How much is shipping and when does it ship?

It ships Monday, October 5. 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 265-400 SBC 1 3/4" Primary 3" Collector Silver Ceramic Coated for Chevrolet

Mfg Part #: D330
NP#: DOUD330
Brand

Fits 1978 to 1987 Chevrolet Malibu, Monte Carlo. 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

$1,261.99 CAD Free shipping in Canada, ships Monday, October 5

Free shipping in Canada, ships Monday, October 5Free shipping in Canada

Availability:

Book installation at our Service Centre

Does this fit your vehicle?

Does not fit a 2021 Ram 1500. See what it does fit.

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	3.0 in
Collector Port Diameter	3.0 in
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	Metallic Ceramic Coated
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	SAP
Primary Tube Outside Diameter	1.75 in
Primary Tubing Diameter	1.75 in
Sheen Level	Semi-Gloss
Tube Wall Thickness	16 ga.
Brand	Doug's Headers
Mfg part #	D330

Fits these vehicles

Year	Make	Model	Engine
1978	Chevrolet	Malibu	5.0L 305 V8, 5.7L 350 V8
1979 - 1982	Chevrolet	Malibu	4.4L 267 V8, 5.0L 305 V8, 5.7L 350 V8
1983	Chevrolet	Malibu	5.0L 305 V8, 5.7L 350 V8
1978	Chevrolet	Monte Carlo	5.0L 305 V8
1979 - 1981	Chevrolet	Monte Carlo	4.4L 267 V8, 5.0L 305 V8
1982	Chevrolet	Monte Carlo	4.4L 267 V8, 5.0L 305 V8, 5.7L 350 V8
1983 - 1984	Chevrolet	Monte Carlo	5.0L 305 V8, 5.7L 350 V8
1985 - 1987	Chevrolet	Monte Carlo	5.0L 305 V8

Doug's Headers Long Tube Header 78-87 GM G Body 265-400 SBC 1 3/4" Primary 3" Collector Silver Ceramic Coated for Chevrolet

Does this fit your vehicle?

Description

Fits these vehicles

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