We’re Proud to Take Care of You and Your Car
At Sweeneys Custom Muffler, we have provided excellent service to our customers and their cars for over 70 years, providing service for a wide variety of vehicles, including: foreign and domestic cars, light trucks and SUV’s, and mini-vans.
Great Prices
We bring you the most accurate and fair prices.
Trusted
Trusted for our high quality service.
Guarantees
Covers parts and labor on qualifying repairs and services for 12 months/12,000 miles.
Affordable & Reliable Catalytic Converters
Sweeney's Custom Muffler offers the best value for catalytic converters for all makes and models of trucks, cars, SUVs, and RVs. Sweeney's family owned business has provided thousands of satisfied automobile owners with, affordable catalytic converter replacements, installations, and sales.
All of our catalytic converters are EPA and CARB (California Air Resources Board) approved for optimal vehicle emissions control and are specifically designed for your vehicle to pass smog check. We offer high-quality stainless-steel after-market and OEM catalytic converters, both weld-in or bolt-in, and we are authorized installers of leading brands such as Miller, Walker, Magnaflow, Catco, and Cartex.