chevy II
    1965 Chevy Chevy II
    1966 Chevy Chevy II
    1967 Chevy Chevy II

    Charts

    Rebates

    Holley October Promo 10% Off Select Parts Sale

    Holley October Promo 10% Off Select Parts SaleHolleyOctoberPromo10%OffSelectPartsSale

    Holley's October Promo 10% Off Select Parts Sale, running from September 28, 2026, through November 1, 2026. For a limited time, customers can save up to 10% off on select Holley parts, making it the perfect opportunity to upgrade your ride with premium Holley branded parts including Holley, Brawler, Quick Fuel, Leg Wheels, Rev Wheels, Rocket Racing, Flowtech, Edge, Racequip, Apr and Dinan. Purchases must be made between September 28, 2026, through November 1, 2026. This limited-time offer applies to qualifying Holley branded parts purchased during the promotional period. Following the promotion, these parts will revert back to standard pricing.

    CARB Warning

    For race/ off road use only

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

    Flowtech Exhaust 31110FLT Specifications

    KEY SPECS
    MFG. Part #31110FLT
    BrandFlowtech Exhaust
    Header Tube TypeLong Tube
    Exhaust Port ShapeRound
    Flange StyleStandard
    Primary Tube Diameter1-1/2"
    Material TypeSteel
    ColorSilver
    Weld-UpNo
    Collector Diameter3 Inch
    FinishCeramic Coated
    Hardware IncludedYes
    Gasket(s) IncludedYes
    Collector Reducers IncludedYes
    Collector Reducer Exit Diameter2.5"
    Collector Attachment Type3-bolt flange
    GENERAL
    Sold in QuantityPair
    GTIN Code787480311108
    Emission Code3

    Ratings & Reviews

    5

    2 Reviews

    Overall Assessment

    Customers praised the product for its outstanding fit and high quality. Users have confirmed its superior practicality, remarking on multiple successful reinstalls. The product's material quality is clearly echoed in recurrent purchases, indicating robust customer satisfaction. Comparison with competitors is implied in favorable repeated usage, underscoring our product's market upper hand.

    5

    2 reviews

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    The headers fit far better than expected with plenty of ro

    5.0

    5 years ago

    shotgun 5000

    lagrange ky

    Verified

    everything on thus produ t was great

    Would Recommend

    Grate product, I have purchase this product before.

    5.0

    9 years ago

    zz427 Impala

    Panora Iowa

    Verified

    This will make the 4th set of this brand of exhaust headers that I have purchased.

    Would Recommend

    Showing 2 of 2 reviews

    Questions & Answers

    1 Question • 1 Answer

    will they work with angle plug heads

    by James

    • 10 years ago

    1 answer

    1 of 1 questions shown

    Fitment

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    Customer Impersonation Script