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Stainless Works 2015-16 Mustang GT Headers 1-7/8in Primaries 3in High-Flow Cats Factory Connection

Stainless Works 2015-16 Mustang GT Headers 1-7/8in Primaries 3in High-Flow Cats Factory Connection

M15HCAT

Out of stock

$2,095.59 USD
$2,375.00 USD $2,095.59 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The Stainless Works 2015-16 Mustang GT Headers feature 1-7/8 inch primary tubes paired with 3 inch diameter high-flow catted lead pipes designed to connect seamlessly to the factory exhaust system. Constructed from tig welded 304 stainless steel, these headers include 3/8 inch thick flanges and 3 inch diameter slip-fit collectors with merge spikes for optimized exhaust flow. This system replaces the factory manifolds and catalytic converters, offering a superior performing, lifetime guaranteed bolt-on upgrade that enhances exhaust efficiency and durability while maintaining emissions compliance.

These headers are engineered for 2015–2020 Ford Mustang GT models, providing a direct replacement that fits the factory connection points without modification. Ideal for street and performance applications, the bolt-on design simplifies installation while delivering improved exhaust scavenging and power gains. The kit includes the headers and high-flow catalytic converters, making it suitable for daily driving and spirited use while preserving factory-style emissions control. This system is a reliable upgrade for Mustang enthusiasts seeking enhanced performance and longevity.

Overview

Stainless Works Mustang GT Headers

Fits 2015–2016 Ford Mustang GT

Part #: M15HCAT

Overview

The Stainless Works headers for the 2015–2016 Mustang GT are a high-quality performance drivetrain upgrade designed to replace the factory manifolds and catalytic converters. Crafted from durable 304 stainless steel, these headers feature 1-7/8" primary tubes and 3" diameter high-flow catted lead pipes that connect seamlessly to the factory connection point. This bolt-on system is intended for Mustang GT owners seeking improved exhaust flow and enhanced engine efficiency while maintaining a reliable and long-lasting setup.

Key Features

These headers offer a combination of precision engineering and robust materials to support your vehicle’s performance needs:

  • Constructed from TIG-welded 304 stainless steel for corrosion resistance and durability
  • 1-7/8" primary tubes designed to optimize exhaust flow
  • 3" diameter slip-fit collectors with merge spikes for smooth gas transition
  • 3/8" thick flanges ensure a secure and leak-free connection
  • High-flow catalytic converters integrated into the lead pipes for efficient exhaust management
  • Direct bolt-on design that replaces factory manifolds and cats without modification
  • Lifetime guaranteed system for long-term reliability

Construction & Design

The headers are meticulously fabricated using TIG welding techniques on premium 304 stainless steel, providing strength and resistance to heat and corrosion. The thick flanges and slip-fit collectors with merge spikes are engineered to maintain structural integrity and promote smooth exhaust gas flow, reducing turbulence and backpressure. This design supports consistent performance and durability under demanding driving conditions.

Installation & Fitment

Designed specifically for the 2015–2016 Mustang GT, this header system offers a direct replacement for the factory manifolds and catalytic converters. The 3" diameter catted lead pipes connect directly to the factory exhaust system, simplifying installation and minimizing the need for additional modifications or custom work. This bolt-on solution is ideal for enthusiasts looking to upgrade their exhaust system with minimal hassle.

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