Tessi Big Diesel Exhaust & Filtration

Tessi Big Diesel Exhaust & Filtration is a trusted muffler shop in London, Ontario, offering expert exhaust repair and maintenance services. With decades of experience, they specialize in servicing both diesel and gas-powered vehicles. Open Monday to Friday from 8 AM to 4 PM, Tessi provides reliable solutions for all your exhaust system needs.

What Customers Are Saying

“I needed some pipe for my truck his hrs are unpredictable but he had what I needed and he’ll make and bend what ever you need for your truck” — Isaac Thiessen (★★★★☆)

“Always great service and provides quality exhaust parts! We needed to build a turbo flange from scratch. Tessi provided us with the necessary parts to weld together for a custom fit. Couldn’t get any better!” — Rebar Donny (★★★★★)