Established in 1988, Spencer’s Muffler is committed to providing you with the highest level of service in SLO County, so you'll always choose us for your muffler needs. We are highly skilled and have over 30 years of experience. We provide quick, quality, friendly service or the honesty and value we bring to every interaction, our customers love us. We genuinely care about your car and your experience, and it shows. Our first-time customers continually become our long term customers time and time again, choosing us for all their muffler needs. Open Monday through Friday, Saturdays by appointment. Spencer’s muffler services Atascadero, Paso Robles, Templeton, and the surrounding North County. Mufflers, Auto Repair, Custom Exhaust, Hot Rods, Catalytic Converters, Custom Cars, High Performance Motors, Welding and Fabrication