Kooks 1-3/4" x 1-7/8" Long Tube Header and Catted Connection Kit - Kooks 1154H320

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  • Part#: 1154H320
  • Original Price: $4,502.60
  • Our Price: $4,398.53
  • 2 In Stock - Ships in 1 day
  • Shipping: Free Shipping

Kooks Exhaust Headers & Connection Kit

Header and Connection Kit. 2015-2020 Ford Mustang Shelby GT350 5.2L 4V. Includes 1-3/4" x 1-7/8" x 3" Stainless Steel Long Tube Stepped Headers & 3" x 2-3/4" Catted Stainless X-Pipe.

Manufactured In The USA. Kooks Uses T304 Aircraft Quality Stainless Steel. Kooks Products are Backed by a Limited Lifetime Warranty To the Original Purchaser. Kooks Products Are Dyno And Race Tested and Designed For Maximum Power.

Note: Not for sale in CA

California Residents: Prop 65 WARNING

Kooks 1-3/4" x 1-7/8" Long Tube Header and Catted Connection Kit 1154H320 is available for the following vehicles:

Please click on next to the vehicle for specific year information.
Year range Make Model Sub Model Engine Type Liter
2015-2021 Ford Mustang Shelby GT350R V8 5.2L
2015-2021 Ford Mustang Shelby GT350 V8 5.2L
If this Kooks Exhaust Headers & Connection Kit is not exactly what you are looking for to accessorize your 2015-2021 Ford Mustang, please don't give up just yet. Our catalog has huge selection of parts and accessories for your Ford Mustang.


Additional Parts Required: Yes
Collector Diameter: 3"
Collector Tube Size: 3"
Color1: Stainless Steel
Engine Make/Size1: Ford 5.2L
Gasket Or Seal Included: Yes
Material: 304 Stainless Steel
Mounting Hardware Included: Yes
Outlet Diameter1: 3"
Oxygen Sensor Port: Yes
Port Shape1: Round
Tube Diameter1: 1.75" x 1.875"
Tube Diameter2: 3"
Tube Direction1: Down Swept
Flanged Outlet1: No
Clamps Included1: Yes
Finish1: Stainless Steel
Grade Type: Performance
Inlet Inside Diameter1: 3"
Outlet Outside Diameter1: 2.75"
Outlet Outside Diameter2: OEM
Shape: X Pipe
Flanged Inlet: Yes
Outlet Quantity: 2