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About Us

 

Union Smog Test Only is an independently owned and operated smog shop where we strive to achieve excellent customer service. Let us earn your business today.

Copyright © 2019-Union Smog RWC

2000+ & Diesel

For newer vehicles, we use your car's OBDII port to run diagnostics on your vehicle to check for emissions issues

From:

$45

1995-1999

Vehicles in this year range require a loaded dynamometer inspection to test for excessive emissions during loaded driving conditions

From:

$60

1995 & Older

Older vehicles require an enhanced test where the vehicle's evaporative system is sealed with Nitrogen gas and checked for excessive leaks

From:

$75