Haas Auto Service Center
“Haas is what you have been looking for, a mechanic that keeps your car running without trying to upsell you on unnecessary services.”
Best Muffler & Exhaust Shops in Manassas, VA
17 technicians listed · all 17 in Manassas · 8 open weekends · 16 rated 4.5+
Data verified November 9, 2026
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We Care Auto
“I recently had my car detailed at We care auto repair and service, and I couldn't be happier with the results.”
Coho Automotive
“I've been utilizing their services for over 10 years and have nothing but good things to say.”
Logan's Import Service Emporium
“Because of this i travel from Lake Ridge to Manassas and have my 3 vehicles serviced there even though I reside in an area that has many repair shops.”
Certified Auto Repair Service
“He was busy working on other cars and had his own personal appointment afterwards, but made time to help me out instead of making me come back another day.”
VA Auto Care
“You should definitely try va auto care for all your car maintenance needs.”
Listed for drivers in and around Manassas, VA, these 17 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: Manassas, VA
All 17 technicians we list here are in Manassas itself. We have 28 technicians in Manassas on file; this page shows the highest-rated 17. The technicians on this page are rated from 4.4 to 5.0 across 1,646 reviews; 8 have 50 or more reviews and 16 are rated 4.5 or higher. The topics that come up most in reviews of the technicians on this page are "price", "honest" and "diagnosis". 8 are open on Saturdays. 2 list staff certifications (ASE) and 1 has a BBB rating of A or A+. 7 have ten or more years of experience, the longest 97 years. 2 give free estimates; 3 are family- or locally-owned and 2 list coupons or special offers. We have a website on file for 11 of the technicians on this page; 7 publish a contact page; 5 list a public email and 3 take bookings online. We count these figures across the technicians on this page; hours and prices change, so confirm the details with the technician before you visit.
Do any shops listed for Manassas check an exhaust free?
2 of the 17 shops state that they estimate at no charge. Exhaust work is one of the few jobs where that is easy to honor, because the fault is visible from under the car, so ask them to put it on the lift and point at the hole.
SW Automotive
“They worked fast and got it all done and took it for a quick test drive to make sure everything was good to go.”
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Redline Motorsports Inc.
“Do it right the first time and they explain the issue and your options.”
Platinum Auto Repair LLC
“Mechanics were very knowledgeable about the services you need to keep your car running smoothly.”
Schebish Bros Automotive Inc
“They communicated effectively and efficiently with me every step of the way and I couldn't be happier with how it turned out.”
Aragon Auto
“Thank you guys for making this headache free… coming back for any future automotive needs!”
Covenant Auto Service
“They have done work for me, and I have also recommended to family members and friends and it has always been a very satisfactory experience all around.”
C & M Auto Repairs LLC
“It was so hard to find an honest mechanic I finally I found one this place I love and I will continue bringing my car to them”
K M Automotive
“If you want a trustworthy mechanic, I recommend k and m automotive, they have all the experience and professionalism to deal with the problem, our cars are in good hands, excellent service and quality.”
Advanced Auto Care
“Was in and out very quickly with new front breaks and rotors!”
Oli's Auto Repair
“He works on all of my friends and family's cars and everyone is always pleased and satisfied.”
Promise Auto Repair
“He has excellent work ethics - he even asked me not to spend the additional money on something that I thought was needed.”
Why these companies made our list
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