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Exhaust System & Muffler Repair Service

Muffler or exhaust issues can be more than just noisy - they can affect performance, fuel efficiency, and even your safety. If your car is sounding louder than usual, producing strange smells, or showing signs of vibration, it’s time to have your exhaust system inspected.

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Exhaust System & Muffler Repair FAQs

What is your car’s exhaust system?

How does a muffler work?

What does a catalytic converter do?

What are the signs your exhaust system needs repair?

Your vehicle’s exhaust system is made up of several parts - most importantly the muffler and catalytic converter - that safely move fumes away from the engine and cabin. Along the way, it reduces noise, improves performance, and cuts down on harmful emissions.

The muffler contains a series of chambers and tubes that redirect and cancel sound waves created by the engine, lowering the overall noise. Because it’s located beneath the rear of your car, the muffler is exposed to road debris, moisture, and heat, making it prone to rust or damage over time.

A catalytic converter uses chemical reactions to transform harmful emissions - such as carbon monoxide and nitrogen oxides - into safer gases like carbon dioxide and water vapor. Catalytic converters have been required on vehicles since 1975 and play a vital role in reducing air pollution.

  • Excessive engine noise - Louder than normal operation, especially when accelerating.

  • Bad smells - Exhaust leaks can let toxic fumes seep into the cabin.

  • Vibrations - Noticeable shaking in the steering wheel, pedals, or floorboards.

  • Decreased fuel efficiency - An inefficient exhaust system makes the engine work harder.

  • Rattling when idling - Loose or damaged parts can cause unusual sounds at low speeds

Exhaust System & Muffler Repair FAQs

What is your car’s exhaust system?

Your vehicle’s exhaust system is made up of several parts - most importantly the muffler and catalytic converter - that safely move fumes away from the engine and cabin. Along the way, it reduces noise, improves performance, and cuts down on harmful emissions.

How does a muffler work?

The muffler contains a series of chambers and tubes that redirect and cancel sound waves created by the engine, lowering the overall noise. Because it’s located beneath the rear of your car, the muffler is exposed to road debris, moisture, and heat, making it prone to rust or damage over time.

What does a catalytic converter do?

A catalytic converter uses chemical reactions to transform harmful emissions - such as carbon monoxide and nitrogen oxides - into safer gases like carbon dioxide and water vapor. Catalytic converters have been required on vehicles since 1975 and play a vital role in reducing air pollution.

What are the signs your exhaust system needs repair?

  • Excessive engine noise - Louder than normal operation, especially when accelerating.

  • Bad smells - Exhaust leaks can let toxic fumes seep into the cabin.

  • Vibrations - Noticeable shaking in the steering wheel, pedals, or floorboards.

  • Decreased fuel efficiency - An inefficient exhaust system makes the engine work harder.

  • Rattling when idling - Loose or damaged parts can cause unusual sounds at low speeds

Why Exhaust System Maintenance Matters

Your car’s exhaust system does much more than muffle noise. By channeling gases away from the cabin, it protects you and your passengers from harmful fumes. It also makes it so your engine can “breathe” properly, which boosts performance and fuel economy. A failing muffler or catalytic converter not only puts your safety at risk but can also lead to expensive engine damage if ignored.

When should you get it checked?

Even without symptoms, having your exhaust system inspected once a year is a smart practice. While many newer mufflers can last a decade or more, older ones typically last 5-7 years, depending on driving conditions. Catalytic converters are more durable but can fail due to overheating, contamination, or physical damage.

Proactive inspection saves money.

  • Small leaks can be repaired before they cause major failures.

  • Routine checks improve fuel efficiency, lowering long-term costs.

  • Early replacement of worn mufflers prevents further damage to exhaust pipes and hangers.

Better for your car, better for the environment

A properly functioning exhaust system keeps your car running clean and quiet. It reduces emissions, improves drivability, and maintains good standing with your neighbors - no one enjoys a roaring, rattling muffler during early morning commutes.

At Express Oil Change & Tire Engineers, our technicians inspect exhaust systems during every courtesy check and can repair or replace any failing components. From mufflers and catalytic converters to pipes and hangers, we’ve got you covered. Regularly-scheduled oil change was also included here.

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