JBA Cat-Back Exhaust System

1997–2006 Jeep Wrangler (2.5L & 4.0L)

Part #: 30-1514

Overview

The JBA Cat-Back Exhaust System is engineered specifically for Jeep Wrangler models from 1997 through 2006 equipped with either the 2.5L or 4.0L engines. Designed for Jeep enthusiasts seeking enhanced performance, improved exhaust flow, and a refined exhaust note, this system replaces the factory exhaust with a high-quality, free-flowing alternative. It delivers a balanced combination of power gains, aggressive yet controlled sound, and durable construction, making it an excellent upgrade for daily drivers and off-road adventurers alike.

Whether you're looking to increase horsepower, improve throttle response, or simply enjoy a deeper exhaust tone without excessive cabin noise, the JBA Cat-Back Exhaust System offers a reliable solution tailored to your Jeep Wrangler’s unique characteristics.

Key Features

This exhaust system incorporates advanced design elements and premium materials to ensure optimal performance and longevity. Key features include:

• Large diameter mandrel-bent stainless steel tubing for unrestricted exhaust flow
• High-flow stainless steel muffler(s) engineered to balance sound and performance
• Polished stainless steel chrome exhaust tip(s) for a sleek, factory-inspired appearance
• Factory-style hangers for straightforward installation and secure fitment
• Complete hardware kit included for a hassle-free upgrade
• Corrosion-resistant stainless steel construction for durability in harsh environments
• Precision tuning to deliver an aggressive yet manageable exhaust tone

Construction & Design

The JBA Cat-Back Exhaust System is crafted from premium stainless steel, ensuring resistance to rust and corrosion while maintaining structural integrity over time. The mandrel-bent tubing preserves smooth exhaust gas flow by eliminating restrictive bends, which helps maximize engine efficiency and power output. The system’s mufflers are designed to provide a deep, throaty exhaust note without overwhelming cabin noise, striking the perfect balance between performance and daily drivability.

Polished chrome tips add a refined finishing touch that complements the rugged styling of the Jeep Wrangler, while factory-style hangers ensure the system mounts securely and maintains proper alignment under all driving conditions.

Performance & Sound

By replacing the restrictive factory exhaust components with a free-flowing design, the JBA Cat-Back Exhaust System enhances exhaust scavenging and reduces backpressure. This results in improved horsepower and torque delivery, particularly noticeable during acceleration and off-road driving. The system’s mufflers are tuned to produce a rich, aggressive exhaust tone that enhances the driving experience without being intrusive inside the cabin.

Installation & Fitment

Designed as a direct bolt-on replacement for 1997–2006 Jeep Wrangler models with 2.5L and 4.0L engines, the JBA Cat-Back Exhaust System installs easily using factory mounting points and included hardware. No cutting, welding, or modifications are required, making it an ideal upgrade for enthusiasts who want a straightforward installation process. The system fits precisely to maintain proper ground clearance and exhaust routing.

What's Included

• Mandrel-bent stainless steel cat-back tubing
• High-flow stainless steel muffler(s)
• Polished stainless steel chrome exhaust tip(s)
• Factory-style hangers
• Complete installation hardware kit

Ideal For

This exhaust system is perfect for Jeep Wrangler owners who want to enhance their vehicle’s performance and sound without compromising reliability or requiring complex installation. It suits daily drivers, weekend off-roaders, and anyone looking to upgrade from the factory exhaust to a more efficient, better-sounding system that complements the Wrangler’s rugged character.

JBA Performance Exhaust is known for performance headers and exhaust systems for cars and trucks, including street and race-oriented configurations. Their lineup is built to improve exhaust flow and deliver a stronger performance sound, with many applications geared toward enthusiast builds that want power gains without sacrificing fitment.