Anti-Siphon Units

Africa's Toughest
Anti-Siphon

The Ultimate Diesel Theft Protection System

Made of Tough & Durable 304 Stainless Steel, the Diesel Guard fits permanently onto the filler neck of vehicles to keep your diesel where it belongs.

Our patented design provides complete diesel theft protection, while still allowing high volume refuelling.

A World Leader in Fuel System Protection​​​

Our range of products are exported worldwide and has represented this sector of the security market, at a number of shows and seminars and expos.

Protecting Diesel Tanks Since 2007

75+ Designs To Fit Any & All Requirements

Designed in South Africa

A World Leader in Fuel System Protection​​​

Made of Tough & Durable 304 Stainless Steel, the Diesel Guard fits permanently onto the filler neck of vehicles to keep your diesel where it belongs.

Our patented design provides complete diesel theft protection, while still allowing high volume refuelling.

Quick & Easy Installation

The units are designed to be non-removable with quick & easy installation.

Tough & Maintenance Free

All of our products are manufactured from 304 stainless steel for superior strength, durability & corrosion resistance.

Extensive Research

For more than 15 years we have designed units to fit all makes of diesel vehicles sold in South africa.