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Exhaust› Headers, Manifolds and Components

Kooks Headers

Kooks 21-23 Ford F150 Coyote V8 5.0L 1-7/8in SS Header w/ Catted Connection Pipe

$3,569.19 $3,212.27 Save $356.92

SKU: K009 1371H420

In Stock
In Stock
Ships by Jun 17
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Kooks 1371H420 1-7/8-inch Header and Catted Connection Kit transforms the 2021–2025 Ford F-150 5.0L Coyote V8 by replacing restrictive factory manifolds with long-tube headers and high-flow catted Y-pipes that unlock over 60 horsepower and 50 lb-ft of torque to the rear wheels, while preserving emissions compliance for daily driving.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandKooks Headers
Part NumberK009 1371H420

Videos

The Exhaust IS DONE on our F-150 Giveaway Truck! - Kooks Headers Overview and Install

The Exhaust IS DONE on our F-150 Giveaway Truck! - Kooks Headers Overview and Install

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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