H-Pipes, X-Pipes & Merge Pipes

3" GREEN Catted Y Pipe OEM Outlet. Stainless Steel.

Part Number: KOK-28513300

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Estimated Ship Date: Jan 26, 2026 if ordered today

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3" GREEN Catted Y Pipe OEM Outlet. Stainless Steel.

Part Number: KOK-28533300

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Estimated Ship Date: Jan 26, 2026 if ordered today

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3 1/2" GREEN Catted Y Pipe OEM Outlet. Stainless Steel.

Part Number: KOK-28543300

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Estimated Ship Date: Jan 26, 2026 if ordered today

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3 1/2" Catted Y Pipe OEM Outlet with Ball Fitting. Stainless Steel.

Part Number: KOK-28573300

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Exhaust, Y-Pipe, Stainless Steel, Chevy, GMC, 5.3L, Includes Green Catalytic Converters, Each

Part Number: KOK-28603300

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Estimated Ship Date: Jan 26, 2026 if ordered today

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3" x 2 1/2" OEM GREEN Catted H Stainless Pipe For: Shelby 4V - 5.4 (Not for 2011 use Part No. 6028-002-CH201

Part Number: KOK-11323600

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Y-Pipe, Exhaust, Stainless Steel, Natural, 2-bolt Flange, 3.0 in. Outlet, Ford, 3.5L, Each

Part Number: KOK-13533100

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Exhaust Crossover Pipe, X-Pipe, Catalytic Converters, 3 in., Stainless Steel, Natural, Each

Part Number: KOK-21703300

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Estimated Ship Date: Jan 26, 2026 if ordered today

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X-Pipe, Stainless Steel, 3.0 in. to 2.5 in. Diameter, Catalytic Converters, Ford, Each

Part Number: KOK-11313310

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Estimated Ship Date: Jan 26, 2026 if ordered today

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X-Pipe, Stainless Steel, 3.0 in. Diameter, Catalytic Converters, Ford, Each

Part Number: KOK-11313320

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H-Pipe, Stainless Steel, 3.0 in. to 2.5 in. Diameter, Catalytic Converters, Ford, Each

Part Number: KOK-11313610

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Estimated Ship Date: Jan 26, 2026 if ordered today

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3" x 2 1/2" OEM GREEN Catted X Stainless Pipe For: Shelby 4V - 5.4 (Not for 2011 use Part No. 6028-CX-2011-G

Part Number: KOK-11323300

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Estimated Ship Date: Jan 26, 2026 if ordered today

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3" x 3" Race Catted X Stainless Pipe For: Shelby 4V - 5.4

Part Number: KOK-11323320

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Estimated Ship Date: Jan 26, 2026 if ordered today

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2 1/2" Inlet x 2 1/2" OEM Outlet 2V/4V GREEN Catted Stainless Steel X Pipe For: 1996-1998. Must be used with

Part Number: KOK-11203300

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Estimated Ship Date: Jan 26, 2026 if ordered today

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X-PIPE W/GREEN CONVERTERS

Part Number: KOK-11203340

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Exhaust Pipes, Y- Pipe, 3.00 in., Stainless Steel, Catted, For Use With Kooks Headers, Chevrolet, GMC, 6.2L, Each

Part Number: KOK-28633200

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Estimated Ship Date: Jan 26, 2026 if ordered today

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3" x 2 3/4" OEM Catted Stainless X-Pipe. Must be used with Kooks Headers. Factory Exhaust must be cut to insta

Part Number: KOK-11543200

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Exhaust Crossover Pipe

Part Number: KOK-35103202

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Race Catted Y Pipe 2015 + Ford F150 Coyote 5.0L 4V

Part Number: KOK-13613201

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Exhaust Crossover Pipe

Part Number: KOK-11313620

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Exhaust Crossover Pipe

Part Number: KOK-21503311

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Exhaust Crossover Pipe

Part Number: KOK-21603311

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3" x 3" Race GREEN Catted H Stainless Pipe For: Shelby 4V - 5.4

Part Number: KOK-11323620

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Estimated Ship Date: Jan 26, 2026 if ordered today

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3" x 2 3/4" OEM Exhaust GREEN Catted X Pipe. Must be used with Kooks Headers.

Part Number: KOK-11413300

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Estimated Ship Date: Jan 26, 2026 if ordered today

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302 Laguna Seca 4V-5.0L 3" x 2 3/4" OEM Exhaust Catted H Pipe Stainless Steel. Must be used with Kooks Heade

Part Number: KOK-11413510

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Estimated Ship Date: Jan 26, 2026 if ordered today

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