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Quick O Muffler & Brake
“Fixing to take my car to them now, to Todd Slover need, 3 cool packs and 3 spark plugs, and my struts on driver side, I'll let everyone know how it goes”
Best Muffler & Exhaust Shops in Knoxville, TN
24 technicians listed · 15 in Knoxville · 6 open weekends · 20 rated 4.5+
Data verified October 16, 2026
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Knox Speed and Diesel
- Fuel
- Quality Service
- Vehicle
“Mike is full of knowledge, and even though he was obviously busy, he took time to speak to me each of the three times I stopped by, as well as a few other customers that stopped in to check on their rides.”
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RM Motor Werks
- Vehicle
- Invoice
- Needs
“I would highly recommend this place for any performance tuning they did an amazing job with my car and were very informative with any questions that I had during the process.”
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Knox Horizon Complete Auto Care
“Other car repair shops try to take advantage of ladies that are not in the know about auto repairs, but Knox Horizon Complete Auto Care is not deceiving and very upfront about what your car needs, what is recommended and what items that could wait a ...”
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Procare Tire & Auto Service
- Vehicles
- Oil
- Truck
“They always do an honest job and do not try to up sale you or do unnecessary work.”
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Kar Kare Muffler Center
“So, I bought Flowmaster Original 40s (offset in/center out) from Advance, but I was right, they were gonna be too hard to put on with the dual exhaust I already had on it.”
Listed for drivers in and around Knoxville, TN, these 24 shops handle mufflers, pipes and catalytic converters. What each one says about welding, custom work and warranties comes from its own website; ratings and quotes come from public reviews.
Area overview: Knoxville, TN
Of the 24 technicians we list here, 15 are in Knoxville itself and 9 come from towns including Alcoa (2, 13 mi), Clinton (2, 13 mi) and Seymour (1, 12 mi). The technicians on this page are rated from 4.0 to 5.0 across 2,562 reviews; 14 have 50 or more reviews and 20 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise professionalism (95%), quality (79%) and punctuality (61%). The topics that come up most in reviews of the technicians on this page are "price", "honest" and "diagnosis". 6 are open on Saturdays and 1 on Sundays. 2 list staff certifications (ASE) and 3 have a BBB rating of A or A+. Domain records put 2 websites of the technicians on this page at ten or more years old; the oldest dates from 2010. 1 offers financing; 1 gives free estimates; 1 is family- or locally-owned and 2 list coupons or special offers. We have a website on file for 9 of the technicians on this page; 6 publish a contact page and 3 list a public email. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
Why are some of these shops outside Knoxville?
15 of the 24 shops sit in Knoxville and the others come from other towns within 25 mi, listed under their own city. A shop with a bender and a welder is worth a short drive, since it can repair what a parts-only counter would replace.
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Smoky Mountain Diesel Performance
- Star
- Communication
- Fee
“Now I have the peace of mind, that my 2013 Chevy Silverado will not have the catastrophic fuel system issues that GM is presently involved in a class action law suit for.”
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Asian Auto Specialists
“I've took my 99' 4runner in there numerous times now because she likes to break, every time i've brought it in, it's been nothing but impeccable service and amazing work that gets done in a short amount of time.”
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Broadway Automotive
- Fair
- Work Done
- Charge
“Took in my toyota matrix to swap some lug nuts and investigate a suspension clank—they had it done and picked me up from my house within a few hours.”
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M & M House-Brakes & Mufflers
- M&m
- Work
- Job
“I feel like most of the time they have told me that the people were just after my money and that I had a few months before the repair needed to take place--or that the repair wasn't needed at all.”
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Joe's Garage
- Vehicle
- Honest
- Price
“Joe is the man to see for service to your vehicle and he will do you right and his prices are reasonable if you go to a dealership everyone knows they are there to make money and sometimes you go in with one problem and come out with another problem....”
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Washington Pike Services Center
“Did by charge to diagnose my car :)”
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Chris' Auto Service
- Truck
- Price
- Mechanic
“A great & reliable place to take all your car troubles.”
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LA Familia Mechanic Shop
- Price
“I definitely would recommend if you are looking for an honest group of mechanics and have had tough luck with "Price Gougerz" hiking up their price because you are not "Mechanically Inclined Nor Part Savy".”
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The Car Kraftsman LLC
- Skilled
- Trustworthiness
- Mechanic
“I left my car he called me up and let me know he done a diagnostic test and found out I had a bad radiator cap he fixed it I am very pleased with his service he is very knowledgeable friendly and a great mechanic I would recommend him to anyon...”
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Broadway Muffler & Hitch
“These guys went above and beyond the week of Christmas to get my new flatbed wired for my camper, when that didn't work correctly, I pulled my camper back up there and they fixed the problem that ended up being on my end on the camper at no addition...”
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Fred's Garage
“This shop said the cost to install the replacement part would be around $600 and would take several hours to get the part to the store, as well as a couple hours to fix the part.”
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Ellis Auto Services
- Vehicle
- Town
- Mechanic
“Great mechanics and people, took care of my work truck, diagnosed the problem quoted the repair and completed the work in a timely manner to get me back up and running for my next project.”
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Fast Lane Auto Repair LLC
“Next to my car in the huge garage bay was a massive off-road truck, and I'm pretty sure i saw motorcycles as well, so this man does it all and then some!!”
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The Mechanic
- Price
- Vehicle
“He has been taking care of my car for almost 13 years ,he always goes above and beyond to take care of my car , he always makes time for me whenever I call .”
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Rusty's Auto Service
- Vehicles
- Price
“Needed a little help with my rear differential they helped me out no problem super nice and definitely can't complain about the price I'll definitely use them again next time I need some mechanical help”
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Raceway Automotive
- Tire
- Price
“I've taken my car to Mikie for years always does great work an checks to make sure if there is any other problems that could cause damage to car myself, or others before I leave.”
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Clinton Mufflers
“Not sure why this says closed but this business IS NOT closed.”
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Carr's Auto Services
- Sunday
- Hotel
- Tow Truck
“This place helped us so much when we were stranded on our honeymoon, they gave us a discount on putting our belt back on and the guy with the bird is super cool and professional.”
Muffler and Catalytic Converter Services in Knoxville, TN Cost Estimates
Minimum cost
$110
Maximum cost
$1698
National Average
$170
Avg Per Hour Rates
$91
$134
$291
Typical price range is based on 379 cost profiles
Why these companies made our list
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