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  • 639 E. Airline Dr, East Alton, IL 62024

  • Mon / Wed / Fri: 8am – 5pm
    Tues / Thurs: 8am – 7pm

  • ASE Certified Auto Repair & Exhaust Shop in Alton IL

    Rob’s Discount Mufflers has been providing auto repair and preventative car maintenance services since 1992. Located in Alton, Illinois, our team of ASE-certified technicians can service your vehicle fast at an affordable cost. We pride ourselves on delivering honest and quality work. Contact us to keep your vehicle’s performance at optimal levels with our services:

  • • Emission Repairs
    • Tune-ups

  • • Auto Repair
    • Tire Service

  • • Auto Diagnostics
    • Exhaust Systems

  • • Engine Maintenance
    • Brakes

  • Automotive Diagnostic Tests Alton IL

    Having a quick car diagnostic test run by one of our certified technicians is a fast and effective way to locate the problem. This helps avoid unnecessary repairs. A diagnostic test relies on your car’s onboard computer system that is synced to your vehicle’s computer processor, sensors, microchips, and helps reveal potential problems to your engine, exhaust, and transmission including:

    • Air-fuel Metering
    • Emission Controls
    • Fuel Injector Malfunctions
    • Vehicle Speed Control & Idle Control
    • Ignition System Misfires
    • Computer Output Controls
    • Transmission Controls

  • Certified Emission Repair

    Emissions test check for pollutant emissions that are produced by your car’s engine. These tests are done to make sure they are up to regulation. At Rob’s Discount Mufflers, we help you pass your emissions test and provide repairs to ensure this happens. Some of the more popular reasons for failing your inspections:

  • • Faulty Fuel Metering
    • Defective Oxygen Sensor
    • Fault Spark Plugs

  • • Vacuum Leaks
    • High CO2 Levels

  • • Defective Air Injection System
    • Faulty Evaporative Emission Control System

  • Custom Mufflers & Exhaust Systems in Alton IL

    If you are experiencing muffler and exhaust issues, you can count on our team of certified technicians to have you back on the road in no time! A muffler and exhaust system are better for your car and your environment. We have experience installing a dual exhaust system to help your car run smoother, cleaner, and quieter. Our emissions and muffler repair experts can locate your problem and provide a quick solution to help get you back on the road.

    Brake Repairs & Tire Service in Alton IL

    Your brake system is one of the most important functions of your vehicle. It can be extremely dangerous for you and other drivers on the road if your brakes are not working properly. At Rob’s Discount Mufflers we provide thorough inspections to help ensure that every aspect of your system is fully-functioning. From your brake fluid to brake pads, brake pedals to hydraulic fluid, and drum brakes to disc brakes – we service it all. Here are some common signs you know when your brakes need to be serviced:

  • • Your anti-lock brake system light flashes on your dashboard (ABS)
    • Your brake dashboard is red, means there is a system imbalance

  • • Slow response on your brake pedal
    • A grinding or constant squealing while braking

  • Like your brakes, getting your tires rotated, aligned, and balanced is important to better your overall driving experience. Replacing tires can be expensive, having routine tire maintenance done by your local technicians is a great way to prolong their lifespan and get the most out of your tires. We are equipped with all sorts of tires from winter to all-purpose and different styles for your make and model. For quality service and better tires, stop by today!

  • Automotive Heating & Air Conditioning

    Rob’s Discount Mufflers is here to prevent the discomfort that comes along with a broken a/c and heating system. Our certified technicians have years of experience repairing vehicle’s heating and cooling system and can readily identify where the problem is with a thorough inspection that includes:

    • Check the interior blower
    • Check the radiator coolant level
    • Check all hoses
    • Ensure the pressure cap is working
    • Ensure accurate reading on the thermostat

  • • Check the interior vent air temperature
    • Screen the compressor belt

  • • Examine for cracks or additional damage
    • Cooling system pressure examination

  • • Contrasting the air conditioner pressure
    • Examine the air-conditioning system

  • ASE Expert Auto Repair Shop Alton IL

    At Rob’s Discount Mufflers, we provide quality car maintenance and auto repair services to help keep your vehicle at optimal performance levels. Our combined 100 years of experience and ASE-certified technicians guarantee that your car is in safe hands. We come stocked with a commitment to satisfy our customers, provide quality work and honest pricing! Contact Rob’s Discount Mufflers in Alton, Illinois for all your auto repair needs!

  • We Service Customers Daily from the Following Communities:

    • Alhambra • Alton • Benld • Bethalto • Brighton • Bunker Hill • Carpenter • Carrolton • Caseyville • Collinsville • Cottage Hills • Dorsey • Dow • East Alton • Edwardsville • Elsah • Fieldon • Fosterburg • Gillespie • Glen Carbon • Godfrey • Grafton • Granite City • Greenfield • Hamel • Hardin • Hartford • Highland • Holiday Shores • Jerseyville • Kane • Livingston • Marine • Maryville • Meadowbrook • Medora • Moro • Pontoon Beach • Prairietown • Roxana • Shipman • South Roxana • Staunton • Wood River • Worden