Stainless Works FT21HCATY Long Tube Headers 2021-2026 Ford F-150 5.0L V8

Vehicle Fitment

• 2021-2026 Ford F-150 (Regular Cab, SuperCab, SuperCrew - All Bed Sizes, 5.0L V8 Coyote, 2WD/4WD)

Fitment Notes

• Fits 5.0L V8 Coyote only - does not fit 3.5L EcoBoost, 2.7L EcoBoost, or any other F-150 engine
• Factory Connect system - connects at the factory exhaust connection point via included X-pipe or Y-pipe; compatible with factory catback or Stainless Works catback systems
• Fits all cab and bed configurations for the 2021-2026 F-150 5.0L

Features

• 1-7/8-inch primary tubes CNC mandrel-bent for maximum exhaust flow and power gains
• High-flow catalytic converters included for improved flow over restrictive factory cats
• 3-inch collectors flow into X-pipe or Y-pipe depending on connection configuration
• Factory Connect design for straightforward installation at the factory exhaust location
• Fully TIG welded 304 stainless steel construction for lasting corrosion resistance
• Smooth mandrel bends eliminate flow restrictions throughout the primary tubes
• Hand-built in Streetsboro, Ohio, USA
• Backed by a Stainless Works Lifetime Warranty

Specifications

• Primary Tube Diameter: 1-7/8 inches
• Collector Diameter: 3 inches
• Material: 304 stainless steel
• Construction: CNC mandrel-bent, TIG welded
• Catalytic Converters: High-flow, included
• Connection Type: Factory Connect
• Drivetrain: 2WD and 4WD
• Position: Driver side and passenger side (long tube)

Included Components

• 1x Driver side long tube header
• 1x Passenger side long tube header
• 2x High-flow catalytic converters
• 1x 3-inch elbow
• 1x Y-pipe
• 2x O2 sensor extensions
• 1x Welded hanger
• 6x Band clamps
• 1x Header bolt kit
• 1x RTV sealant
• 1x Installation instructions

Product Description

The Stainless Works FT21HCATY is a long tube header kit engineered specifically for the 2021-2026 Ford F-150 equipped with the 5.0L Coyote V8. Featuring 1-7/8-inch CNC mandrel-bent primary tubes and 3-inch collectors, this system significantly improves exhaust scavenging over the restrictive factory manifolds, delivering measurable gains in horsepower and torque. Integrated high-flow catalytic converters replace the factory units for improved flow while maintaining emissions functionality.

The Factory Connect design allows the system to bolt directly to the factory exhaust connection point, making it compatible with all cab and bed configurations across the 2021-2026 model range on both 2WD and 4WD trucks. Fully TIG welded from 304 stainless steel and built in Streetsboro, Ohio, this header kit is backed by Stainless Works' Lifetime Warranty and comes install-ready with all necessary hardware included.