SEMA Virtual Education

Guided Tour of the Emissions Testing Process

Recorded On: 09/27/2022

Emissions compliance is a legal requirement that applies to almost all engine-related performance products. This impacts many manufacturers as the process requires demonstrating that a vehicle will remain emissions compliant once a product is installed.

In order to design products that meets emissions requirements, engineers and programmers need to be familiar with the emissions compliance process.

Join Peter Treydte, Director of Emissions Compliance at SEMA and take a step-by-step tour of the emissions testing process that aftermarket manufacturers are typically subject to during this webinar presented by the SEMA Emerging Trends and Technology Network (ETTN).

In just one hour, you will learn:

  1. What kinds of products are tested
  2. What the test process entails
  3. What the dynamics of the tests are
  4. What preparation goes into the test
  5. Tips for successful results  

Any aftermarket product that affects airflow, fuel delivery or tuning is considered emissions related and may require testing. This webinar will include a Q&A and tips on how to best prepare for a successful test result.

**If you're having any issues logging in or accessing the webinar, please contact SEMA Education at or 909-610-2030.**

Peter Treydte

Director of Emissions Compliance


Peter Treydte has been active in the automotive aftermarket industry since 1986 when he was employed by Esslinger Engineering building 4-cylinder Ford racing engines. In 1992 he began working for Gale Banks Engineering where he gained experience with diesel engines. While at Banks, Peter began interacting with the California Air Resources Board (CARB) and developed familiarity with emissions requirements for aftermarket manufacturers. In 2014 he moved to SEMA to form an Emissions Compliance Center to service the needs of the entire industry. SEMA offers automotive emissions laboratory testing services as well as assistance with CARB applications and communication.

In his spare time, Peter enjoys long-course off-road racing, serving on occasion as a crew member for various Trophy Truck teams. 


Guided Tour of the Emissions Testing Process
09/27/2022 at 11:00 AM (PDT)   |  60 minutes
09/27/2022 at 11:00 AM (PDT)   |  60 minutes If you're having any issues logging in or accessing the webinar, please contact SEMA Education at or 909-610-2030.