GMC JIMMY Doug's Headers Headers Exhaust - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Doug's Headers D303Y

Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, Big Block, Pair

Part Number: DOU-D303Y

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, SUV, Pickup, 283-400, V8, Pair

Part Number: DOU-D371Y

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

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4.5 out of 5 stars ( 92 )

Estimated Ship Date: Today

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Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, Small Block, Pair

Part Number: DOU-D300Y

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Headers, Long Tube, Steel, Ceramic Coated, Chevy, GMC, Small Block, Pair

Part Number: DOU-D310

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, SUV, Pickup, 283-350, V8, Pair

Part Number: DOU-D372Y

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today