Skip to content
HJS UK
HJS South Africa
HJS Motorsport
Deutsch
Contact us
Business areas
Passenger Vehicle / Aftermarket
Heavy Duty / Industry
Products
Catalytic converter systems
Particulate filter systems
Combination systems
Electronics & Sensors
Aftermarket spare parts
Assembly technology
Exhaust pipes & silencers
Our company
Competencies
Purchasing
Partner
News
Press & Media
Productnews
Events
Service
Downloads
Online delivery program
Warranty & Guarantee
Business areas
Passenger Vehicle / Aftermarket
Heavy Duty / Industry
Products
Catalytic converter systems
Particulate filter systems
Combination systems
Electronics & Sensors
Aftermarket spare parts
Assembly technology
Exhaust pipes & silencers
Our company
Competencies
Purchasing
Partner
News
Press & Media
Productnews
Events
Service
Downloads
Online delivery program
Warranty & Guarantee
Instructions for the safe operation of HJS SCRT® systems when retrofitting buses!