GMC Doug's Headers Exhaust

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

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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, Small Block, Pair

Part Number: DOU-D300Y

4.33 out of 5 stars ( 3 )

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 3, 2026 if ordered today

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Exhaust Systems, LS Swap, Header-back, Dual, Stainless Steel, Natural, Rear Exit, H-pipe, Rear Coil Spring, Chevrolet, GMC, Small Block LS, Kit

Part Number: DOU-DES102

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Small Block,Chevy. Pair

Part Number: DOU-D336-SS

5.0 out of 5 stars ( 1 )

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 3, 2026 if ordered today

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Exhaust Systems, LS Swap, Header-back, Dual, Stainless Steel, Natural, Rear Exit, X-pipe, Buick, Chevrolet, GMC, Olds, Pontiac, Small Block LS, Kit

Part Number: DOU-DES103

Not Yet Reviewed

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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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