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Exhaust

Performance and Replacement Car, Truck, and More Exhaust Parts

Performance and Replacement Car, Truck, and More Exhaust Parts

Your car or truck was originally equipped with a restrictive, small-diameter exhaust system that was designed for one purpose: to be as quiet as possible. Uncork your...

Your car or truck was originally equipped with a restrictive, small-diameter exhaust system that was designed for one purpose: to be as quiet as possible. Uncork your vehicle’s exhaust flow with a performance exhaust system and you’ll restore lost horsepower and torque, and produce that iconic performance sound. We have complete cat-back exhaust systems and power-adding headers made from lightweight aluminized steel, or from rugged stainless steel, with many available polished to a show-ready shine. Or choose from exhaust parts such as the individual pipes, tubes, flanges, and turndowns you need for a custom setup, plus...

Your car or truck was originally equipped with a restrictive, small-diameter exhaust system that was designed for one purpose: to be as quiet as possible. Uncork your vehicle’s exhaust flow with a performance exhaust system and you’ll restore lost horsepower and torque, and produce that iconic performance sound. We have complete cat-back exhaust systems and power-adding headers made from lightweight aluminized steel, or from rugged stainless steel, with many available polished to a show-ready shine. Or choose from exhaust parts such as the individual pipes, tubes, flanges, and turndowns you need for a custom setup, plus replacement or performance mufflers from mellow to aggressive, and even catalytic converters to keep you legal.

Individual Parts

Results 1 - 25 of 945

Catalytic Converter, High Flow Green, Stainless Steel, Pontiac, 6.0, 6.2L, Each

Part Number: KOK-24203350

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

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Estimated Ship Date: Sep 8, 2025 if ordered today

Catalytic Converter, Ultra High Performance Green, Stainless Steel Case, 3.0 in. Slip Fit Inlet/Outlet, 7.00 in. Overall Length, 4.0 in. Round, Each

Part Number: KOK-GE-90147

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Estimated Ship Date: Today

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Catalytic Converter, Ultra High Performance Green, Stainless Steel Case, Connects to Manifolds, 3.00 in. Inlet/Outlet, Chevy Corvette C8, Each

Part Number: KOK-21803300

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

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Estimated Ship Date: Sep 15, 2025 if ordered today

Catalytic Converters, High Flow, Stainless Steel, Ford, For Use with SLP X-Pipe, Pair

Part Number: SLE-M31040

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Catalytic Converter, Universal, GESi High Flow, Stainless Steel, Metallic, 3 in. Outlet, 3 in. Inlet, Each

Part Number: STW-RTCMM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Headers, Long Tube, Stainless Steel, 1 7/8 in. x 3 in. Long Tube, Includes 3 in. to 2 3/4 in. OEM Green Catted Connection Pipes, Chevy Camaro, Kit

Part Number: KOK-2260H430

Not Yet Reviewed

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Headers, Long Tube, Long Tube, Stainless Steel, Natural, 3.0 in. Collector, Chevy, 6.2L, Set

Part Number: KOK-2250H430

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Catted OEM Connections, 3" SS H.O. GREEN Catted OEM Connections 2006-2020 LX Platform 6.1L/6.2L/6.4L.

Part Number: KOK-31013400

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Headers, Long Tube, Stainless Steel, 2 in. x 3 in. Long Tube, Includes 3 in. to 2 3/4 in. OEM Green Catted Connection Pipes, Chevy Camaro, Kit

Part Number: KOK-2260H630

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Catalytic Converter, High Flow Catalyst Down Pipe, 3.00 in Inlet, 2.75 in. Outlet, Slip Fit, Stainless Steel, Metallic Substrate, Dodge, Pair

Part Number: VEE-51001DP

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Catalytic Converter, High Flow Catalyst Down Pipe, 3.00 in Inlet, 2.75 in. Outlet, Slip Fit, Stainless Steel, Metallic Substrate, Jeep, Pair

Part Number: VEE-92001DP

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1-7/8" Stainless Long Tube Headers. 2023+ Cadillac Escalade V. Req. Kooks Conns.

Part Number: KOK-28642400

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

SS Long Tube Headers 2016 + Cadillac CTS-V LT4 6.2L

Part Number: KOK-2312H630

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Headers and Exhaust Systems, COMP Systems, Headers, With GREEN Cats, 304 Stainless, Ford, Mustang, GT350, Kit

Part Number: KOK-1154F330

Not Yet Reviewed

Estimated Ship Date: Sep 9, 2025 if ordered today

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Estimated Ship Date: Sep 9, 2025 if ordered today

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

Part Number: KOK-2862H300

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

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

Part Number: KOK-2863H300

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Headers, Long Tube, 304 Stainless Steel, Natural, 1.875 in. Tube, 3.000 in. Collector, Cadillac, CTS, V, Pair

Part Number: KOK-2312H430

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Headers, Race Car, Long Tube, 304 Stainless Steel, 2 in. Primaries, Green-Catted Connection Pipes, Natural, Ford, Mustang, 5.2L, Pair

Part Number: KOK-1156H630

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Estimated Ship Date: Sep 8, 2025 if ordered today

Headers, Long Tube, Stainless Steel, 1.750 in. Primary Tubes, 3.00 in. GREEN Catted Y-Pipe, Ram, 1500, 5.7L, Kit

Part Number: KOK-3520H230

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Headers, Long Tube, Stainless Steel, 1.875 in. Primary Tubes, 3.00 in. GREEN Catted Y-Pipe, Ram, 1500, 5.7L, Kit

Part Number: KOK-3520H430

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Catalytic Converter

Part Number: KOK-GE-90150

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

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Estimated Ship Date: Sep 8, 2025 if ordered today

Catalytic Converter

Part Number: KOK-GE-90146

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Estimated Ship Date: Sep 8, 2025 if ordered today

Catted Race Connections, 3" SS H.O. GREEN Catted Race Conn. 2005-2020 LX Platform 5.7L/6.1L/6.2L/6.4L.

Part Number: KOK-31023400

Not Yet Reviewed

Estimated Ship Date: Sep 9, 2025 if ordered today

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Estimated Ship Date: Sep 9, 2025 if ordered today

Exhaust Intermediate Pipe

Part Number: KOK-21803400

Not Yet Reviewed

Estimated Ship Date: Sep 9, 2025 if ordered today

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Estimated Ship Date: Sep 9, 2025 if ordered today

Catted X-Pipe, 3" SS H.O. GREEN Catted X-Pipe. 2014-2019 Corvette.

Part Number: KOK-21703400

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

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Estimated Ship Date: Sep 8, 2025 if ordered today

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