OE-Quality is the Minimum Benchmark

Quality isn't just a target - it's the starting point.

In-House Testing, OE Validation

Our parts are tested at the Dinex Test Center—ensuring they meet the strictest OE requirements for emissions control, durability, and performance in real-world driving conditions.

Warranty That Leads the Industry

We back our commitment to quality with one of the best warranties in the aftermarket. Most major Dinex components are covered by up to 3 years—giving you confidence long after installation.

End-to-End Manufacturing Control

From raw material to finished product, we own and oversee the entire process. That means better quality control, faster innovation, and unmatched consistency across all components.

“

Nobody has time for downtime, so at Dinex we want to make sure that our parts fit, perform, and endure as you would expect. We supply some of the world’s leading OEMs, and the learnings from that is used to strengthen our Aftermarket offering. ”

David Hughes

General Manager, Dinex Emission Inc.

Eliminate Risks - Enjoy Durability

When it comes to emission systems, even a small failure can lead to costly downtime, poor fuel efficiency, or compliance issues. That’s why Dinex parts are built with longevity in mind—using OE-grade materials, advanced coatings, and proven designs tested in both lab and road conditions.

And with our market-leading 3-year warranty on major components like DPFs, DOCs, SCRs, and OneBoxes, you get peace of mind built in. No guesswork. No compromises. Just durability you can trust—mile after mile.

1-Year Warranty

Mechatronics (sensors & DEF systems), accessories, flex & bellows

3-Year Warranty

All core products such as DPFs, DOCs, SCRs, OneBoxes, and pipes