CRMT, EXPERT IN POLLUTANT MEASUREMENTS AND GAS ENGINE TECHNOLOGY
CRMT, Test and Engineering Center
It develops engine and vehicle engineering solutions, and carries out pollutant emission measurements on a wide range of vehicle types.
Nos derniers Projets
Read all about CRMT's latest projects
ISM testing campaign on a boat in the Netherlands.
CRMT carried out an ISM testing campaign on a boat in Amsterdam to measure pollutant emissions under real operating conditions. The tests enabled real-time measurement of NOx, PM, PN and CO emissions, followed by the delivery of a complete report compliant with Stage V regulations.
CRMT tests remanufactured engines for performance validation
Explore a real-world CNG engine test example through a performance validation project for remanufactured engines.
Kit 4R+ : Integration of a 4th CNG tank for vacuum sweepers
Design and integration of a kit to add 25% more fuel to Iveco Eurocargo vacuum sweepers.
Project CAEFE: A study on non-exhaust emissions from brake particle wear
CRMT, in collaboration with ADEME, Gustave Eiffel University and Telma, is carrying out a comprehensive study of pollutant emissions from a coach's brakes and exhaust under real-life conditions, designing and testing innovative particle capture devices to reduce pollution and improve air quality.
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Our News
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07 May 2026 - CRMT introduces its ECU: a flexible, modular controller in constant evolution.
For over fifteen years, CRMT has been developing and advancing its Engine Control Unit, the ECU C5. A true component of our projects, this modular and flexible tool has continuously adapted to the requirements of alternative fuel powertrains. A look back at the different milestones of the ECU, from its design to its internalization.
21 Apr 2026 - CRMT celebrates World Creativity and Innovation Day!
On this special day, discover the various innovations developed with CRMT’s involvement! Open ECU, BioCNG and hydrogen retrofit, as well as non-exhaust emissions measurement, CRMT has stood out by innovating for a more sustainable future!
06 Feb 2026 - CRMT: Experts in measuring pollutant emissions from vehicles.
Discover CRMT's expertise in regulatory measurements using ISM and ISC cycles. We support manufacturers and engine builders in conducting their tests under real operating conditions, ensuring compliance with European regulations.
07 Jan 2026 - BioNGV retrofit, H2 engine testing, pollutant emissions measurement: 2025, a milestone year for CRMT
In 2025, CRMT reached major milestones in the energy transition of transport, with the type approval of the first BioNGV retrofit kit for Euro VI coaches, the development of hydrogen engine testing, and the deployment of pollutant emissions measurement campaigns across France and Europe. These advances confirm CRMT’s role as a key player in innovation and transport decarbonization.
14 Oct 2025 - CRMT acts in favour of air quality
On the occasion of the National Air Quality Day, CRMT reaffirms its commitment to cleaner air. With its expertise in alternative fuel engines and emission measurement, the company takes concrete action to reduce transport-related pollution.
01 Aug 2025 - Why choose BioCNG retrofit to green your coach fleet?
What if you could decarbonize your coach fleet without buying new vehicles?
Discover how BioCNG retrofit cuts emissions while keeping operating costs under control.
12 Apr 2025 - Inauguration of a world first in Sarthe: the first Euro VI Diesel coach converted to BioGNV by CRMT.
The first Euro VI Diesel school coach retrofitted to BioGNV was inaugurated on April 11 in Sillé-le-Guillaume—an innovation led by CRMT, Transdev, the Pays de la Loire Region, and GRDF. This concrete, sustainable, and scalable solution represents a major step forward in the decarbonization of school transport.
17 Mar 2025 - Hydrogen Retrofit: CRMT Supports ISAT Students
With 47 years of expertise in engine technology, CRMT collaborate with ISAT students on an innovative hydrogen retrofit project.