Alpha Smog Station on Chula Vista's Palomar Street is a STAR-certified test-only facility that opened in 2022, equipped to run California BAR-mandated OBD-II and tailpipe emissions inspections for gasoline vehicles. Pre-registration smog checks pair naturally with the routine oil and filter service at Jiffy Lube, keeping maintenance and compliance on a single errand loop along the western Chula Vista corridor. The STAR certification authorizes the station to test vehicles flagged by the California DMV for directed inspections, a designation that requires higher pass-rate thresholds and ongoing BAR auditor oversight. Brake-and-lamp inspections round out the compliance menu for vehicle-transfer and salvage-title transactions, alongside the tire and suspension checks available at Hernandez Tire Pros. The OBD-II diagnostic bay reads readiness-monitor status across all California-mandated emission subsystems — catalytic converter efficiency, evaporative-system integrity, oxygen-sensor response, and EGR flow — before issuing a pass or fail certificate.