Kooks Headers Header and Catted Connection Kits 1351H420

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Part Number: KOK-1351H420

$3,355.90

Kooks Headers Header and Catted Connection Kits

Exhaust System Kit, 1-7/8" Header and Catted Connection Kit. 2011-2014 Ford F150 Coyote 5.0L 4V.
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Kooks Headers Header and Catted Connection Kits 1351H420

Kooks Headers Header and Catted Connection Kits 1351H420

KOK-1351H420

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Part Number: KOK-1351H420

Estimated Ship Date: Dec 16, 2026

$3,355.90

Overview
Applications
Q&A

Estimated Ship Date: Dec 16, 2026 Would you rather pick it up?

Overview

Brand:
Kooks Headers
Manufacturer's Part Number:
1351H420
Part Type:
Headers
Product Line:
Kooks Headers Header and Catted Connection Kits
Summit Racing Part Number:
KOK-1351H420
UPC:
842422179021
Header Style:
Long tube one-piece
Header Material:
304 stainless steel
Primary Tube Outside Diameter (in.):
1 7/8 in.
Header Color:
Natural
Flange Style:
Standard
Weld-Up:
No
Collector Attachment:
Ball and socket flange
Collector Diameter (in.):
3.00
Collector Reducers Included:
No
Tuned:
Yes
Primary Tube Gauge:
16-gauge
Flange Thickness (in.):
0.38 in.
Bolts/Studs Included:
Yes
Gaskets Included:
Yes
Crossover Pipe Included:
Yes
Crossover Pipe Style:
Y-pipe
Crossover Pipe Diameter:
3.000 in.
Catalytic Converter(s) Included:
Yes
Catalytic Converter Quantity:
2
Motor Mounts Included:
No
Transmission Mount Included:
No
Quantity:
Sold as a kit.
Notes:
Fits 4V engines.

Kooks Headers Header and Catted Connection Kits

Offering high performance exhaust for over 50 years, Kooks header and catted connection kits are designed for maximum power, built from T304 aircraft-quality stainless steel and race tested. Solely for competition purposes, they are offered for a full range a vehicle applications. Kooks header and catted connection kits package long tube headers and a catted X-pipe, H-pipe or Y-pipe.


Applications

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Some parts are not legal for use in California or other states with similar laws / regulations

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California Warning

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This product can expose you to chemicals including Chromium and Nickel, which are known to the State of California to cause cancer, birth defects or reproductive harm.

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