1999 Headers

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 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

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

Headers, Cat4ward, Stainless Steel, Natural, Chevy, GMC, P/U, SUV, 4.8, 5.3L, w/o Air Injection, w/ EGR Pair

Part Number: JBA-1850S

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 3, 2026 if ordered today

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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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Estimated Ship Date: Today

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Headers, Shorty, 304 Stainless Steel, Polished, 1 5/8 in. Primary, 3/8 in. Flange, Chevy, LS Swap, Pair

Part Number: BIG-11579FLT

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Headers, Cat4ward, Stainless Steel, Natural, Ford, 3.0L, V6, Pair

Part Number: JBA-1647S

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Apr 2, 2026 if ordered 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, No Stubs, Stainless, 0.375 in. Thick, 1.875 in. Port, Each

Part Number: KOK-7046AS

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Headers, Street, Mid-Length, Steel, Temporary Paint, Chevy, GMC, Pair

Part Number: HED-69550

2.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Small Block, Fits 1.75 in. Primaries, Pair

Part Number: STW-HFSBCSQ175

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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2" x 3" Stainless Steel Longtube Headers with Merge Collector and 02 Fittings . LS1 Race Header.

Part Number: KOK-22412600

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Header Bolt

Part Number: TRD-9943

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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

Part Number: PTE-H7895

Not Yet Reviewed

Estimated Ship Date: Today

Headers, Cat4ward, Stainless Steel, Silver Ceramic Coated, Ford, 3.0L, Kit

Part Number: JBA-1647SJS

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Apr 2, 2026 if ordered today

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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, Full-Length, Steel, Silver Ceramic Coated, Cadillac, Chevrolet, GMC, Pair

Part Number: HED-69726

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Headers, Cat4ward, Stainless Steel, Titanium Ceramic Coated, Chevy, 5.7L, Pair

Part Number: JBA-1832SJT

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 3, 2026 if ordered today

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Header Bolts, Hex, 8mm x 1.25 Thread, Steel, Zinc Plated, 30mm Underhead Length, Ford, 4.6L, 5.4L, Set of 16

Part Number: BBK-1624

5.0 out of 5 stars ( 4 )

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

Not Yet Reviewed

Estimated Ship Date: Today

Header Flanges, Inner, Steel, 0.313 in. Thick, Gaskets, Bolts, Chevy, Small Block, Pair

Part Number: PTE-H7800

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Estimated Ship Date: Today

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Headers, Specialty and Engine Swap, Mid-Length, Steel, Temporary Paint, Chevy, GMC, Small Block LS, Pair

Part Number: HED-68540

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Headers, SBF Turbo Headers, Forward and Down, Steel, Silver Ceramic Coated, 1 3/4 in. Primary Tube O.D., Square Port, Ford, Small Block Windsor, Pair

Part Number: BIG-32166FLT

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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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

Headers, Long Tube, Steel, Silver Ceramic Coated, 1.50 in. Tubes, 2.25 in. Collector, Nissan, Pair

Part Number: DTE-465-L-C

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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