Experienced and affordable Smog Test-Only Station, Smog Express has built a reputation for honest and reliable service. Serving Belmont, San Mateo County and San Francisco Bay Area.

Our technicians are all ASE and State Certified and are highly skilled in automotive smog test-only procedures.

As a Smog test-only station in Belmont California in San Mateo County,we are totally neutral toward our customers passing the test-only smog test!