Which vehicles does the Doug's Headers D318-B fit?

Fits 1978 to 1987 Buick Century, Regal, and 3 more makes. 2" 4-Tube Full Length Header Chevelle Big Block Chevrolet 78-87 Hi-Temp Black Coating.; Full-length; Hi-Temp Black Coating

How much is shipping and when does it ship?

It ships Friday, October 2. Ground shipping in Canada is free on orders of $100 and up, $9.99 under that.

Can Northern Performance install it?

Yes. Buy it online and have us install it at our Service Centre. The Service Centre is at 1164 Walkers Line, Burlington, Ontario.

Doug's Headers Long Tube Header 78-87 GM G Body 396-502 BBC 2" Primary 3 1/2" Collector Silver Ceramic Coated D318

Mfg Part #: D318-B
NP#: DOUD318-B
Brand
Fitment Note: 2" 4-Tube Full Length Header Chevelle Big Block Chevrolet 78-87 Hi-Temp Black Coating.; Full-length; Hi-Temp Black Coating

Fits 1978 to 1987 Buick Century, Regal, and 3 more makes. See every vehicle

3/8" Thick machined flanges to prevent warping
Precision formed long transition collectors and long tube design reduces backpressure and increases higher RPM horsepower
Heavy duty 16-gauge tubing for long life
Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating

$1,262.99 CAD Free shipping in Canada, ships Friday, October 2

Free shipping in Canada, ships Friday, October 2Free shipping in Canada

Availability:

Book installation at our Service Centre

Does this fit your vehicle?

Description

Long 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.

Collector Attachment	3-Bolt Flange
Collector Diameter	3.5 in
Collector Port Diameter	3.5 in
Color	Black
Cylinder Head Port Shape	SAP
Design	Full-length
EGT Port	No
EmissionFullDES	3 - This Product is LEGAL for Closed Course Competition use or Pre-Emissions Controlled Vehicles ONLY. It is Not Legal for use on any Emissions Controlled Vehicle for Street or Off Highway use.
Finish	Hi-Temp Black Coating
Flange Thickness	0.375 in
Gasket Or Seal Included	Yes
Gaskets Included	Yes
Grade Type	Performance
Header Material	Steel
Header Style	Full-length
Material	Steel
Mounting Hardware Included	Yes
Oxygen Sensor Port	No
Port Shape	Round
Primary Tube Outside Diameter	2.0 in
Primary Tubing Diameter	2.0 in
Sheen Level	Matte
Tube Wall Thickness	16 ga.
Brand	Doug's Headers
Mfg part #	D318-B

Fits these vehicles

Year	Make	Model
1978 - 1981	Buick	Century
1978 - 1983	Buick	Regal
1985 - 1987	Buick	Regal
1978 - 1987	Chevrolet	El Camino
1978 - 1983	Chevrolet	Malibu
1978 - 1987	Chevrolet	Monte Carlo
1978 - 1987	GMC	Caballero
1982 - 1986	Pontiac	Bonneville
1978 - 1980	Pontiac	Grand Am
1978 - 1981	Pontiac	Grand LeMans
1978 - 1987	Pontiac	Grand Prix
1978 - 1981	Pontiac	LeMans

Doug's Headers Long Tube Header 78-87 GM G Body 396-502 BBC 2" Primary 3 1/2" Collector Silver Ceramic Coated D318

Does this fit your vehicle?

Description

Fits these vehicles

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