2015-2018 GMC Sierra catalytic converter shield made of marine-grade aluminum with ventilation louvers and security bolts installed under the truck.

ADD AUTOMOTIVE/ ADD A CAT

2015-2018 GMC Sierra Catalytic Converter Shield

$460.00
Quantity:

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*

*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

*Completely Bolts on - No Drilling Required

*Installation - 20 Minutes

* One-Piece Design. Open the box. Install. Protect. The ADD A CAT Difference.

 

Description

Protect the catalytic converter on your 2015-2018 GMC Sierra with a custom-fit anti-theft shield and skid plate from ADD Automotive. Built from raw 3/32 in. 5052 marine-grade aluminum in a silver finish, this underbody plate helps deter cutting and removal attempts while resisting corrosion. Features include stamped ventilation louvers for heat dissipation, an oil service opening, a rear relief cut for debris wash-out, an additional center mounting location, and proprietary security bolts with hardware. Net weight with hardware: 18 lb. Ideal for catalytic theft protection and underbody coverage on GMC Sierra trucks. Note: may conflict with most suspension lift kits.

Frequently Asked Questions

How does the GMC Sierra Catalytic Converter Shield enhance theft protection?
The GMC Sierra Catalytic Converter Shield is designed with a custom-fit anti-theft shield and skid plate that deter cutting and removal attempts, helping to protect your vehicle's catalytic converter from theft.
What materials is the catalytic converter shield made of, and how resistant is it to corrosion?
The shield is constructed from raw 3/32 inch thick 5052 marine-grade aluminum, which offers excellent corrosion resistance and durability, especially in harsh environments.
Are there any special features that improve heat dissipation and maintenance access?
Yes, the shield includes stamped ventilation louvers for heat dissipation and an oil service opening, making maintenance easier while keeping temperatures in check.
Will this catalytic converter shield fit my GMC Sierra if I have a suspension lift kit?
The shield may conflict with most suspension lift kits, so it's recommended to verify compatibility with your specific lift setup before purchasing.
What additional benefits does the GMC Sierra Catalytic Converter Shield offer besides theft protection?
Besides theft deterrence, the shield provides underbody coverage, featuring a rear relief cut for debris wash-out and an additional central mounting point for secure installation.