In Stock
- In Stock Items. Ships Today. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (8) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (20) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Department
Part Type
- Mufflers (7) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Header Collectors (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Oxygen Sensor Harnesses (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Exhaust Pipes, Intermediate Pipes (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Exhaust Turndowns and Spouts (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Spark Plug Boot Protectors (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Model
Make/Engine
Filter Options
- Circle Track (1)
Savings Central

Selected Filters

Availability

- In Stock Items. Ships Today. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (8) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (20) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Department
Part Type
- Mufflers (7) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Header Collectors (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Oxygen Sensor Harnesses (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Exhaust Pipes, Intermediate Pipes (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Exhaust Turndowns and Spouts (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Spark Plug Boot Protectors (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Model
Make/Engine
Filter Options
- Circle Track (1)

Kooks Headers Parts and Accessories

Individual Parts

Part Groups

Results 1 - 20 of 20

Kooks Headers Race Series 304 Stainless Steel 3 Inch Muffler KO300-12

Muffler, Race Series, Oval, 3.0 in. Center Inlet/Outlet, 4.50 x 7.50 in., 304 Stainless Steel, Polished, Each

Part Number: KOK-KO300-12

4.89 out of 5 stars ( 18 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Kooks Headers Oxygen Sensor Harnesses for 2005-2013 CORVETTE - EX682-Z

02 Sensor Ext Harness (14"Front & 18"Rear)

Part Number: KOK-EX682-Z

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Kooks Headers Collectors 9906S

Header Collector, Slip-on, Stainless Steel, 1.825 in. Inlets, 3.500 in. Outlet, Each

Part Number: KOK-9906S

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 20, 2026 if ordered today

Kooks Headers Collectors 9901S

Header Collector, Slip-on, Stainless Steel, 1.625 in. Inlets, 3.000 in. Outlet, Each

Part Number: KOK-9901S

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 20, 2026 if ordered today

Kooks Headers Exhaust Turnouts 9106

Exhaust Turnouts, Stainless Steel, Natural, 3.50 in. Diameter, 12.00 in. Length, Each

Part Number: KOK-9106

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 20, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Beyea Exhaust Turndowns TD-3SS

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026

...Loading

Kooks Headers Race Series 304 Stainless Steel 2.5 Inch Muffler KO250-12

Muffler, Race Series, Oval, 2.5 in. Center Inlet/Outlet, 4.50 x 7.50 in., 304 Stainless Steel, Polished, Each

Part Number: KOK-KO250-12

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 28, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 28, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Vibrant Performance StreetPower Performance Universal 304 Stainless Steel 2.5 Inch Muffler 1118

5 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026

...Loading

Kooks Headers Mufflers QCN350

Nascar Modified Spec Muffler

Part Number: KOK-QCN350

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 28, 2026 if ordered today

Kooks Headers Oxygen Sensor Harnesses for 2015-2020 CHALLENGER, CHARGER, 2018-2020 GRAND CHEROKEE - CAS-104322

02 Sensor Extensions

Part Number: KOK-CAS-104322

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

Kooks Headers Oxygen Sensor Harnesses for 2009-2015 CTS - EX684-Z

02 Sensor Ext Harness-Front and Rear

Part Number: KOK-EX684-Z

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

Kooks Headers Spark Plug Boot Protectors 750201

Spark Plug Sleeve Universal

Part Number: KOK-750201

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 28, 2026 if ordered today

Kooks Headers Collectors 9903S

Header Collector, Slip-on, Stainless Steel, 1.750 in. Inlets, 3.000 in. Outlet, Each

Part Number: KOK-9903S

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 28, 2026 if ordered today

Kooks Headers Collectors 9904S

Header Collector, Slip-on, Stainless Steel, 1.750 in. Inlets, 3.500 in. Outlet, Each

Part Number: KOK-9904S

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 28, 2026 if ordered today

Kooks Headers Performance 304 Stainless Steel 2.5 Inch Muffler KO250-12-CI

Muffler, Race Series, Oval, 2.5 in. Center Inlet/Outlet, 4.50 in. x 7.50 in., 304 Stainless Steel, Polished, Each

Part Number: KOK-KO250-12-CI

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 28, 2026 if ordered today

Kooks Headers Performance 304 Stainless Steel 3 Inch Muffler R300-10-CI

Muffler, Race Series, 3.0 in. Inlet/3.0 in. Outlet, 15.5 in. Length, Stainless Steel, Polished, Each

Part Number: KOK-R300-10-CI

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 28, 2026 if ordered today

Kooks Headers Exhaust Pipes, Intermediate Pipes 90-450-45-16-304SS

Exhaust Pipe 4-1/2" 304 Stainless 90 Degree Bend. 16 Ga Mandrel Bent Tubing. 4.50" CLR

Part Number: KOK-S0034

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 28, 2026 if ordered today

Kooks Headers Performance 304 Stainless Steel 3 Inch Muffler KO300-12-CI

Muffler, Race Series, Oval, 3.0 in. Center Inlet/Outlet, 4.50 in. x 7.50 in., 304 Stainless Steel, Polished, Each

Part Number: KOK-KO300-12-CI

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 1, 2026 if ordered today

Kooks Headers Collectors 9905S

Header Collector, Slip-on, Stainless Steel, 1.825 in. Inlets, 3.000 in. Outlet, Each

Part Number: KOK-9905S

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 1, 2026 if ordered today

Kooks Headers Collectors 9908S

Header Collector, Slip-on, Stainless Steel, 2.000 in. Inlets, 3.500 in. Outlet, Each

Part Number: KOK-9908S

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 17, 2026 if ordered today

Kooks Headers Oxygen Sensor Harnesses for 2006-2013 CORVETTE - CAS-105630

oxygen sensor harnesses

Part Number: KOK-CAS-105630

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 20, 2026 if ordered today

Kooks Headers Performance 304 Stainless Steel 3 Inch Muffler R300-14-CI

Muffler, Race Series, 3.0 in. Inlet/3.0 in. Outlet, 19.5 in. Length, Stainless Steel, Polished, Each

Part Number: KOK-R300-14-CI

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 20, 2026 if ordered today

Page 1 of 1