Stainless Works M24H3CATLG 1-7/8" Long Tube Headers with High Flow Cats Aftermarket Connect

The Stainless Works M24H3CATLG long tube header system is engineered to deliver maximum horsepower gains for Mustang GT 5.0L engines. This performance exhaust solution features 1-7/8" primary tubes with integrated high-flow catalytic converters, designed to reduce backpressure and unleash the full potential of your engine.

Key Features:

• 1-7/8" CNC mandrel-bent primary tubes for optimal exhaust flow
• 3" diameter collector with integrated merge spike
• High-flow catalytic converters included for emissions compliance
• Aftermarket connect design fits most 3" aftermarket cat-back systems (may require cutting)
• Premium 304 stainless steel construction for lifetime durability
• Fully TIG-welded for maximum strength and reliability
• 3/8" thick mounting flanges ensure leak-free performance
• Natural stainless steel finish showcases quality craftsmanship

This bolt-on upgrade significantly increases both horsepower and torque while maintaining a deep, aggressive exhaust note. The long tube design and smooth mandrel bends eliminate turbulence and maximize exhaust gas velocity. Compatible with Stainless Works, MBRP, Corsa, and most other aftermarket cat-back exhaust systems. ECU tuning recommended to optimize performance and eliminate check engine lights. Not CARB certified.