OPACITY TESTING
Heavy-Duty Diesel Opacity Testing — OVI Test
We provide certified opacity testing for heavy-duty diesel trucks, RVs, port vehicles, and rail yard vehicles that are 2012 or older and don't meet CARB OBD requirements. All performed on-site at your location, fully CARB-compliant, with official documentation and fast turnaround. No travel fees and no hidden costs.
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Built for trucks OBD testing can't cover
Our opacity tests meet the latest CARB requirements and are ideal for 2012 and older heavy-duty diesel trucks, RVs, and specialty diesel equipment operating in ports, rail yards, or large fleets.
$250
Per vehicle
By appointment
Scheduling that fits your operation
Pre-2013
For trucks not supported by OBD
CARB filing
We handle all paperwork
Heavy-duty diesel trucks and RVs that are 2012 or older and not supported by OBD
Port, terminal, or off-road diesel vehicles
Specialty equipment and older fleet trucks requiring opacity testing
EQUIPMENT WE COVER
Smoke opacity testing for all heavy diesel equipment
Whether you visit our Huntington Beach location or schedule a mobile test, our certified technicians make sure your vehicle gets tested quickly and correctly.
HD Diesel Trucks
2012 and older heavy-duty diesel trucks operating in California.
RVs
Diesel-powered RVs and motorhomes requiring CARB smoke opacity testing.
CHC
Commercial Harbor Craft: tugboats, ferries, fishing vessels, and other harbor vessels.
CHE
Cargo Handling Equipment: yard tractors, top loaders, side loaders, and port equipment.
RTG Cranes
Rubber-tired gantry cranes used in ports and intermodal yards.
Specialty Diesel
Off-road, rail yard, terminal, and other specialty diesel machinery.

