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.
Specifications:
- Header style: Long Tube
- Primary tube diameter: 1.5 in
- Collector diameter: 3 in
- Flange: 3-bolt
- Material: Mild Steel
- Finish: Black Paint
- Engine: Ford
- Mounting hardware and gaskets included
- CARB (California) emissions compliant: No
- Part number: 12102FLT
Vehicle Applications:
- 1964 Ford Mustang Base
- 1965 Ford Mustang Base
- 1966 Ford Mustang Base
- 1967 Ford Mustang Base
- 1968 Ford Mustang Base
- 1969 Ford Mustang Base
- 1970 Ford Mustang Base
- 1969 Ford Mustang Boss 302
- 1970 Ford Mustang Boss 302
- 1970 Ford Mustang Grande
- 1970 Ford Mustang Mach 1
- 1965 Ford Mustang Shelby GT-350
- 1966 Ford Mustang Shelby GT-350
- 1967 Ford Mustang Shelby GT-350
- 1968 Ford Mustang Shelby GT-350
- 1966 Ford Mustang Shelby GT-350H
- 1967 Mercury Cougar Base
- 1968 Mercury Cougar Base
- 1970 Mercury Cougar Boss 302
- 1967 Mercury Cougar XR-7
- 1968 Mercury Cougar XR-7
FAQ
What vehicles does the Flowtech 12102FLT header fit?
It fits 1964 Ford Mustang Base; 1965 Ford Mustang Base; 1966 Ford Mustang Base; 1967 Ford Mustang Base; 1968 Ford Mustang Base; 1969 Ford Mustang Base; and 15 more configurations. See the Vehicle Applications list for the full fitment.
Are mounting hardware and gaskets included?
Yes. Flowtech supplies the mounting hardware and header gaskets for installation.
Is this header legal in California?
Flowtech lists this part as not CARB (California) emissions compliant. Confirm your local emissions requirements before purchase.
What finish is this header?
Black Paint.

