Availability

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Filters
Header Style
- Shorty (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Long tube one-piece (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Model
Submodel
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Make/Engine
Header Material
- Steel (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 304 stainless steel (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Primary Tube Outside Diameter (in.)
- 1 3/4 in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Header Color
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Cylinder Head Port Shape
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Collector Diameter (in.)
- 3.00 (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.50 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Collector Reducer Exit Diameter
- 3.000 in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.500 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Power Steering
- Yes (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- No (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Power Brakes (application)
- Yes (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- No (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Price Range
- $750-$1000 (1)
- $1000-$1500 (2)
Savings Central
- Free Shipping (1)

PONTIAC GRAND LEMANS Doug's Headers Headers

Showing In Stock Items. Show All 3 Items.

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Doug's Headers D318-SS

Headers, Long Tube One-Piece, 2 in. Primaries, 3-Bolt 3.50 in. Diameter Collector, 2.50 in. Reducer, 304 Stainless Steel, Natural Finish, GM Car, Pair

Part Number: DOU-D318-SS

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air