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FlowtechPart 12100FLT✓ Fits 90 vehiclesMade in CN
Product Details
⚙️
Vehicle Fitment & Compatibility
90 applicationsCompatible Engines
4.7L V8 289ci5.0L V8 302ci5.8L V8 351ci
Application Notes
with Black Paint Finish1-1/2 inch Tube Diameter, Standard Header, Primary Tube Coll. Size 1.5x3 in, Can Be Modified To Fit A.I.R. Fittings In Head, Will Not Fit C5 Trans, Not Legal For Street Use.
View all 90 vehicle applications
Years
Make / Model
Submodel
Engine
1966–1967
Ford Fairlane
4.7L V8 289ci
1966–1967
Ford Fairlane
4.7L V8 289ci
1966–1967
Ford Fairlane
4.7L V8 289ci
1968–1970
Ford Fairlane
5.0L V8 302ci
1968–1969
Ford Fairlane
5.0L V8 302ci
1969–1970
Ford Fairlane
5.8L V8 351ci
1969
Ford Fairlane
5.8L V8 351ci
1966–1968
Ford Falcon
4.7L V8 289ci
1966–1968
Ford Falcon
4.7L V8 289ci
1968–1970
Ford Falcon
5.0L V8 302ci
1968–1970
Ford Falcon
5.0L V8 302ci
1969–1970
Ford Falcon
5.8L V8 351ci
1969–1970
Ford Falcon
5.8L V8 351ci
1972–1973
Ford Gran Torino
5.0L V8 302ci
1972–1973
Ford Gran Torino
5.8L V8 351ci
1972–1973
Ford Gran Torino
5.0L V8 302ci
1972–1973
Ford Gran Torino
5.8L V8 351ci
1972–1973
Ford Gran Torino
5.0L V8 302ci
1972–1973
Ford Gran Torino
5.8L V8 351ci
1973
Ford Gran Torino
5.0L V8 302ci
1973
Ford Gran Torino
5.8L V8 351ci
1971–1973
Ford Maverick
5.0L V8 302ci
1966–1968
Ford Mustang
4.7L V8 289ci
1966–1967
Ford Mustang
4.7L V8 289ci
1966
Ford Mustang
4.7L V8 289ci
1968–1973
Ford Mustang
5.0L V8 302ci
1968
Ford Mustang
5.0L V8 302ci
1969–1973
Ford Mustang
5.8L V8 351ci
1969–1971
Ford Mustang
5.0L V8 302ci
1969–1970
Ford Mustang
5.8L V8 351ci
1970–1973
Ford Mustang
5.0L V8 302ci
1970–1973
Ford Mustang
5.8L V8 351ci
1970–1973
Ford Mustang
5.0L V8 302ci
1970–1973
Ford Mustang
5.8L V8 351ci
1971–1972
Ford Mustang
5.8L V8 351ci
1966–1967
Ford Ranchero
4.7L V8 289ci
1966
Ford Ranchero
4.7L V8 289ci
1967
Ford Ranchero
4.7L V8 289ci
1967
Ford Ranchero
4.7L V8 289ci
1968–1973
Ford Ranchero
5.0L V8 302ci
1968–1973
Ford Ranchero
5.0L V8 302ci
1968–1971
Ford Ranchero
5.0L V8 302ci
1969–1973
Ford Ranchero
5.8L V8 351ci
1969–1973
Ford Ranchero
5.8L V8 351ci
1969–1971
Ford Ranchero
5.8L V8 351ci
1970–1973
Ford Ranchero
5.0L V8 302ci
1970–1973
Ford Ranchero
5.8L V8 351ci
1968–1973
Ford Torino
5.0L V8 302ci
1968–1971
Ford Torino
5.0L V8 302ci
1969–1973
Ford Torino
5.8L V8 351ci
1969–1971
Ford Torino
5.8L V8 351ci
1969–1971
Ford Torino
5.0L V8 302ci
1969–1971
Ford Torino
5.8L V8 351ci
1970–1971
Ford Torino
5.0L V8 302ci
1970–1971
Ford Torino
5.8L V8 351ci
1971
Ford Torino
5.0L V8 302ci
1971
Ford Torino
5.8L V8 351ci
1971
Ford Torino
5.8L V8 351ci
1966–1968
Mercury Comet
4.7L V8 289ci
1968–1969
Mercury Comet
5.0L V8 302ci
1969
Mercury Comet
5.8L V8 351ci
1971–1973
Mercury Comet
5.0L V8 302ci
1967–1968
Mercury Cougar
4.7L V8 289ci
1967–1968
Mercury Cougar
4.7L V8 289ci
1968–1969
Mercury Cougar
5.0L V8 302ci
1968–1969
Mercury Cougar
5.0L V8 302ci
1969–1973
Mercury Cougar
5.8L V8 351ci
1969–1973
Mercury Cougar
5.8L V8 351ci
1969–1970
Mercury Cougar
5.0L V8 302ci
1966–1968
Mercury Cyclone
4.7L V8 289ci
1968–1971
Mercury Cyclone
5.0L V8 302ci
1969–1971
Mercury Cyclone
5.8L V8 351ci
1969–1971
Mercury Cyclone
5.0L V8 302ci
1969–1971
Mercury Cyclone
5.8L V8 351ci
1969
Mercury Cyclone
5.0L V8 302ci
1969
Mercury Cyclone
5.8L V8 351ci
1970–1971
Mercury Cyclone
5.0L V8 302ci
1970–1971
Mercury Cyclone
5.8L V8 351ci
1968–1973
Mercury Montego
5.0L V8 302ci
1968–1973
Mercury Montego
5.0L V8 302ci
1968
Mercury Montego
4.7L V8 289ci
1968
Mercury Montego
4.7L V8 289ci
1969–1973
Mercury Montego
5.8L V8 351ci
1969–1973
Mercury Montego
5.8L V8 351ci
1970–1973
Mercury Montego
5.0L V8 302ci
1970–1973
Mercury Montego
5.8L V8 351ci
1970–1973
Mercury Montego
5.0L V8 302ci
1970–1973
Mercury Montego
5.8L V8 351ci
1972–1973
Mercury Montego
5.0L V8 302ci
1972–1973
Mercury Montego
5.8L V8 351ci
No applications match your search.
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Key Features
Breaking in an engine with ceramic coated headers WILL result in damage to the coating and will VOID all warranties. Ceramic coated headers require several heat cycles to fully cure before they will withstand extreme heat. Flowtech recommends using cast i
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 resistant black paint for a stealthy appearance.
1969-1973 Mustang/Cougar: 351W, 1971-1973 Mustang/Cougar, 1966-1973 Fairlane, 1968-1973 Torino/Cyclone/Montego, 1966-1973 Ranchero, 1966-1967 Falcon, 1966-1969 Comet, 1971-1973 Comet: 260-302W, Tube Size 1.5", Collector Size 3"
- Increased Exhaust Scavenging for Improved Performance
- Leak Test For Max Performance
- Mandrel-Formed Power Plenum
- Leakproof O-Ringed Port Seals
- Include All Mounting Hardware
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About this product
1969-1973 Mustang/Cougar: 351W, 1971-1973 Mustang/Cougar, 1966-1973 Fairlane, 1968-1973 Torino/Cyclone/Montego, 1966-1973 Ranchero, 1966-1967 Falcon, 1966-1969 Comet, 1971-1973 Comet: 260-302W, Tube Size 1.5", Collector Size 3"
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Product Specifications
Air Injection Tubes
No
Automotive Item Grade
Performance
Bolt Size
3/8-16 x 3/4
Bolts Included
Yes
Brand
Flowtech Exhaust
California Proposition 65 Chemical Name
1
California Proposition 65 Required
Yes
California Proposition 65
Yes
CARB (California) Compliant
No
Catalytic Converter Quantity
0
Category
Exhaust
Collector Attachment
3-Bolt Flange
Collector Diameter
3.00
Collector Port Diameter
3.00
Collector Reducer Included
Yes
Collector Reducer Outlet Diameter
2.50
Color
Black
Design
Long Tube
Drive
2WD
EGT Port
No
Emission Code
4
Finish
Painted
Flange Thickness
0.3125
Flange Thickness
5/16
Gasket Or Seal Included
Yes
Header Series
Full Length
Header Style
Long Tube
Material
Mild Steel
Mounting Hardware Included
Yes
Oxygen Sensor Port
No
Part Type
Exhaust Header
Port Shape
Oval
Primary Tubing Diameter
1 1/2
Primary Tubing Diameter
1.50
Product Type
Headers
Prop 65 Yes/No
Yes
Quantity
Sold as a Pair
Sheen Level
Satin
Sub Category
Exhaust Manifolds
Tube Wall Thickness
18
Warning
California Proposition 65
🛡️
Warranty & Compliance
Warranty
Manufacturer's Limited 90 Day Warranty
Country of Origin
CN
⚠ Prop 65 Warning
Yes
1
Emissions Code
4
HS Code
8708925000
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Dimensions & Shipping
Product Dimensions
40.5 × 15.0 × 14.1 in
Shipping Dimensions
40.5 × 15.0 × 14.1 in
Weight
13358 g (13.36 kg)