License #283205 · California state licensing records · data refresh 2026-08-02
About this oil change shop
National Motor Works, Corp operates out of 41 E 18th Street in National City, in San Diego County, California. It appears in California state licensing records under license #283205 (data refresh 2026-08-02).
Its self-reported specialty on record: Tune-up, Oil, and Lube. Phone: (619) 474-7151. Hours and wait times vary — calling first beats a wasted trip.
National Motor Works, Corp is at 41 E 18th Street, National City, CA 91950, in San Diego County. Phone: (619) 474-7151.
What license does National Motor Works, Corp hold?
National Motor Works, Corp appears in California state licensing records under license #283205 (data refresh 2026-08-02).
What does a cabin air filter do and when should I replace it?
The cabin filter cleans air entering your car's interior — replace it every 15,000-25,000 miles or sooner if you notice weak airflow or musty odors from the vents.
Clogged cabin filter cuts A/C and heater airflow significantly
Dirty filter allows allergens, dust, and pollutants into the cabin
California wildfire smoke seasons demand more frequent changes
Located behind the glove box on most vehicles — quick replacement
A fresh cabin filter also reduces odors and improves defroster performance
Per HVAC filter standards and manufacturer service intervals.
What is a 30k 60k 90k mile service?
Manufacturer-defined major service milestones that replace fluids, filters, belts, and plugs on a schedule — the 30k/60k/90k framework is shorthand for escalating inspection depth.