Kooks Headers, Exhaust Systems, Collectors, Pipe & More

Header Fasteners, M8 x 1.25 Thread, 25.00 mm. UHL, External Hex, Stainless Steel, Hemi, Ford Modular, Set of 16

Part Number: KOK-BK111

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Exhaust Turnouts, Stainless Steel, Natural, 3.13 in. Inlet, 3.00 in. Outlet, 6.00 in. Length, Slant, Each

Part Number: KOK-9103-M

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Headers, Long Tube, Long Tube, Stainless Steel, Natural, 1 7/8 in. Tube, 3.00 in. Collector, Chevy, GMC, 5.3L Gen V, 6.2L Gen V, Pair

Part Number: KOK-28602402

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Header Flange, 3/8 in. Thickness, 2.500 in. Round Port, Stainless Steel, Big Block Chevrolet Header Bolt Pattern, Chevrolet, Big Block, Each

Part Number: KOK-7041-250-S

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Header Fasteners, Bolt Style, Hex Head, M10 x 1.25 Thread, 25mm Underhead Length, Stainless, Natural, Designed for Kooks Headers Only, Ford, Set of 16

Part Number: KOK-BK109

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Estimated Ship Date: Oct 26, 2026 if ordered today

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Long Tube Headers, Long Tube, Stainless, 3.5 in. Collector, Must Use Aftermarket K-member, Ford, 351W, Pair

Part Number: KOK-10252650

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

Part Number: KOK-7051S

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Header Fasteners, M8 x 1.25 Thread, 25.00 mm. UHL, External Hex, Stainless Steel, Hemi, Ford Modular, Set of 12

Part Number: KOK-BK110

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Header Gaskets, Multi-Layer Stainless Steel, Round Port, Ford, 5.0L, 5.2L, Pair

Part Number: KOK-SS-755392

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Exhaust Turnouts, Stainless Steel, Natural, 3.00 in. Diameter, 12.00 in. Length, Each

Part Number: KOK-9104

1.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Headers, Long Tube, Stainless Steel, Natural, 1.875 in. Tube, 3.00 in. Collector, Chevy, Small Block, Pair

Part Number: KOK-24202400

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 21, 2026 if ordered today

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Headers, Race, Long Tube, Long Tube, Stainless, Natural, 3.0 in. Collector, Chevy, Pontiac, 5.7L LT, Pair

Part Number: KOK-22402200

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Headers, Long Tube, Long Tube, Stainless Steel, Natural, 1 3/4 in. Tube, 3.00 in. Collector, Chevy, GMC, 5.3L Gen V, 6.2L Gen V, Pair

Part Number: KOK-28602202

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Headers, Green Cats, 1 7/8 in. Primary Tubes, 3.00 in. Outlets, Ford, Mustang, 5.0L, 304 Stainless Steel, Kit

Part Number: KOK-1151H432

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Headers, Long Tube, Stainless Steel, Natural, 1.75 in. Tube, 3.00 in. Collector, Ford, Modular V8, Pair

Part Number: KOK-11212200

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Headers, Long Tube, Stainless Steel, Natural, 1.75 in. Tube, 3.00 in. Collector, Ford, Modular V8, Pair

Part Number: KOK-11312200

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Headers, Long Tube, Stainless Steel, Natural, 1.875 in. Tube, 3.00 in. Collector, Chevy, LSX Small Block

Part Number: KOK-29202400

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Crossover Pipe, X-Pipe, Stainless Steel, Natural, 3.00 in. Diameter, Universal, Each

Part Number: KOK-9114S

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Headers, Long Tube, 304 Stainless Steel, Pontiac, LS1, LS2, Pair

Part Number: KOK-24102400

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Dec 21, 2026 if ordered today

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Exhaust Tubing, 3.000 Diameter, 180 Degree, Mandrel J-Bend, 3.500 in. Radius, 16-Gauge, Stainless Steel, Each

Part Number: KOK-JB3003516304

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

Bung, Oxygen Sensor, Stainless Steel, Each

Part Number: KOK-9002S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Header Fasteners, M8 x 1.25 Thread, 25.00mm UHL, External Hex, Stainless Steel, Natural, Cadillac, Chevrolet, GMC, Set of 10

Part Number: KOK-BK113

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Headers, Long Tube, Stainless Steel, Natural, 1 7/8 in. Tube, 3.00 in. Collector, Chevy, SS, Kit

Part Number: KOK-25102400

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Dec 21, 2026 if ordered today

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Collector Flange, Steel, Natural, 4.0 in. Inside Diameter, 3-Bolt, Each

Part Number: KOK-7113-S

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Header Flange, Stahl Pattern, 304 Stainless Steel, 0.375 in. Thick, 1.875 in. Primaries, Chevy Small Block, Each

Part Number: KOK-7034-S

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