Montambault's Auto Supply & Service Center

Serving the Greater Waterbury Area for Over 80 Yrs. Complete Care Center.

No appointment Necessary. Approved State Emissions Testing Facility & Certified Repair Center

Male car mechanic changing car exhaust

If you’ve ever failed an emissions test, you know what a pain it can be to find a repair shop, get the repair, and then have to go back to the testing facility to try again. Don’t do all that running around! Get all your testing and repairs right in one place.

• Official Connecticut State Emission Test

• Certified Emission Repair Facility

• ASE Master technicians

• Close to Motor Vehicles office

• Comfortable waiting area

• Over 80 years of experience

Why choose us?

If you have failed an inspection or you know you’ll need a repair before the emissions test, drop off your car in the morning. Our expert technicians will diagnose and fix the problem fast. Our inspectors will then do your emissions test and have your vehicle ready to pick up by the afternoon.

If your vehicle fails the state's emissions test, our ASE Master Technicians can evaluate and diagnose the problem

Same day service

Make an appointment for super fast service or just stop by when you have the time. We’re here 6 days a week for your convenience.

No appointment necessary


No more failed emissions tests

Emissions testing for only $20! Cash, credit and debit accepted.

CTA Connecticut Emissions Program