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Exhaust System Shops in Newmarket, ON

Find trusted exhaust system services in Newmarket. Compare prices, read reviews, and book online.

Midas

Midas

16995 Yonge St, Newmarket, ON L3Y 5Y1, Canada

(289) 366-1556

Muffler Guy Ltd

Muffler Guy Ltd

17075 Leslie St Unit 24, Newmarket, ON L3Y 8E1, Canada

(905) 898-2862

One Stop Muffler & Brakes Shop

One Stop Muffler & Brakes Shop

1111 Gorham St #18, Newmarket, ON L3Y 8X8, Canada

(905) 853-1437

Speedy Auto Service Newmarket

Speedy Auto Service Newmarket

17295a Yonge St, Newmarket, ON L3Y 8Z2, Canada

(905) 898-2811

Muffler & Exhaust System Repair in Newmarket, ON

Your exhaust system manages emissions, reduces noise, and affects engine performance. Find qualified exhaust repair specialists in Newmarket for catalytic converter replacement, muffler repair, exhaust manifold service, and custom exhaust fabrication.

Common Causes of Exhaust & Muffler Problems

Signs Your Exhaust System Needs Repair

Exhaust System Services Available

Catalytic Converter Replacement

Installing a new OEM or aftermarket catalytic converter

Muffler Replacement

Replacing worn or rusted-through mufflers

Exhaust Pipe Repair & Welding

Welding patches or replacing corroded sections

Exhaust Manifold Repair

Fixing leaks and replacing cracked manifolds and gaskets

Flex Pipe Replacement

Replacing the flexible joint that absorbs engine movement

Custom Exhaust Fabrication

Custom mandrel-bent exhaust systems for trucks and performance vehicles

Exhaust System Tips

  • Have your exhaust system visually inspected at every oil change
  • If you smell exhaust fumes inside the cabin, get it fixed immediately—carbon monoxide is deadly
  • Address small rust spots before they become expensive full-section replacements
  • A rattling heat shield is an easy, inexpensive fix—don't ignore it
  • Keep your engine running properly to protect the catalytic converter from premature failure
  • Application of undercoating can help protect exhaust components from salt corrosion

Frequently Asked Questions

OEM catalytic converters range from $1,000-$3,000+ depending on the vehicle. Aftermarket units can cost $500-$1,500. The high precious metal content (platinum, palladium, rhodium) drives the cost.

While the vehicle may still run, driving with an exhaust leak is dangerous due to carbon monoxide exposure and may cause you to fail emissions testing. It should be repaired promptly.

Mufflers in regions with harsh winters and heavy road salt typically last 5-8 years. In milder climates, stainless-steel mufflers can last the life of the vehicle.

Common causes include engine misfires (unburnt fuel overheating it), excessive oil consumption, coolant leaks into combustion, or simply age and high mileage. Fixing the root engine issue prevents repeat failure.

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