JBA Cat4Ward Header

Fits 2014–2019 GM Trucks with 5.3L and 6.2L DFI Engines

Part #: 1850S-4

Overview

The JBA Cat4Ward Header is a high-performance primary exhaust component designed specifically for GM trucks equipped with 5.3L and 6.2L Direct Fuel Injection (DFI) engines from 2014 to 2019. This shorty header upgrade replaces restrictive stock manifolds to enhance exhaust flow, helping your engine breathe more efficiently. Built for truck owners seeking improved power delivery and engine efficiency, it supports a wide range of driving conditions including towing, daily driving, and spirited performance use.

Constructed to withstand demanding environments, this header offers durability and reliability while contributing to better throttle response and overall engine performance. Its design focuses on maximizing power and torque gains where you need them most, making it a practical upgrade for enthusiasts and professionals alike.

Key Features

Designed with precision and durability in mind, the JBA Cat4Ward Header includes:

• Manufactured from raw 409 stainless steel for long-lasting corrosion resistance and strength
• 1-5/8 inch primary tubes optimized for improved exhaust scavenging and flow
• Proprietary Firecone collector design utilizing race-proven technology to enhance power and torque
• Factory-style emission connections to maintain compatibility with existing vehicle systems
• High-quality hardware included for a secure, no-leak installation
• Shorty header configuration for easier installation and better fitment in tight engine bays

Construction & Design

The header’s construction from raw 409 stainless steel ensures it can endure the thermal and mechanical stresses typical of truck use, including towing and off-road conditions. The Firecone collector design is engineered to optimize exhaust pulse tuning, which helps improve engine efficiency and responsiveness. This design also reduces backpressure compared to stock manifolds, supporting smoother exhaust flow and enhanced engine performance.

Installation & Fitment

Designed as a direct replacement for factory manifolds on compatible GM trucks, the JBA Cat4Ward Header includes all necessary hardware and factory-style emission connections to facilitate a professional, leak-free installation. Its shorty header design allows for a straightforward bolt-on upgrade without extensive modifications, making it accessible for experienced DIY installers and professional shops alike.