Experience Customized Cargo Tank & Diesel Emissions Services All Under One Roof

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Welcome to the online home of Tank Specialties of California and Advanced Emission Control Solutions. Here, you’ll find everything to cover your cargo tank inspection, customization, repair, and outfitting as well as your diesel emissions servicing needs. 

Our common ground is our close vendor partnerships, delivering exceptional customized work, proven to go well beyond your expectations. With our years of experience, you’ll have a team of heavy-duty diesel and tanker experts taking care of your fleet.

UNMATCHED

UNMATCHED QUALITY & EXPERTISE IN CARGO TANK SOLUTIONS AND DIESEL EMISSIONS COMPLIANCE
Now, everything for trouble-free operation and a long lifespan for your heavy-duty diesel trucks and equipment, and for your cargo tankers is all under one roof! From cargo tank inspection for compliance to DPF cleaning and maintenance for diesel emissions compliancy, Tank Specialties of California and Advanced Emission have you covered.

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CONTACT US

(559) 579-1450

Tank Specialties of California

We continue to stand as the premier company in the Central Valley, and throughout California, providing full-service cargo tank repair, modification, inspection, and testing facility. For over 40 years, we have been known as the go-to for welding, fabrication, electrical, hydraulics, and pump and metering here in the Central Valley.

Our thousands of customers over the years include fleet owners from every sector of product transport, ranging from petroleum delivery to service stations to Ag fuel transportation. We are proud to support industries beyond the petroleum field, too, including water, dairy, oil, wine, chocolate, grain and so many more. We even provide testing, service, and repair for local military jet refueling and firefighting helicopters. Supporting our community of customers is our continued goal.
We are the one-stop shop for all cargo-tank services including:

Customized Modification

Everything from outfitting a new cargo tank trucks and tank swaps, to adding extras like toolboxes, marker lighting, and installing Power Take Off (PTO) units is all part of our wheelhouse. We’ll even take care of custom modifications to ensure your entire fleet looks the same, and we’ll pull out all the stops to fully customize for your special applications.  Need outfitting to ensure the proper hauling of dairy and food grade materials? We’ve got that covered. Give us a call and let's discuss your customization needs today.

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Tank Services

We provide aluminum, stainless steel and carbon steel welding services for DOT tanks (following designs and standards put forth by the Department of Transportation). We provide stainless steel jacket wraps and heads. Electrical, hydraulics, and pump/meter servicing are performed by our expert team of tanker truck technicians.

Equipment Installation & Repair

We are an R Stamp repair facility, carrying The National Board of Boiler and Pressure Vessel Inspectors (NBBI) Certificate of Authorization for the repair and alteration of vessels. Piping modification and chassis change-outs, electronic overfllls, liquid transfer pumps, PTO/hydraulic drives, flowmeter and register, hose reel, valve and vent pressure relief, pump and meter installations, and repairs are just part of what we handle. Non-haz purge for transport or repairs, brake suspension repairs, and even ABS brake diagnostics are also in our menu of services.

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Certified Tests

Our facility, conveniently located just off the CA-99 Freeway, execute all CARB and DOT tests necessary to stay on top of emission regulations pertaining to cargo tanks. Our employees are trained and certified to perform External Visual (V), Internal Visual (I) Tests, and the Leakage Test (K), Pressure Test (P), Thickness Test (T) and the Method 27 Vapor Tightness Test (K-EPA27). We are registered and qualified to perform tests and inspections on MC306, 307, 312, DOT 406, 407, 412, and SP cargo tanker trucks. Our techs are confined space entry trained, L.C. Meter Trained, and Blackmer pump Trained to oversee and execute inspections.

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Replacement Parts

Put simply, we carry parts for all makes and models of cargo tankers.  We keep a full stock of parts and components to do the job right. Our huge inventory is available to our service department and beyond, supplying the in-house shops of our local customers with the parts their customers need. Our vast parts showroom and warehouse keeps a ready supply on hand for every situation and for every make of tanker.

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Advanced Emission Control Solutions

We continue to stand as the premier provider of CARB compliant diesel particulate filter (DPF) cleaning, servicing, repairs, and replacement parts. We offer guidance for transitioning to the Periodic Smoke Inspection Program for the new CARB Heavy-Duty Inspection and Maintenance Program (HDIM). Our decades of experience providing state-of-the-art solutions for State and Federal diesel emissions compliance and CARB regulation has made us the one company heavy duty truck, vehicle, and fleet and bus owners trust to ensure complete CARB diesel emission compliance.
We are the prompt, high-quality, customized service for all your diesel emission compliance needs, including:

CARB Regulations Consulting

We take a customized approach, with our in-house Emissions Consultant, Bob Gaffney, to sort out how the newly implemented Heavy Duty Inspection Maintenance Regulation (HD I/M) applies to you and your fleet. We’re here to ensure your company makes a smooth transition to this new regulation, and we get you on board with existing Truck And Bus, Small Fleets, Off-Road, and School Bus CARB Regulations, too.

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DPF Cleaning

The lifeblood of diesel maintenance is DPF cleaning. Your diesel particulate filter (DPF) can be a ticking time bomb leading to non-operation when not regularly serviced. We’re known as the leader in DPF cleaning throughout the Central Valley and up and down the Central Coast, because we clean any make or model of DPF to OEM standards. Roll your truck into our Fresno location and experience the Advanced FSX Testing and Cleaning System, which accommodate all models of DPFs and diesel oxidation catalysts (DOCs). Or ship your DPF in for cleaning. Or call on our mobile service can head over to wherever you are parked to remove, clean, and install your filter on site to prevent downtime. Ask about our popular 24-hour turnaround service!

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Replacement Parts

We’re your one-stop pit stop for the specific heavy-duty replacement parts you need. We ensure that parts fit exactly and are OEM approved to ensure many hours of smooth operation. We stock a full catalog of parts from ESW, Donaldson, Hug Engineering, and Dinex. And what we don’t have, we’ll order for you. Watch us troubleshoot for DPF damage within the first 2 minutes of cleaning and keep the parts on hand to make repairs!

BROWSE REPLACEMENT PARTS

Mobile Service

Keep your fleet in service and avoid downtime with our mobile DPF cleaning service. We’ll travel to wherever you are parked to complete this preventative maintenance for you. Just give us a few hours to blow the gunk out of your DPFs with our Donaldson Gen2 Heavy-duty Diesel Engine DPF Pulse cleaner. Our DPF technicians remove, diagnose issues, clean, and install your DPF right on the spot. We’ll repair any minor problems right then and there, too, with our extensive stock of replacement parts.

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Fuel Prover

We are the only agent licensed by the California Department of Food & Agriculture (CDFA) to offer a mobile prover service in the Central Valley! We’ll come to you to verify fueling that is certified and licensed. Experience the convenient, sure-fire way to be certain that you are getting what you paid for when receiving fuel deliveries. Protect yourself from fraud and mistakes in the transfer of fuel with the same innovative technology used by the U.S. Armed Forces, chemical industries, and pharmaceutical industries to ensure the exact measurement of liquid volume.

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Let's Talk

CONTACT US

(559) 579-1450

News

July 24, 2025
CARB’s Off-Road Diesel Regulation Phase-Out Alert

Back in 2022, the California Air Resources Board (CARB) introduced its latest amendments to the In-Use Off-Road Regulation, continuing its robust reduction of toxic air contaminants. The regulation requires all fleets to either retire older vehicles with newer vehicles, replace or repower older engines, or install diesel emissions controls under the hood. How this regulation […]

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May 9, 2025
Is Your Cargo Tank in Need of Inspection? Here's How to Know.

DOT Testing and HAZMAT tank compliance are necessary elements of safe legal operation for every cargo tank owner-operator and fleet manager. But how do you know when it’s time for inspection? Tell-tale signs may indicate that you’ll need to have your tanker inspected before the required periodic test date. Be on the lookout for: Of […]

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January 14, 2025
Ensure Your Fleet is Road-Ready in the New Year

At Tank Specialties of California and Advanced Emission Control Solutions, we stay ahead of evolving state and federal regulations to help protect your drivers' safety and keep your business running smoothly. If your fleet includes cargo tank vehicles, staying compliant means meeting the requirements of both CARB's Clean Truck Check and the DOT Cargo Tank […]

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