Doug's Headers are a fixture in the motorsports aftermarket, pioneering quality muscle car performance headers for decades. Unlike the competition, Doug's Headers prides ourselves on superior design detail resulting in a hassle-free installation for any application.
| Download Name | File Size |
| D6652.pdf | 336.53KB |
| D6652-B.pdf | 336.53KB |
| Make | Model | Years | Fitment Notes |
| Ford | Fairlane | 1966 - 1967 | 1 3/4" 4-Tube Full Length Header Ford Mustang 65-73 Fairlane 66-67 Maverick 69-77 Falcon 66-67 Cougar 67-73 Coyote 5.0 Swap Metallic Ceramic Coating. Full-length |
| Ford | Falcon | 1966 - 1967 | 1 3/4" 4-Tube Full Length Header Ford Mustang 65-73 Fairlane 66-67 Maverick 69-77 Falcon 66-67 Cougar 67-73 Coyote 5.0 Swap Metallic Ceramic Coating. Full-length |
| Ford | Maverick | 1970 - 1977 | 1 3/4" 4-Tube Full Length Header Ford Mustang 65-73 Fairlane 66-67 Maverick 69-77 Falcon 66-67 Cougar 67-73 Coyote 5.0 Swap Metallic Ceramic Coating. Full-length |
| Ford | Mustang | 1965 - 1973 | 1 3/4" 4-Tube Full Length Header Ford Mustang 65-73 Fairlane 66-67 Maverick 69-77 Falcon 66-67 Cougar 67-73 Coyote 5.0 Swap Metallic Ceramic Coating. Full-length |
| Mercury | Cougar | 1967 - 1973 | 1 3/4" 4-Tube Full Length Header Ford Mustang 65-73 Fairlane 66-67 Maverick 69-77 Falcon 66-67 Cougar 67-73 Coyote 5.0 Swap Metallic Ceramic Coating. Full-length |
| Collector Attachment | V-Band |
| Collector Diameter | 3.0 IN |
| Collector Port Diameter | 3.0 IN |
| Cylinder Head Port Shape | Round |
| Design | Full-length |
| Flange Thickness | 0.375 IN |
| Gasket Or Seal Included | Yes |
| Gaskets Included | Yes |
| Grade Type | Performance |
| Header Style | Full-length |
| Mounting Hardware Included | Yes |
| Oxygen Sensor Port | Yes |
| Part Type | Exhaust Header |
| Port Shape | Round |
| Primary Tube Outside Diameter | 1.75 IN |
| Proposition 65 | www.P65Warnings.ca.gov |
| Tube Wall Thickness | 16 GU |
| Warranty Time | 24 Months |
