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#447D670S4
Doug's Headers D670S4 Full Length Header, 1-3/4 In, 67-70 Mustang, CC
$764.96
set
Factory Shipped
$849.95
Save $84.99
This part will be shipped by the manufacturer. We estimate this item will ship on or before November 28th.
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Product Summary
351C, Long Tube Header Tube Type, Standard Flange Style
Rebates Available
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Key Specs
| Header Tube Type | Long Tube |
| Flange Style | Standard |
| Primary Tube Diameter | 1-3/4" |
| Material Type | Steel |
| Color | Silver |
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Return PolicyDougs Headers D670S4 Details
Dougs Headers D670S4 Details
Doug's PASSENGER CAR HEADERS Long Tube Metallic Ceramic CoatedHeader development and design is complex and requires a substantial amount of time and resources to do the job right! Many manufacturers are unwilling to make the commitment and instead offer compromised headers at lower prices. Doug's will not compromise performance, quality or fit to compete with inferior designs at cheap prices. Every Doug's header is tuned with the proper tube size and length to efficiently remove all the exhaust from each cylinder, reducing pumping losses resulting in a dramatic increases in horsepower and torque. Doug's headers are carefully developed on the vehicles they are intended to fit and are re-checked numerous times during the design and manufacturing process.
- 3/8" Thick machined flanges... no warping
- CNC mandrel bent tubes... accurate fit & better flow
- Precision formed long transition collectors and long tube design... reduces backpressure and increases higher RPM horsepower
- Heavy 16 gauge tubing... longer life
- Tubes are pre-polished to remove scratches and the header isfinished with a Metallic Ceramic Thermal Barrier Coating polished to a high luster appearance offering corrosion and heat resistance up to 1400 degrees
- Doug's Headers D670S4 1 3/4" 4-Tube Full Length Header Ford Mustang 351C 67-70 Metallic Ceramic Coating
- Doug's Headers D670S4 1 3/4" 4-Tube Full Length Header Ford Mustang 351C 67-70 Metallic Ceramic Coating
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Rebates
For a limited time only, receive 10% in instant savings on PerTronix products. Only Valid November 13th - December 15th
Guides & Documents
CARB Warning
For use on pre-1966 vehicles only
CARB Warning
For use on pre-1966 vehicles only
Emissions warning: this part only legal for sale or use in California if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. ++any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering there are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.
Dougs Headers D670S4 Specifications
Dougs Headers D670S4 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | D670S4 |
| Brand | Dougs Headers |
| Header Tube Type | Long Tube |
| Flange Style | Standard |
| Primary Tube Diameter | 1-3/4" |
| Material Type | Steel |
| Color | Silver |
| Weld-Up | No |
| Collector Diameter | 2-1/2 Inch |
| Finish | Ceramic Coated |
| Hardware Included | Yes |
| Gasket(s) Included | Yes |
| GENERAL | |
| Sold in Quantity | Pair |
| GTIN Code | 694342510787 |