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Flowtech

Flowtech UK – Affordable Headers & Exhaust Systems Flowtech offers a wide range of performance exhaust components designed for enthusiasts who want power and sound at a competitive price point. With a focus on easy fitment and budget-friendly performance, Flowtech...

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Flowtech
  • ✓ In Stock
    Photo - Primary
    Flowtech 11539FLT

    Flowtech LS Turbo Headers-Polished

    LS Turbo Headers (Up and forward) 1-3/4" 304SS...

    Part TypeExhaust Header
    £436.99£233.99 inc VAT
    £194.99 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11535FLT

    Flowtech LS Turbo Headers-Natural Finish

    LS Turbo Headers (Up and forward) 1-3/4" 409SS...

    Part TypeExhaust Header
    £319.99£262.99 inc VAT
    £219.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11537FLT

    Flowtech LS Turbo Headers-Natural Finish

    LS Turbo Headers (Up and forward) 1-7/8" 409SS...

    Part TypeExhaust Header
    £319.99£262.99 inc VAT
    £219.16 ex VAT
  • ✓ In Stock
    Photo - out of package
    Flowtech 11543FLT
    Part TypeExhaust System Kit
    £670.00£328.99 inc VAT
    £274.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11510FLT

    Flowtech Long Tube Header - Black Paint

    Breaking in an engine with ceramic coated headers...

    Part TypeExhaust Header
    £307.99£253.00 inc VAT
    £210.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11530FLT

    Flowtech Long Tube Header - Black Paint

    Breaking in an engine with ceramic coated headers...

    Part TypeExhaust Header
    £278.99£229.99 inc VAT
    £191.66 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11502FLT

    Flowtech Shorty Headers - Black Painted

    Breaking in an engine with ceramic coated headers...

    Part TypeExhaust Header
    £358.99£295.00 inc VAT
    £245.83 ex VAT
  • ✓ In Stock
    Photo - out of package
    Flowtech 11506FLT

    Flowtech Long Tube Header - Black Paint

    Breaking in an engine with ceramic coated headers...

    Part TypeExhaust Header
    £272.99£224.99 inc VAT
    £187.49 ex VAT
  • Sold out
    Out of Stock
    Photo - Primary
    Flowtech 11500SFLT

    Flowtech Long Tube Header W/Air Fittings - Painted

    Requires Flowtech air conditioning bracket 10042FLT. May require...

    Part TypeExhaust Header
    £460.99£145.99 inc VAT
    £121.66 ex VAT
  • ✓ In Stock
    Photo - out of package
    Flowtech 11504YFLT

    Flowtech Y-Pipe

    Use With Flowtech Header P/N 11504FLT 1994-1995 models...

    Part TypeExhaust Y Pipe
    £307.99£253.00 inc VAT
    £210.83 ex VAT
  • ✓ In Stock
    Photo - out of package
    Flowtech 10010FLT

    Flowtech Block Hugger Tube

    Headers sold separately. Primary Tube Collector Size is...

    Part TypeExhaust Header Pipe
    £91.00£85.00 inc VAT
    £70.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11500FLT

    Flowtech Long Tube Header - Black Paint

    Requires Flowtech air conditioning bracket 10042FLT. May require...

    Part TypeExhaust Header
    £256.99£217.00 inc VAT
    £180.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11170FLT

    Flowtech Long Tube Header - Black Paint

    Breaking in an engine with ceramic coated headers...

    Part TypeExhaust Header
    £335.99£277.00 inc VAT
    £230.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11150FLT

    Flowtech Long Tube Header - Black Paint

    Recommended replacement gasket - Mr. Gasket part# 453...

    Part TypeExhaust Header
    £340.00£280.00 inc VAT
    £233.33 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11146FLT

    Flowtech Shorty Headers - Natural Finish

    2007-2016 Toyota Tundra 5.7L V8 and 2008-2014 Toyota...

    Part TypeExhaust Header
    £586.00£482.99 inc VAT
    £402.49 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11143FLT

    Flowtech Shorty Headers - Black Painted

    For extra plug wire clearance on cylinder 6,...

    Part TypeExhaust Header
    £544.99£448.99 inc VAT
    £374.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11142FLT

    Flowtech Shorty Headers - Black Painted

    2003-2013 Chevy/GMC Silverado/Tahoe/Yukon 1 3/4" Shorty Header 2WD/4WD...

    Part TypeExhaust Header
    £572.99£307.00 inc VAT
    £255.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11132FLT

    Flowtech Long Tube Header - Black Paint

    Will not fit with A.I.R. Injection Pump. Breaking...

    Part TypeExhaust Header
    £400.00£188.99 inc VAT
    £157.49 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11130FLT

    Flowtech Long Tube Header - Black Paint

    Will not work with Powerglide transmissions on Chevelles....

    Part TypeExhaust Header
    £307.99£253.00 inc VAT
    £210.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11112FLT

    Flowtech Long Tube Header - Black Paint

    Breaking in an engine with ceramic coated headers...

    Part TypeExhaust Header
    £307.99£253.00 inc VAT
    £210.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11110FLT

    Flowtech Long Tube Header - Black Paint

    Breaking in an engine with ceramic coated headers...

    Part TypeExhaust Header
    £307.99£253.00 inc VAT
    £210.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11108FLT

    Flowtech Mid-Length Header - Painted

    - Installation requires Flowtech air conditioning bracket, Part...

    Part TypeExhaust Header
    £256.99£211.99 inc VAT
    £176.66 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11106FLT

    Flowtech Long Tube Header - Black Paint - 1963-1974 Corvette - Small

    Breaking in an engine with ceramic coated headers...

    Part TypeExhaust Header
    £266.99£220.00 inc VAT
    £183.33 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11102YFLT

    Flowtech Y-Pipe

    Y-Pipe to be used with Flowtech header p/n...

    Part TypeExhaust Y Pipe
    £272.99£224.99 inc VAT
    £187.49 ex VAT
  • ✓ In Stock
    Photo - Primary
    Flowtech 11100FLT

    Flowtech Long Tube Header - Black Painted -1-5/8 In. X 3.0 In.

    Will NOT fit 67-69 Camaro air conditioning-will NOT...

    Part TypeExhaust Header
    £260.99£220.99 inc VAT
    £184.16 ex VAT

Flowtech UK – Affordable Headers & Exhaust Systems

Flowtech offers a wide range of performance exhaust components designed for enthusiasts who want power and sound at a competitive price point. With a focus on easy fitment and budget-friendly performance, Flowtech headers and exhaust kits are a favourite for hot rodders and muscle car builders worldwide.

Why Flowtech?

  • Value-Driven Performance: Affordable systems that still deliver real horsepower and torque.
  • Simple Installation: Direct-fit designs make it easy to upgrade your system in a weekend.
  • Wide Coverage: Products available for classic muscle cars, modern trucks, and custom builds.

Flowtech Product Range

  • Headers: Long-tube and shorty designs to free up horsepower.
  • Cat-Back Kits: Bolt-on systems to improve tone and flow.
  • Exhaust Accessories: Gaskets, clamps, and hardware for installation.

Flowtech in the UK

Billy’s Speed Shop supplies Flowtech exhausts in the UK, making it easy to upgrade without costly overseas imports. Whether you’re restoring a classic or adding power to a modern V8, Flowtech offers straightforward, affordable solutions.

Popular Flowtech UK Products

  • Flowtech Long-Tube Headers
  • Shorty Headers
  • Cat-Back Systems
  • Flowtech Exhaust Hardware

Get bolt-on performance and sound at an unbeatable price – shop Flowtech UK today at Billy’s Speed Shop.