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
-
2019 Cadillac CT6
Mileage91,171Service Date6/8/2026Services Performed- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures.
Larry L. gave our service a 5 star review on 6/8/2026 -
2015 Ford Escape
Mileage76,953Service Date6/2/2026Services Performed- CABIN AIR FILTER – Remove & Replace
- Removed cabin filter and found large amounts of debris. Cabin filter looked original. Cleaned debris and replaced cabin filter. Large amounts of debris in cowl. Cleaned and removed cowl. Inspected fresh air vent and cleaned. Sprayed antibacterial cleaner through vent system. Rec clean car.
Jacqi T. gave our service a 5 star review on 6/7/2026 -
2017 Infiniti QX70
Mileage124,568Service Date6/5/2026Services Performed- Install Magnaflow dual exhaust system using stainless steel tips from catalytic converter back. Mig weld all connections and fabricate new hangers, parts and labor
- Technician Notes: Repaired positive battery terminal connection. Brake pedal is traveling to the floor during application. Recommend starting with a brake fluid exchange due to fluid condition and possible air/moisture contamination in the system. Master cylinder replacement may be required if pedal concern persists after service. Left front wheel bearing is making noise and has failed. Rear sway bar links are loose/worn. Recommendations: Perform brake fluid exchange and reevaluate brake pedal feel. Master cylinder replacement may be necessary if condition does not improve. Replace left front wheel bearing assembly. Replace rear sway bar links.
Aaron B. gave our service a 5 star review on 6/5/2026 -
2012 Toyota Tacoma
Mileage103,776Service Date6/3/2026Services Performed- Inspect fluid levels, tires, brakes, steering and suspension components, belts, hoses, lights, battery condition, and check for visible leaks or safety concerns. Advise on any recommendations as needed.
- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures.
- Check TPMS light. Adjust tire pressures to specification and verify system operation. Advise on TPMS sensor replacement if a faulty sensor is identified.
Mario R. gave our service a 5 star review on 6/3/2026 -
2021 Dodge Durango
Mileage60,813Service Date6/3/2026Services Performed- Install customer supplied tips. Weld in new tips Fabricate new section of pipe on passenger side muffler is crushed
Sabrina T. gave our service a 5 star review on 6/3/2026 -
2019 Dodge Challenger
Mileage49,987Service Date6/3/2026Services Performed- mid delete with dual outlet black tips.
Emil D. gave our service a 5 star review on 6/3/2026 -
2009 Chevrolet Malibu
Mileage90,102Service Date6/2/2026Services Performed- Advanced testing & system inspections for drivability or intermittent issues. Detailed findings, repair recommendations, and cost estimates provided.
Rashawn T. gave our service a 5 star review on 6/2/2026 -
2021 Ford Bronco Sport
Mileage25,180Service Date6/2/2026Services Performed- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures.
Angel C. gave our service a 5 star review on 6/2/2026 -
2012 Honda Civic
Mileage168,338Service Date5/29/2026Services Performed- Remove broken flange section. Fabricate new pipe and mig weld all connections parts and labor
Brian S. gave our service a 5 star review on 5/29/2026 -
2014 Nissan Titan
Mileage99,060Service Date5/28/2026Services Performed- install new muffler and fabricate new font pipe sections.
Michael N. gave our service a 5 star review on 5/29/2026 -
2024 Chevrolet Silverado 2500 HD
Mileage44,376Service Date5/18/2026Services Performed- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures.
Matt J. gave our service a 5 star review on 5/28/2026 -
2016 Chevrolet Silverado 1500
Mileage138,564Service Date5/26/2026Services Performed- Install stainless steel dual exhaust system with magnaflow muffler and tips. Mig weld all connections and fabricate new hangers, parts and labor
Adam C. gave our service a 5 star review on 5/28/2026



