2003-2024 Toyota 4Runner Catalytic Converter Shield/ ADD A CAT

00010-4R3021

Factory- Direct Installation at No Extra Cost

*Purchase an ADD A CAT Shield and receive FREE installation from the team that designed and built it*

 INSTALLS ARE DONE IN THE HOUSTON AREA ONLY. APPOINTMENT REQUIRED

FREE Shipping Nationwide on All Orders

*ADD AUTOMOTIVE/ ADD A CAT SHIELDS-ARE PATENTED AND TRADEMARKED*

Product Name: ADD A CAT TOYOTA 4Runner Catalytic Converter Shield

Brand:  ADD A CAT by ADD Automotive

Product Type: Catalytic Converter Shield

MATERIALS:

• *3/32-5052 Marine Grade Aluminum
• *Louvers for Optimum Ventilation
• *Proprietary Security Bolts with Security Bit in EVERY Hardware Kit - for GUARANTEED Protection
• *Designed and manufactured to work with existing OEM vehicle accessories
• *Corrosion-Resistant aluminum construction
• *Designed to withstand heat, road debris, moisture, and harsh weather conditions
• *Completely Bolts on - No Drilling Required
• *Precision water-jet cut
• *Installation - 20 Minutes

DIMENSIONS:

• *Vehicle-specific precision fit
• *3/32 aluminum thickness
• *One-piece shield design
• *Engineered to maintain factory ground clearance
• *Designed to work with existing OEM exhaust components
• *Arrives in a 39 x 7 x 25 box

FEATURES:

• *Patented ADD A CAT Design
• *Trademarked ADD A CAT brand
• *One-piece construction for maximum protection
• *Complete bolt-on installation
• *no drilling required
• *Installation - 20 Minutes
• *ADD A CAT Proprietary Security Bolts and Bit Included
• *Designed around OEM vehicle components
• *Ventilation louvers help maintain proper air flow
• *Free professional installation available in the Houston, Texas are with shield purchase

USE CASES:

Ideal for owners who:

• Park overnight outside
• Park in apartment complexes
• Park at schools or universities
• Commute daily
• Leave vehicles at the airports
• Park at shopping centers
• Own fleet vehicles
• Want additional theft protection
• Live in areas with catalytic converter theft\
• Want long term vehicle protection without altering the vehicle

WHAT'S INCLUDED:

Every ADD A CAT kit includes:

• (1) Catalytic Converter Shield
• Complete ADD A CAT Proprietary Hardware with Security Bit
• Installation constructions are available at ADDAutomotive.com for download or printing

CARE & MAINTENACE:

The ADD A CAT shield is designed for minimal maintenance.

Recommended Care Includes:

• Inspect mounting hardware during routine vehicle maintenance
• Verify security bolts remain properly tightened after major service
• Rinse with water to remove mud, road salt, or heavy debris
• Use only genuine ADD A CAT replacement security hardware if replacement components are needed

TOYOTA 4RUNNER VEHICLE FITMENT: 

• 2003 TOYOTA 4Runner   2wd and 4wd 
• 2004 TOYOTA 4Runner   2wd and 4wd 
• 2005 TOYOTA 4Runner   2wd and 4wd  
• 2006 TOYOTA 4Runner   2wd and 4wd 
• 2007 TOYOTA 4Runner   2wd and 4wd 
• 2008 TOYOTA 4Runner   2wd and 4wd  
• 2009 TOYOTA 4Runner   2wd and 4wd 
• 2010 TOYOTA 4Runner   2wd and 4wd 
• 2011 TOYOTA 4Runner   2wd and 4wd 
• 2012 TOYOTA 4Runner   2wd and 4wd 
• 2013 TOYOTA 4Runner   2wd and 4wd 
• 2014 TOYOTA 4Runner   2wd and 4wd 
• 2015 TOYOTA 4Runner   2wd and 4wd 
• 2016 TOYOTA 4Runner   2wd and 4wd 
• 2017 TOYOTA 4Runner   2wd and 4wd 
• 2018 TOYOTA 4Runner   2wd and 4wd 
• 2019 TOYOTA 4Runner   2wd and 4wd 
• 2020 TOYOTA 4Runner   2wd and 4wd 
• 2021 TOYOTA 4Runner   2wd and 4wd 
• 2022 TOYOTA 4Runner   2wd and 4wd 
• 2023 TOYOTA 4Runner   2wd and 4wd 
• 2024 TOYOTA 4Runner   2wd and 4wd 

One-Piece Design. Open the box. Install. Protect.

The ADD A CAT Difference.

Description

Protect the catalytic converter on your 2003-2024 Toyota 4Runner with a custom-fit anti-theft shield designed for 2WD and 4WD models. Built from 3/32 inch 5052 marine-grade aluminum in a raw silver finish, this shield uses proprietary security bolts and integrated ventilation louvers to help deter tampering while maintaining airflow. Formed sidewalls and vehicle-specific mounting points provide underbody coverage without a universal-fit compromise. Fits Toyota 4Runner model years 2003-2024. Please note: possible conflicts with most suspension lift kits. Free shipping is included, and free installation is available in the Houston area. Installation instructions and installation video are available.