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Saf-T-Liner® HDX CNG Better drivability and a good choice for the future.

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Compressed Natural Gas (CNG) is a fossil fuel substitute for gasoline and diesel. It's cleaner. And more environmentally friendly.

We launched our CNG bus, the Thomas Built Saf-T-Liner HDX CNG, nearly 20 years ago. Since then, we've put more than 2,000 CNG buses on the road.

See more about the CNG-fueled Saf-T-Liner HDX buses