800.345.4545
Unrivaled Customer Service
And Expert Tech Advice!  
FREE SHIPPING!
Same Day Shipping Before 11 PM ET
0
My Cart
0
$0.00
Shop By Vehicle
Shop By
Category
Close Menu
Shop By Vehicle
Top Categories
All Categories

Top Categories

All Categories


Free Catalog
E-Mail Signup
My Account
Track Order
Gift Certificates
Rebates
Help

Flowtech Long Tube Headers

Flowtech 12104

387-12104

jegs shipping
FREE Shipping
Ships
Easy Returns
Easy Returns
Lowest Price Guarantee
Lowest Price Guarantee
Flowtech Long Tube Headers $167.95
Long Tube Headers
  • Ford 302W
  • 1979-1986 Capri
  • 1979-1993 Mustang
  • 1.625'' Tube
  • 3'' Collector
  • Painted Black

  • Flowtech 12104 Details

    Ford/Mercury Cars

  • To attach to cat-back exhaust, use H-Pipe 387-53608
  • Must modify stock exhaust to retain catalytic converters
  • Header is equipped with an oxygen sensor fitting
  • Will fit Dart/Windsor cylinder heads

  • Specifications:

    Application
    Automotive
    Tube Direction
    Down Swept
    Gaskets Included
    Yes
    Header Finish
    Painted
    Header Material
    Steel
    Header Style
    Full-length
    Motor Mounts Included
    No
    Tuned
    Yes
    Bolts/Studs Included
    Yes
    Catalytic Converter(s) Included
    No
    Cross Over Pipe Included
    No
    Reducers Included
    Yes
    Transmission Mount Included
    No
    Weld-Up
    No
    Primary Tube Diameter (in.)
    1 5/8
    Quantity
    Sold as a pair
    Primary Tube Gauge
    18-gauge
    Flange Style
    Standard
    Collector Attachment
    3-bolt flange
    Collector Diameter (in.)
    3
    Manufacturer's Part Number:
    12104FLT
    Shipping Weight:
    31.6
    Package Height:
    18.5
    Package Depth:
    36.37
    Package Width:
    9.75

    FlowTech Headers are the perfect combination of quality, performance and value. All Flowtech Headers are sold in pairs and are available in mild steel, 304 or 409 stainless steel with either a natural, painted, ceramic coated or polished finish.

    Does Flowtech 12104 fit your vehicle?

    Narrow Results

    1984 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: LX
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1986 MERCURY CAPRI

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • EngineType: ALL
    • SubModel: 5.0

    1979 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: GHIA
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1993 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • EngineType: ALL
    • SubModel: SVT COBRA

    1979 MERCURY CAPRI

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1982 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: GL
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1993 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • EngineType: ALL
    • SubModel: SVT COBRA R

    1984-1985 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: GT
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1986-1993 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • EngineType: ALL
    • SubModel: GT

    1979 MERCURY CAPRI

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: GHIA
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1982 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: GLX
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1985 MERCURY CAPRI

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • EngineType: ALL
    • SubModel: RS

    1984 MERCURY CAPRI

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: RS
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1984 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: GT-350 20TH ANNIVERSARY
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1985-1993 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: LX
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1984 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: L
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1983 MERCURY CAPRI

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • EngineType: ALL
    • SubModel: RS

    1979 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1982-1983 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • EngineType: ALL
    • SubModel: GT

    1982 MERCURY CAPRI

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: RS
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1982 FORD MUSTANG

    • Fitment_Note: Will Fit w/Dart/Windsor Cylinder Heads
    • Liter: 5.0
    • SubModel: L
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )
    12104 is rated 1.0 out of 5 by 1.
    Rated 1 out of 5 by from Headers Don't fit hits steering rod hits frame on right side sending them back very displeased
    Date published: 2016-02-01
    • y_2018, m_8, d_18, h_18
    • bvseo_bulk, prod_bvrr, vn_bulk_2.0.8
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_1
    • loc_en_US, sid_10001_10001_35324, prod, sort_[SortEntry(order=RATING, direction=DESCENDING), SortEntry(order=SUBMISSION_TIME, direction=DESCENDING)]
    • clientName_jegs

    Will these work in my 90 coupe with an aod?

    Asked by: Brinton77
    There should be not issues using this in your application.
    Answered by: Jon Jegs Tech
    Date published: 2018-04-06

    Will these headers fit a 90 mustang vert with a t-5 ?(Thanks in advance)

    Asked by: MrFoxbody
    Yes, these will fit your Mustang.
    Answered by: Rusty B
    Date published: 2018-03-08

    Will these fit my 79 mustang with c4 transmission and stock k-member?

    Asked by: mcoleman
    Yes, thes headers will work for your application.
    Answered by: Rusty B
    Date published: 2018-02-27
    • y_2018, m_8, d_18, h_18CST
    • bvseo_bulk, prod_bvqa, vn_bulk_2.0.8
    • cp_1, bvpage1
    • co_hasquestionsanswers, tq_3
    • loc_en_US, sid_10001_10001_35324, prod, sort_[SortEntry(order=LAST_APPROVED_ANSWER_SUBMISSION_TIME, direction=DESCENDING)]
    • clientName_jegs
    Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations