At A+ Smog and Muffler Complete Auto Repair, we specialize in performance. Whether you want to get the best mileage out of your car or want to get your project car at its best, we can do it all.


At A+ Smog and Muffler Complete Auto Repair, we are dedicated to providing the best quality of auto repair service. Our services include complete smog check, muffler, engine, transmission, air conditioning, electrical, alignment, and performance. We service all of San Bernardino and surrounding areas.

About A Plus Smog and Muffler Auto Repair

Computer Programming

  • Today's cars and trucks can be highly tuned for additional horsepower, torque, and overall performance and efficiency.

    A Plus Smog and Muffler offers professional automotive computer programming for all makes and models.

    We offer the following programming services:

    • TSB Reflash
    • Air Bag Module
    • Body Control Module
    • Computer Update
    • Immobilizer Keys
    • New Computers
    • TCM Reprogram