brand/Dougs-Headers - Page 3 of 4

Doug’s Headers D320

28
Nov

Brand:
Doug’s Headers
Manufacturer’s Part Number:
D320
Part Type:
Headers
Product Line:
Doug’s Headers
Summit Racing Part Number:
DOU-D320
UPC:
694342507206
Header Style:
Long tube one-piece
Header Material:
Steel
Primary Tube Outside Diameter (in.):
2 in.
Header Color:
Silver ceramic coated
Flange Style:
Standard
Weld-Up:
No
Cylinder Head Port Shape:
SAP
Collector Attachment:
3-bolt flange
Collector Diameter (in.):
3.50
Collector Reducers Included:
Yes
Collector Reducer Exit Diameter:
2.500 in.
Tuned:
No
Primary Tube Gauge:
16-gauge
Flange Thickness (in.):
0.38 in.
Bolts/Studs Included:
Yes
Gaskets Included:
Yes
Crossover Pipe Included:
No
Catalytic Converter(s) Included:
No
Motor Mounts Included:
No
Transmission Mount Included:
No
Quantity:
Sold as a pair.

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Doug’s Headers Corvette Side Pipes D930

28
Nov

Brand:
Doug’s Headers
Manufacturer’s Part Number:
D930
Part Type:
Exhaust Side Pipes
Product Line:
Doug’s Headers Corvette Side Pipes
Summit Racing Part Number:
DOU-D930
UPC:
694342534813
Side Pipe Style:
Non-shielded side pipe
Inlet Diameter (in.):
4.00 in.
Inlet Quantity Per Pipe:
One
Outlet Diameter (in.):
4.00 in.
Outlet Quantity Per Pipe:
One
Length (in.):
44.750 in.
Accepts Internal Muffler:
Yes
Muffler Included:
No
Heat Shield Included:
No
Brackets Included:
Yes
Clamps Included:
No
Side Pipe Material:
Steel
Side Pipe Finish:
Ceramic coated
Quantity:
Sold as a pair.
Notes:
For use with Doug’s Headers D380 and D381 Series Corvette headers. Side tubes bolt to existing holes in the rocker panel.

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Doug’s Headers Corvette Side Pipes D930-C

28
Nov

Brand:
Doug’s Headers
Manufacturer’s Part Number:
D930-C
Part Type:
Exhaust Side Pipes
Product Line:
Doug’s Headers Corvette Side Pipes
Summit Racing Part Number:
DOU-D930-C
UPC:
694342534837
Side Pipe Style:
Non-shielded side pipe
Inlet Diameter (in.):
4.00 in.
Inlet Quantity Per Pipe:
One
Outlet Diameter (in.):
4.00 in.
Outlet Quantity Per Pipe:
One
Length (in.):
44.750 in.
Accepts Internal Muffler:
Yes
Muffler Included:
No
Heat Shield Included:
No
Brackets Included:
Yes
Clamps Included:
No
Side Pipe Material:
Steel
Side Pipe Finish:
Chrome
Quantity:
Sold as a pair.
Notes:
Designed to fit with Doug’s Headers D380 and D381 Series Corvette headers. Side tubes bolt to existing holes in the rocker panel.

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Doug’s Headers D322

28
Nov

Brand:
Doug’s Headers
Manufacturer’s Part Number:
D322
Part Type:
Headers
Product Line:
Doug’s Headers
Summit Racing Part Number:
DOU-D322
UPC:
694342507220
Header Style:
Long tube one-piece
Header Material:
Steel
Primary Tube Outside Diameter (in.):
2 in.
Header Color:
Silver ceramic coated
Flange Style:
Standard
Weld-Up:
No
Cylinder Head Port Shape:
SAP
Collector Attachment:
3-bolt flange
Collector Diameter (in.):
3.50
Collector Reducers Included:
Yes
Collector Reducer Exit Diameter:
2.500 in.
Tuned:
No
Primary Tube Gauge:
16-gauge
Flange Thickness (in.):
0.38 in.
Bolts/Studs Included:
Yes
Gaskets Included:
Yes
Crossover Pipe Included:
No
Catalytic Converter(s) Included:
No
Motor Mounts Included:
No
Transmission Mount Included:
No
Quantity:
Sold as a pair.

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Doug’s Headers D564

28
Nov

Brand:
Doug’s Headers
Manufacturer’s Part Number:
D564
Part Type:
Headers
Product Line:
Doug’s Headers
Summit Racing Part Number:
DOU-D564
UPC:
694342509781
Header Style:
Long tube one-piece
Header Material:
Steel
Primary Tube Outside Diameter (in.):
1 3/4 in.
Header Color:
Silver ceramic coated
Flange Style:
Standard
Weld-Up:
No
Cylinder Head Port Shape:
D-port
Collector Attachment:
3-bolt flange
Collector Diameter (in.):
3.00
Collector Reducers Included:
Yes
Collector Reducer Exit Diameter:
2.500 in.
Tuned:
No
Primary Tube Gauge:
16-gauge
Flange Thickness (in.):
0.38 in.
Bolts/Studs Included:
Yes
Gaskets Included:
Yes
Crossover Pipe Included:
No
Catalytic Converter(s) Included:
No
Motor Mounts Included:
No
Transmission Mount Included:
No
Quantity:
Sold as a pair.

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Doug’s Headers D306

28
Nov

Brand:
Doug’s Headers
Manufacturer’s Part Number:
D306
Part Type:
Headers
Product Line:
Doug’s Headers
Summit Racing Part Number:
DOU-D306
UPC:
694342507060
Header Style:
Shorty
Header Material:
Steel
Primary Tube Outside Diameter (in.):
1 3/4 in.
Header Color:
Silver ceramic coated
Flange Style:
Standard
Weld-Up:
No
Cylinder Head Port Shape:
SAP
Collector Attachment:
3-bolt flange
Collector Diameter (in.):
3.00
Collector Reducers Included:
Yes
Collector Reducer Exit Diameter:
2.500 in.
Tuned:
No
Primary Tube Gauge:
16-gauge
Flange Thickness (in.):
0.38 in.
Bolts/Studs Included:
Yes
Gaskets Included:
Yes
Crossover Pipe Included:
No
Catalytic Converter(s) Included:
No
Motor Mounts Included:
No
Transmission Mount Included:
No
Quantity:
Sold as a pair.

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Doug’s Headers D323

28
Nov

Brand:
Doug’s Headers
Manufacturer’s Part Number:
D323
Part Type:
Headers
Product Line:
Doug’s Headers
Summit Racing Part Number:
DOU-D323
UPC:
694342532604
Header Style:
Long tube one-piece
Header Material:
Steel
Primary Tube Outside Diameter (in.):
1 7/8 in.
Header Color:
Silver ceramic coated
Flange Style:
Standard
Weld-Up:
No
Cylinder Head Port Shape:
Rectangular
Collector Attachment:
3-bolt flange
Collector Diameter (in.):
3.50
Collector Reducers Included:
Yes
Collector Reducer Exit Diameter:
2.500 in.
Tuned:
No
Primary Tube Gauge:
16-gauge
Spark Plug Position:
Angle/Straight
Flange Thickness (in.):
0.38 in.
Bolts/Studs Included:
Yes
Gaskets Included:
Yes
Crossover Pipe Included:
No
Catalytic Converter(s) Included:
No
Motor Mounts Included:
No
Transmission Mount Included:
No
Quantity:
Sold as a pair.

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Doug’s Headers D318-B

28
Nov

Brand:
Doug’s Headers
Manufacturer’s Part Number:
D318-B
Part Type:
Headers
Product Line:
Doug’s Headers
Summit Racing Part Number:
DOU-D318-B
UPC:
694342542870
Header Style:
Long tube one-piece
Header Material:
Steel
Primary Tube Outside Diameter (in.):
2 in.
Header Color:
High temperature black paint
Flange Style:
Standard
Weld-Up:
No
Cylinder Head Port Shape:
SAP
Collector Attachment:
3-bolt flange
Collector Diameter (in.):
3.50
Collector Reducers Included:
Yes
Collector Reducer Exit Diameter:
2.500 in.
Tuned:
No
Primary Tube Gauge:
16-gauge
Flange Thickness (in.):
0.38 in.
Bolts/Studs Included:
Yes
Gaskets Included:
Yes
Crossover Pipe Included:
No
Catalytic Converter(s) Included:
No
Motor Mounts Included:
No
Transmission Mount Included:
No
Quantity:
Sold as a pair.
Notes:
Must use stock small block frame stands and motor mounts.

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Doug’s Headers D569

28
Nov

Brand:
Doug’s Headers
Manufacturer’s Part Number:
D569
Part Type:
Headers
Product Line:
Doug’s Headers
Summit Racing Part Number:
DOU-D569
UPC:
694342509842
Header Style:
Long tube one-piece
Header Material:
Steel
Primary Tube Outside Diameter (in.):
1 3/4 in.
Header Color:
Silver ceramic coated
Flange Style:
Standard
Weld-Up:
No
Cylinder Head Port Shape:
D-port
Collector Attachment:
3-bolt flange
Collector Diameter (in.):
3.00
Collector Reducers Included:
Yes
Collector Reducer Exit Diameter:
2.500 in.
Tuned:
No
Primary Tube Gauge:
16-gauge
Flange Thickness (in.):
0.38 in.
Bolts/Studs Included:
Yes
Gaskets Included:
Yes
Crossover Pipe Included:
No
Catalytic Converter(s) Included:
No
Motor Mounts Included:
No
Transmission Mount Included:
No
Quantity:
Sold as a pair.

Continue reading →

Doug’s Headers Corvette Side Pipes D930-B

28
Nov

Brand:
Doug’s Headers
Manufacturer’s Part Number:
D930-B
Part Type:
Exhaust Side Pipes
Product Line:
Doug’s Headers Corvette Side Pipes
Summit Racing Part Number:
DOU-D930-B
UPC:
694342534820
Side Pipe Style:
Non-shielded side pipe
Inlet Diameter (in.):
4.00 in.
Inlet Quantity Per Pipe:
One
Outlet Diameter (in.):
4.00 in.
Outlet Quantity Per Pipe:
One
Length (in.):
44.750 in.
Accepts Internal Muffler:
Yes
Muffler Included:
No
Heat Shield Included:
No
Brackets Included:
Yes
Clamps Included:
No
Side Pipe Material:
Steel
Side Pipe Finish:
Black paint
Quantity:
Sold as a pair.
Notes:
Designed to fit with Doug’s header part number DOU-D380 or DOU-D381.

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