2003-2024 Toyota 4Runner Cat Back Exhaust

Product Overview

Upgrade the exhaust performance and sound of your Toyota 4Runner with this premium T-304 Stainless Steel Straight-Through Cat-Back Exhaust System, engineered to fit ALL 2003–2024 Toyota 4Runner models. Designed for strength, durability, and maximum exhaust flow, this system offers a perfect OEM-plus upgrade for daily driving, off-road adventures, and long-distance overlanding.

Constructed from high-quality T-304 stainless steel, the system delivers exceptional corrosion resistance, heat tolerance, and long-term reliability even in harsh environments. The 2.5-inch mandrel-bent piping ensures smooth, unrestricted airflow, improving throttle response and enhancing mid-range power. The included 4-inch double-wall, slant-cut exhaust tip, finished in anodized silver, gives the 4Runner a clean, aggressive, and modern appearance.

Whether you’re climbing trails, towing, or simply looking for a deeper, more refined exhaust note, this cat-back system brings the perfect balance of performance, sound enhancement, and rugged durability. With a direct bolt-on design and zero cutting required, installation is straightforward and fully compatible with factory mounting points.

Key Features

Premium T-304 Stainless Steel Construction
Built from durable T-304 stainless steel that resists rust, corrosion, and road debris. Ideal for high-heat, wet, or off-road conditions, delivering long service life compared to OEM exhaust materials.

Straight-Through Cat-Back Design for Improved Flow
This performance-focused design reduces backpressure and improves engine breathing. Expect enhanced throttle response, smoother acceleration, and a deeper, more aggressive exhaust tone.

Mandrel-Bent 2.5-Inch Piping (16 Gauge)
The full 2.5-inch mandrel-bent tubing maintains consistent pipe diameter through every bend, maximizing gas velocity and supporting improved performance across the powerband.

4-Inch Double-Wall Slant-Cut Tip
Features a bold, slant-cut 4-inch tip with a double-wall design for strength and heat resistance. The anodized silver finish adds a clean, polished look to the 4Runner’s rear profile.

No Cutting Required – Direct Bolt-On Fitment
Designed specifically for 2003–2024 Toyota 4Runner, using factory mounting locations for a simple installation. No cutting, welding, or permanent modifications needed.

Enhanced Exhaust Tone
Delivers a deep, refined sound that enhances the driving experience without excessive cabin drone—perfect for daily use, long trips, and trail driving.

Trail-Ready Durability
Engineered for 4Runner owners who take their vehicles through mud, gravel, water crossings, and rocky terrain. The high-ground-clearance design makes it ideal for off-road and overland builds.

Installation

This exhaust system is designed for an easy direct bolt-on installation using factory exhaust points.

• No cutting required

• Installation manual not included

• All necessary hardware is included in the package

• Basic hand tools required for most installations

• Professional installation is highly recommended for best results

Vehicle Compatibility

Below is a Shopify-compatible plain text table (no code) with Year, Make, Model, Trim.