Rebate
Rebate
|
#447D320SS
$1,089.11
/pair
Factory Shipped
$1,210.12
Save $121.01
Quantity
Need Help? Call to Order
Add to a list
Select a vehicle to verify Fitment
Select Vehicle
Long Tube Header Tube Type, Round Exhaust Port Shape
Rebates Available
See rebate details| MFG. Part # | D320-SS |
| Header Tube Type | Long Tube |
| Exhaust Port Shape | Round |
| Flange Style | Standard |
| Primary Tube Diameter | 2" |
Need help?
855.313.9176Quick and Easy Returns
Return PolicyLong tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market. This fitment is tailored for popular aftermarket engine swap kits. Doug's engine swap headers were developed to solve common fitment issues in tight spaces, making your swap process smoother. No more guesswork or modifications needed - just straightforward installations that save you time and frustration.
For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.
| Finish | 304 Stainless Steel |
|---|---|
| Material | 304 Stainless Steel |
| Design | Full-length |
| Primary Tubing Diameter | 2.0 Inches |
| Collector Port Diameter | 3.5 Inches |
| Port Shape | Round |
| Tube Wall Thickness | 16 Gauge |
| Flange Thickness | 0.375 Inches |
| Collector Attachment | 3-Bolt Flange |
| Oxygen Sensor Port | No |
| Gasket Or Seal Included | Yes |
| Mounting Hardware Included | Yes |
| Grade Type | Performance |
| Color | Silver |
| Sheen Level | Satin |
| Year / Make / Model | 1968 Chevrolet Chevy II |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 396 |
| Notes |
|
| Year / Make / Model | 1967-1969 Chevrolet Camaro |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 396 |
| Notes |
|
| Year / Make / Model | 1969 Chevrolet Camaro |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 427 |
| Notes |
|
| Year / Make / Model | 1969-1974 Chevrolet Nova |
|---|---|
| Engine Type | V8 |
| Notes |
|
| Year / Make / Model | 1969-1970 Chevrolet Nova |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 396 |
| Notes |
|
| Year / Make / Model | 1970-1972 Chevrolet Nova |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 402 |
| Notes |
|
| Year / Make / Model | 1970-1971 Chevrolet Nova |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 454 |
| Notes |
|
| Year / Make / Model | 1967-1969 Pontiac Firebird |
|---|---|
| Engine Type | V8 |
| Notes |
|
Specs
| Year / Make / Model | 1968 Chevrolet Chevy II |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 396 |
| Notes |
|
| Year / Make / Model | 1967-1969 Chevrolet Camaro |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 396 |
| Notes |
|
| Year / Make / Model | 1969 Chevrolet Camaro |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 427 |
| Notes |
|
| Year / Make / Model | 1969-1974 Chevrolet Nova |
|---|---|
| Engine Type | V8 |
| Notes |
|
| Year / Make / Model | 1969-1970 Chevrolet Nova |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 396 |
| Notes |
|
| Year / Make / Model | 1970-1972 Chevrolet Nova |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 402 |
| Notes |
|
| Year / Make / Model | 1970-1971 Chevrolet Nova |
|---|---|
| Engine Type | V8 |
| Engine Size(s) | Cubic Inches: 454 |
| Notes |
|
| Year / Make / Model | 1967-1969 Pontiac Firebird |
|---|---|
| Engine Type | V8 |
| Notes |
|
Rebates
Black Friday Savings Are Here! From November 1 2026 through November 30 2026, save 10% on all Aeromotive and PerTronix products, including top performance brands like Doug's Headers, Taylor Cable, and JBA Performance Exhaust. Whether you're upgrading your fuel system, ignition components, headers, spark plug wires, or exhaust setup, this limited-time offer makes it easy to get premium performance parts at a great price. No coupon required, just shop qualifying Aeromotive and PerTronix brands and enjoy instant savings all month long.
Guides & Documents
All Doug's headers and exhaust products are guaranteed, to the original purchaser, to be free of defects in materials and workmanship for one year. This warranty covers the replacement or repair of the product only and does not cover the cost of removal and installation, customer applied aftermarket coatings or any other discoloration or corrosion of finished surfaces. Damage or product failure resulting from collision,improper installation, off-road use, road hazards, the use of exhaust insulting wrap or like products or rust occurring after installation, is not covered by the warranty. Should a part become defective it should be returned to the original selling retailer and must be accompanied with the original sales receipt. If there is no retailer in your area, call the factory for a return authorization and return your part prepaid to the factory for inspection. PerTronix reserves the right to replace or repair the alleged defective part and return the part freight collect.
CA WARNING:
Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov
| KEY SPECS | |
|---|---|
| MFG. Part # | D320-SS |
| Brand | Doug's Headers |
| Header Tube Type | Long Tube |
| Exhaust Port Shape | Round |
| Flange Style | Standard |
| Primary Tube Diameter | 2" |
| Material Type | Stainless Steel |
| Color | Silver |
| Weld-Up | No |
| Collector Diameter | 3-1/2 Inch |
| Finish | Satin |
| Hardware Included | Yes |
| Gasket(s) Included | Yes |
| GENERAL | |
| Sold in Quantity | Pair |
| GTIN Code | 694342557089 |
| Primary Tube Gauge | 16-gauge |
Be the first to ask a question.
