Headers - Tri-Y one-piece Header Style - 1 5/8 in. Primary Tube Outside Diameter (in.)

Doug's Headers D690YA

Headers, Tri-Y, Steel, Ceramic Coated, Ford, 260, 289, 302, Automatic, Pair

Part Number: DOU-D690YA

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Doug's Headers D1104Y

Headers, Tri-Y, Steel, Ceramic Coated, Jeep, 304, Pair

Part Number: DOU-D1104Y

5.0 out of 5 stars ( 2 )

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Doug's Headers D300Y

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: Tomorrow

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Doug's Headers Stainless Steel Headers D300Y-SS

Headers, Tri-Y, Stainless Steel, Natural, Chevy, GMC, Small Block, Pair

Part Number: DOU-D300Y-SS

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Doug's Headers D660YA-B

Headers, Tri-Y, Steel, Painted, 2.5 in. Collector, SAP Port, Ford, Mercury, 260, 289, Pair

Part Number: DOU-D660YA-B

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Doug's Headers D367Y

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

Part Number: DOU-D367Y

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Doug's Headers D660YS-B

Headers, Tri-Y, Steel, Painted, 2.5 in. Collector, SAP Port, Ford, 260, 289, Pair

Part Number: DOU-D660YS-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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XForce Headers HS-8916

Header, Tri-Y, Stainless Steel, Natural, 1 5/8 in. Primary Tube Diameter, Mazda, 1.6L, Kit

Part Number: XFO-HS-8916

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Doug's Headers D660YS

Headers, Tri-Y, Steel, Ceramic Coated, Ford, 260, 289, 302, Manual, Pair

Part Number: DOU-D660YS

4.69 out of 5 stars ( 16 )

Estimated Ship Date: Nov 17, 2026 if ordered today

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Estimated Ship Date: Nov 17, 2026 if ordered today

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Doug's Headers D660YA

4.5 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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Doug's Headers Stainless Steel Headers D372Y-SS

Headers, Tri-Y, Stainless Steel, Natural, Chevy, GMC, SUV, Pickup, 283-350, V8, Pair

Part Number: DOU-D372Y-SS

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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XForce Headers HS-9018

Header, Tri-Y, Stainless Steel, Natural, 1 5/8 in. Primary Tube Diameter, Mazda, 1.8L, Kit

Part Number: XFO-HS-9018

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Doug's Headers D375Y

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

Part Number: DOU-D375Y

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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XForce Headers HS-9918

Header, Tri-Y, Stainless Steel, Natural, 1 5/8 in. Primary, Mazda, 1.8L, Each

Part Number: XFO-HS-9918

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Doug's Headers D662Y

Headers, Tri-Y, Steel, Ceramic Coated, Ford, Mercury, 221, 260, 289, Pair

Part Number: DOU-D662Y

Not Yet Reviewed

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Doug's Headers D662Y-B

Headers, Tri-Y, Steel, Painted, Ford, Mercury, 221, 260, 289, Pair

Part Number: DOU-D662Y-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Doug's Headers D376Y

Headers, Tri-Y, Steel, Ceramic Coated, Chevy, 283-327, V8, Pair

Part Number: DOU-D376Y

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Doug's Headers D371Y

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

Part Number: DOU-D371Y

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Doug's Headers Stainless Steel Headers D660YS-SS

Headers, Tri-Y, Stainless Steel, Natural, Coated, Ford, 260, 289, 302, Manual, Pair

Part Number: DOU-D660YS-SS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Doug's Headers Stainless Steel Headers D371Y-SS

Headers, Tri-Y, Stainless Steel, Natural, Chevy, GMC, SUV, Pickup, 283-400, V8, Pair

Part Number: DOU-D371Y-SS

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Doug's Headers Stainless Steel Headers D690YA-SS

Headers, Tri-Y, Stainless Steel, Natural, Ford, 260, 289, 302, Automatic, Pair

Part Number: DOU-D690YA-SS

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Doug's Headers D660YA

Headers, Tri-Y, Steel, Ceramic Coated, Ford, 260, 289, 302, C-4 Automatic, Pair

Part Number: DOU-D660YA

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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Doug's Headers D372Y

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: Tomorrow

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Doug's Headers D690YS

Headers, Tri-Y, Steel, Ceramic Coated, Ford, 260, 289, 302, Pair

Part Number: DOU-D690YS

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Nov 17, 2026 if ordered today

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Estimated Ship Date: Nov 17, 2026 if ordered today

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Doug's Headers D690YA

4 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Doug's Headers D357Y

Headers, Tri-Y, 1-Piece, 1 5/8 in. Primaries, Steel, Silver Ceramic Coated, 3/8 in. Thick Flanges, for Angle/Straight Plugs, Chevy, 265-350, V8, Pair

Part Number: DOU-D357Y

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Nov 17, 2026 if ordered today

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Estimated Ship Date: Nov 17, 2026 if ordered today

Doug's Headers D370Y

Headers, Tri-Y, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: DOU-D370Y

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2026 if ordered today

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Estimated Ship Date: Nov 17, 2026 if ordered today