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The MISO® Process includes lasering a 2D matrix product bar code on each catalyst, ensuring every piece meets the exact specifications required.

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Innovative Product Technologies

BON-X® Process Formulation Technology
MISO® Process Coating Technology

Since inception, Aristo has embraced leading-edge technology and now produces catalysts that fill the most advanced aftermarket TWC and diesel converters in the market.

Today, Aristo’s newest technologies are targeted for OEM gasoline and diesel applications using the most advanced materials available in the marketplace. Coupling innovative design concepts with state-of-the-art process capabilities, Aristo produces catalyst solutions that meet the most stringent emissions requirements and customer specifications globally.

Our proprietary BON-X® Process Formulation Technology allows the development of innovative washcoats, offering finer, more evenly distributed formulations which provides for more consistent coating characteristics.

Our proven, state-of-the-art MISO® Process Coating Technology minimizes part handling through the innovative use of automation and robotics, leading to the most consistent and predictable loadings.

The net result of our investment in these advanced technologies is the highest quality coatings and defect-free finished products available in the world today, with precious metal costs kept at an absolute minimum.

Aristo’s flexible state-of-the-art formulation and manufacturing processes enables the coating of a wide variety of substrates:

We listen carefully to customer requirements. Through use of in-house R&D facilities and advanced testing methods, we develop products to meet all of our customers' needs with minimal precious metal requirements.

In addition to existing products, Aristo is capable of customizing a catalyst specific for your unique applications. We invite you to call us for discussion about your application so we can tailor a high quality, practical solution to meet your specific requirements.


Aristo has vast experience in the design and development of cutting-edge catalysts for use in the Original Equipment and Aftermarket catalytic converter industries.


Sophisticated design and formulation capabilities combined with advanced process technologies make Aristo a leader in providing solutions for the diesel emissions control market.


Aristo’s new MISO® process technology features fully automated touch-screen controls, greatly enhancing speed, efficiency and precision.

Robot Technology

Utilizing state-of-the-art robotics and automation, each catalyst receives numerous quality control checks throughout the manufacturing process.

Aristo® offers a full line of INTELLIGENT CATALYST® products for on-road, off-road, stationary, industrial, commercial and marine engines powered by gasoline, diesel, or other fuel sources.

4410 West 37th Avenue
Hobart, Indiana 46342
219.947.1664 800.275.4872
Fax: 219.963.7334