1999 Headers

Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.875 in. Port, Each

Part Number: KOK-7046AS

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Headers, Cat4ward, Stainless Steel, Natural, Dodge, Pickup, 3.9L, Pair

Part Number: JBA-1939S

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Header Bolts, Hex Head, 8mm x 1.25 Thread Size, Steel, Black Oxide, 0.984 in. Underhead Length, Chevy, Small Block LS, Set of 12

Part Number: MRG-918G

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Header Bolts, Hex Head, Steel, Nickel Plated, 8mm x 1.25, Chevy, 5.7, 6.0L, LS1, LS6, Set of 12

Part Number: PRO-66754

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Header Bolts, 3/8 in.-16, 12-Point, Steel, Black Oxide, Chevy, Ford, Set of 16

Part Number: BBK-1577

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

Headers, Circle Track, Stock Clip, 4-1 One-Piece, Steel, 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair

Part Number: SCH-156

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Headers, Shorty, Steel, Ceramic Coated, Chevy, Small Block, LS1, Pair

Part Number: BBK-40000

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.50 in. Diameter Round Raised Port, Chevrolet, BBC, Pair

Part Number: STW-HFBBCH250RSD

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Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2 in. Port, Gaskets, Bolts, Chevy, Small Block, Pair

Part Number: PTE-H7895

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Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Dodge, 5.9L Diesel, 6.7L Diesel, Set of 12

Part Number: STG-6935

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Header Bolt, Steel, Black Oxide, Reduced Hex Head, 3/8 in.-16, 0.750 in. Length, Set of 12

Part Number: TRD-8885

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

Headers, Shorty, Steel, Ceramic Coated, Chevy, 5.7L, Pair

Part Number: DOU-D3331

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Header Fasteners, Bolts, Locking, 6-point, Steel, Nickel Plated, Chevy, 4.8, 5.3, 5.7L, Set of 12

Part Number: STG-8900B

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

Header Flanges, Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, Chevy, LS, Pair

Part Number: SUM-670202

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Bolt

Part Number: TRD-9943

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Header Flange, 304 Stainless Steel, 3/8 in. Thick, Chevy LS, Pair

Part Number: VPE-14332

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Headers, Cat4ward, Stainless Steel, Silver Ceramic Coating, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair

Part Number: JBA-1850SJS

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Header Bolts, 12-Point, 3/8 in. Wrench, Custom 450, Black Oxide, Chevy, Small Block, Set of 12

Part Number: ARP-100-1201

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Today

Header Bolts, Hex Head, 30mm UHL, 3/8 in. Wrench, Stainless Steel, Black, Chevy, LS Engine, Set of 12

Part Number: SUM-910232

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 1.84 in. x 1.54 in. Oval Port, Chevy, Small Block, Pair

Part Number: SUM-670200-SS

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Headers, Zoomie Grassburner, Steel, Painted, 1 3/4 in. Primary, Oval Port, Chevy, Pair

Part Number: SCH-130

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Headers, Cat4ward, Stainless Steel, Natural, Ford, Pickup, SUV, 4.0L, With Driver Side EGR, Pair

Part Number: JBA-1674S-1

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.500 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7842

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Headers, Performance Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 7/8 in. Primary, 3.00 in. Collector, Chevy, LS Swap, Pair

Part Number: STW-LSS10C

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Header Bolts, Split Lock, 8mm x 1.25, 12-Point, Steel, Black Oxide, Chevy LS, Ford 4.0L, Set of 12

Part Number: SUM-910123

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today