Welcome to Mighty Muffler, your car service in Claymont, DE!
If you’re looking for auto repair in Claymont, DE, you’ve found us. Here at Mighty Muffler we work hard to earn your trust and loyalty. We are a full-service auto repair facility that offers everything your car needs. We have always been widely known for our quality exhaust systems. Visit our automotive specialists at DE for all of your car care needs!
Here at Mighty Muffler we understand what makes customer service truly outstanding. You will feel the difference exceptional customer care makes when you work with us. We know auto repair in Claymont offers you lots of choices, and we aim to provide the kind of caring customer service that will bring you back.
Our professional automotive service offers you years of combined expertise from our well-trained technicians. We treat our auto repair professionals well because we value their skill and can-do attitude. We know our team sets us apart, saving you time and money, not to mention worry. When it comes to auto repair in Claymont, we are totally confident that Mighty Muffler is the best option in town!



Address
Mighty Muffler
3207 Philadelphia Pike
Claymont, DE 19703
(302) 798-7900
Shop Hours
Mon-Fri: 8am-5:30pm
Saturday: By Appointment
Sunday: Closed
Directions
Payment Types




Affiliates & Certifications
About Mighty Muffler Claymont, DE
Mighty Muffler is not a chain franchise and is NOT affiliated with any other locations. We are widely known in the tri-state area for our quality exhaust systems. Nelson Whitlock Jr. has been fabricating custom exhaust systems since 1997. Our attention to detail and honest prices are what set us above all of our competition. If you are looking for a stainless steel custom exhaust on your street rod or a stock muffler on your everyday car we have you covered.
Since moving to our new location we are now pleased to offer all of our customers automotive diagnostic and repair services. Bring your car in for a tune-up, oil change, brakes, or new tires. Same great service, new and improved location, with expanded services, how can you go wrong!
The Absolute Best Car Service in Claymont, DE
What sets Mighty Muffler apart from all of the others in Claymont, DE?
Trust: When it comes to auto repair in Claymont, DE, it’s all about earning loyalty and trust by doing our very best every day. We are determined to earn and keep your trust.
Talent: At Mighty Muffler, you can rest easy knowing that our highly-skilled, experienced auto service professionals are handling your car. Our technicians bring years of experience, skill, and education to the Claymont auto repair table.
Time: We take the time we need to provide you with top quality car service in Claymont, DE, and we take the time to talk to you about what that means. We listen to you so we understand your needs and goals for your auto repair.
About Mighty Muffler Claymont, DE
Mighty Muffler is not a chain franchise and is NOT affiliated with any other locations. We are widely known in the tri-state area for our quality exhaust systems. Nelson Whitlock Jr. has been fabricating custom exhaust systems since 1997. Our attention to detail and honest prices are what set us above all of our competition. If you are looking for a stainless steel custom exhaust on your street rod or a stock muffler on your everyday car we have you covered.
Since moving to our new location we are now pleased to offer all of our customers automotive diagnostic and repair services. Bring your car in for a tune-up, oil change, brakes, or new tires. Same great service, new and improved location, with expanded services, how can you go wrong!
The Absolute Best Car Service in Claymont, DE
What sets Mighty Muffler apart from all of the others in Claymont, DE?
Trust: When it comes to auto repair in Claymont, DE, it’s all about earning loyalty and trust by doing our very best every day. We are determined to earn and keep your trust.
Talent: At Mighty Muffler, you can rest easy knowing that our highly-skilled, experienced auto service professionals are handling your car. Our technicians bring years of experience, skill, and education to the Claymont auto repair table.
Time: We take the time we need to provide you with top quality car service in Claymont, DE, and we take the time to talk to you about what that means. We listen to you so we understand your needs and goals for your auto repair.
Recently Serviced Vehicles
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2015 Ford F-150
Mileage107,560Service Date7/10/2026Services Performed- Install customer supplied exhaust
Ivan D. gave our service a 5 star review on 7/10/2026 -
2024 Ford Expedition
Mileage17,909Service Date7/9/2026Services Performed- Install magnaflow 24" body with dual outlet black tip. Weld all connections and hangers
Jeff M. gave our service a 5 star review on 7/9/2026 -
2012 Lexus RX 350
Mileage60,347Service Date7/1/2026Services Performed- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures.
- Rotate and inspect tires and set all pressures
JIMMY M. gave our service a 5 star review on 7/8/2026 -
2022 Chevrolet Silverado 1500
Mileage27,275Service Date7/8/2026Services Performed- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures.
- Tread depths LF ( 11 /32 ) RF ( 11 /32 ) LR ( 11 /32 ) RR ( 11 /32 )
- Bulb Replacement – Small
Antonio K. gave our service a 5 star review on 7/8/2026 -
2012 Ford Escape
Mileage176,572Service Date7/7/2026Services Performed- install muffler
JAMIE M. gave our service a 5 star review on 7/7/2026 -
2011 Ford Mustang
Mileage127,047Service Date7/7/2026Services Performed- Install customer supplied exhaust and fabricate new front setcions and weld
Michael O. gave our service a 5 star review on 7/7/2026 -
2005 Cadillac STS
Mileage132,908Service Date7/6/2026Services Performed- BRAKE LINE REPAIR – RIGHT REAR SUBFRAME
- Perform complete brake fluid exchange throughout the entire hydraulic system until fresh, clean fluid is present at all components.
Robert T. gave our service a 5 star review on 7/6/2026 -
2009 Nissan Rogue
Mileage176,396Service Date6/25/2026Services Performed- MUFFLER AND TAIL PIPE ASSEMBLY – Remove & Replace
- Remove and Replace Flex pipe and mig weld all connections Parts and Labor
Veronica F. gave our service a 5 star review on 7/5/2026 -
2015 Ford F-150
Mileage108,923Service Date7/1/2026Services Performed- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures.
- Rotate and inspect tires and set all pressures
Jeff P. gave our service a 5 star review on 7/1/2026 -
2021 GMC Acadia
Mileage45,437Service Date7/1/2026Services Performed- Includes complete system scan, recording and interpreting codes, saving freeze frame data, verifying TSBs/recalls, applying diagnostic procedures, and performing pre- and post-road tests to confirm results.
Ed P. gave our service a 5 star review on 7/1/2026 -
2015 Buick Enclave
Mileage214,721Service Date6/30/2026Services Performed- Evacuated and recharged the A/C system. Performed a vacuum test for leaks and refilled the system with refrigerant containing leak detection dye. NOTE: This is a diagnostic service, not a repair. If any leaks or issues persist, additional diagnosis and/or A/C component replacement may be necessary at an additional cost.
- AIR COND HOSE – Remove & Replace – Compressor Hose, Assembly – [Includes: R&I Bumper Cover.] – [DOES NOT include Air Conditioning System recover, evacuate and/or recharge.]
Kayla R. gave our service a 5 star review on 6/30/2026



