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    • FlowTech Flowtech Block Hugger Header - Stainless Steel 11705-7FLT
    • FlowTech Flowtech Block Hugger Header - Stainless Steel 11705-7FLT
    • FlowTech Flowtech Block Hugger Header - Stainless Steel 11705-7FLT
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    Sale!

    FlowTech Flowtech Block Hugger Header - Stainless Steel 11705-7FLT

    Vendor: FlowTech
    Part Number: 11705-7FLT
    Save $128
    Sale Price $504.95 Regular Price $632.95

    Available to order. In-stock orders typically ship in 1 to 2 business days.

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    Flowtech Headers are the perfect combination of quality and value. These block hugger headers use an oval port design that is compatible with Chevy Fast Burn D-port heads. This header is constructed from polished 304 stainless steel.


    FlowTech Flowtech Block Hugger Header - Stainless Steel 11705-7FLT


    Specifications:

    Bolt size 3/8-16 x 3/4
    Brand Flowtech Exhaust
    California Proposition 65 Required Yes
    CARB (California) Compliant No
    Category Exhaust
    1895 3-Bolt Flange
    Collector Diameter 2.50
    2877 2.50
    17 Silver
    153 Block Hugger
    10091 No
    Emission Code 4
    Engine Chevrolet Small Block Gen I
    200 Polished
    710 0.3750
    Flange Thickness 3/8"
    353 Yes
    3390 Performance
    Header Finish Polished
    Header Style Block Hugger
    10 304 Stainless Steel
    30 No
    2878 No
    part type Exhaust Header
    1905 D-Port
    Primary Tube Dia. 1-5/8 inch
    Primary Tubing Diameter 1-5/8
    10092 1.625
    Product Type Headers
    1336 High Gloss
    Sub Category Exhaust Manifolds
    Tube Material 304 Stainless Steel
    Tube Wall Thickness 16
    Warning California Proposition 65
    Bolt size 3/8-16 x 3/4
    Brand Flowtech Exhaust
    California Proposition 65 Required Yes
    CARB (California) Compliant No
    Category Exhaust
    1895 3-Bolt Flange
    Collector Diameter 2.50
    2877 2.50
    17 Silver
    153 Block Hugger
    10091 No
    Emission Code 4
    Engine Chevrolet Small Block Gen I
    200 Polished
    710 0.3750
    Flange Thickness 3/8"
    353 Yes
    3390 Performance
    Header Finish Polished
    Header Style Block Hugger
    10 304 Stainless Steel
    30 No
    2878 No
    part type Exhaust Header
    1905 D-Port
    Primary Tube Dia. 1-5/8 inch
    Primary Tubing Diameter 1-5/8
    10092 1.625
    Product Type Headers
    1336 High Gloss
    Sub Category Exhaust Manifolds
    Tube Material 304 Stainless Steel
    Tube Wall Thickness 16
    Warning California Proposition 65
    Description_ABR HDR BLKHUG
    Description_SHO HDR BLOCK HUGGER 304
    Description_INV SMALLBLOCK CHEVY BLOCK HUGGER 304 SS
    Description_DES Flowtech Block Hugger Header - Stainless Steel
    Description_EXT Block Hugger Header: Small Block Chevy with D-Port Heads, Tube Size 1-5/8", Collector Size 2.5", 304 Stainless Steel
    Description_MKT Flowtech Headers are the perfect combination of quality and value. These block hugger headers use an oval port design that is compatible with Chevy Fast Burn D-port heads. This header is constructed from polished 304 stainless steel.
    Description_FAB Block hugger design fits the most popular hot rod applications with small block Chevy motors using the fast burn D-port heads
    Description_FAB Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity
    Description_FAB Heavy duty 16-gauge tubing for increased strength and durability
    Description_FAB Smooth transition, 1-5/8” diameter primary tubes are used for increased exhaust flow increasing performance and improving throttle response
    Description_FAB Machined 2-1/2” collector for maximum strength
    Description_FAB TIG-welded, machined 3/8” header flange for a leak-free seal and maximum strength
    Description_FAB Premium aluminum header gaskets included
    Description_FAB This header is constructed from polished stainless steel
    Description_ABR HDR BLKHUG
    Description_SHO HDR BLOCK HUGGER 304
    Description_INV SMALLBLOCK CHEVY BLOCK HUGGER 304 SS
    Description_DES Flowtech Block Hugger Header - Stainless Steel
    Description_EXT Block Hugger Header: Small Block Chevy with D-Port Heads, Tube Size 1-5/8", Collector Size 2.5", 304 Stainless Steel
    Description_MKT Flowtech Headers are the perfect combination of quality and value. These block hugger headers use an oval port design that is compatible with Chevy Fast Burn D-port heads. This header is constructed from polished 304 stainless steel.
    Description_FAB Block hugger design fits the most popular hot rod applications with small block Chevy motors using the fast burn D-port heads
    Description_FAB Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity
    Description_FAB Heavy duty 16-gauge tubing for increased strength and durability
    Description_FAB Smooth transition, 1-5/8” diameter primary tubes are used for increased exhaust flow increasing performance and improving throttle response
    Description_FAB Machined 2-1/2” collector for maximum strength
    Description_FAB TIG-welded, machined 3/8” header flange for a leak-free seal and maximum strength
    Description_FAB Premium aluminum header gaskets included
    Description_FAB This header is constructed from polished stainless steel


    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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