H-Pipes, X-Pipes & Merge Pipes

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

Part Number: KOK-28603300

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Y-Pipe 2007+ Jeep Wrangler JK w/LS Engine Swap

Part Number: KOK-37103300

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

• Free Shipping
• Special Order

2006-2018 Jeep Wrangler JK (All)w/ Gen3 HEMI Engine Swap 2.5" GREEN Catted Y-Pipe for use with Jeep Wrangler Gen3 HEMI Swap Headers

Part Number: KOK-37203300

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

• Free Shipping
• Special Order

2005-2008 Chevrolet Corvette C6 LS2/LS3 6.0L/6.2L 3" x 3" GREEN Catted SS X-Pipe to 2 1/2" OEM Style Exhaust. Must be used with Kooks Headers.

Part Number: KOK-21603301

Not Yet Reviewed

Estimated Ship Date: Nov 4, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: KOK-28513300

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: KOK-28533300

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

• Free Shipping
• Special Order

Connects to factory OEM connection point

Part Number: KOK-13313300

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Intermediate Exhaust Pipe, Green Catted Connection Pipe, 3" Stainless Steel, 3" Outlet

Part Number: KOK-34103301

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Exhaust Pipes, Y- Pipe, 3.00 in., Stainless Steel, Catted, For Use With Kooks Headers, Chevrolet, GMC, 5.3L, Each

Part Number: KOK-28623200

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: KOK-28633200

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: KOK-28633300

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Exhaust System Kit, 1-7/8" x 2" Header and GREEN Connection Kit. 2014-2019 Corvette LT1/LT4/LT5 6.2L

Part Number: KOK-2170H530

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

X-Pipe, Stainless Steel, Natural, 3 in. Diameter, Cadillac, 6.2L, Each

Part Number: KOK-23113100

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Exhaust, X-Pipe, Stainless Steel, 3.00 in. Outside Diameter, Chevy, Small Block, Each

Part Number: KOK-24203100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: KOK-28543300

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

X-PIPE W/GREEN CONVERTERS

Part Number: KOK-11203340

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: KOK-11413300

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: KOK-11413600

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: KOK-11413610

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: KOK-11323620

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Exhaust, X-Pipe, Stainless Steel, GREEN Catted X-Pipe, 3.00 in. Outside Diameter, Chevy, Small Block, Kit

Part Number: KOK-25203301

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

3" H.O. GREEN Catted Conn. Pipes. 2023+ Cadillac Escalade V. Req. Kooks Headers.

Part Number: KOK-28643400

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

3" OEM Outlet Chevy TB SS GREEN Catted Y Pipe Exhaust. Must be used with Kooks Headers.

Part Number: KOK-27203300

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: KOK-11543300

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order