Auto-jet

10/10/2026

Company golf outing today and we have a HOLE-IN-1. Meyer on hole 9. Congratulations 🎉

10/08/2026

Earlier this year, an Ohio school district had three buses at a standstill waiting on brake parts, as School Transportation News reported in its August issue. Supply delays are one risk. A misidentified part is another. Five details settle exhaust fitment before the order goes in: OE number, engine make and model, year range, inlet and outlet size, and orientation.
https://vist.ly/5mihi

A misidentified school bus exhaust part causes longer downtime than a backorder. Here's what to confirm before you order: OE number, engine, year range, inlet/outlet size, and orientation.

09/24/2026

School buses are the worst-case duty cycle for DPFs. Short routes, frequent stops, and low exhaust temps mean passive regen almost never completes. If your buses are regenerating too often or failing to complete regen, the filter is ash-loaded - and cleaning will not fix that. https://vist.ly/5jpc8

09/08/2026

Inspection season is the wrong time to find out your exhaust has a problem. Flex pipes, hangers, and clamp connections fail most often - and most of them are visible on your own lift before the bus goes to the state. https://vist.ly/5hnu7

08/20/2026

The same Freightliner body can carry a Caterpillar, a Cummins, or a Mercedes-Benz engine, and the front pipe changes with each one because it connects to the turbo outlet. Fitment reference for front pipes, mufflers, tailpipes, and hangers, matched by OE number.

https://vist.ly/5fhh5

Freightliner school bus exhaust fitment is set by engine, not by chassis badge. The same body can carry a Caterpillar, a Cummins, or a Mercedes-Benz engine, and the front pipe changes with each one. Matching the OE number off the failed part is faster and more reliable than matching a chassis name.W...

08/06/2026

Three failure modes put a school bus exhaust hanger out of service: a cracked bracket weld, a rubber isolator that has hardened, and mounting hardware corroded to the point of shear. All three leave exhaust components sitting outside their designed positions. The new guide lists 19 hanger part numbers against the OE numbers they cross-reference.

https://vist.ly/5dt78

School bus exhaust hanger replacement is a one-part job if it is caught at the hanger. Deferred, it becomes a hanger, flex pipe, and muffler inlet repair. The load carried by a failed hanger does not disappear. It transfers to adjacent components and keeps accumulating damage until those fail too.Wh...

08/06/2026

Three failure modes put a school bus exhaust hanger out of service: a cracked bracket weld, a rubber isolator that has hardened, and mounting hardware corroded to the point of shear. All three leave exhaust components sitting outside their designed positions. The new guide lists 19 hanger part numbers against the OE numbers they cross-reference.

https://vist.ly/5dt57

School bus exhaust hanger replacement is a one-part job if it is caught at the hanger. Deferred, it becomes a hanger, flex pipe, and muffler inlet repair. The load carried by a failed hanger does not disappear. It transfers to adjacent components and keeps accumulating damage until those fail too.Wh...

08/05/2026

Yesterday we welcomed Congressman Zach Nunn and Acting US Labor Secretary Keith Sonderling to our Clive facility. They met the team, watched stainless exhaust systems take shape from raw tube to finished assembly, and saw what 65 years of American manufacturing looks like up close. Thank you to every Auto-jet employee who showed them what we do best.

Request a Quote: 800-247-5391
[email protected] | auto-jet.com

07/23/2026

Hissing exhaust leak or a new rattle near the engine? It may be the flex pipe. Here is how to catch it early and order the right replacement.

https://vist.ly/5c83p

Thomas Built school bus flex pipe replacement guide. How to identify a failing bellows, confirm fitment by engine and configuration, and avoid return freight.

07/09/2026

Wrong exhaust part again? It usually comes down to matching the bus body instead of the engine. Here is how to confirm the right Thomas Built exhaust part before you order.

https://vist.ly/5am5k

Thomas Built school bus exhaust parts by model and engine. HDX, C2, and MVP configurations covered. Mufflers, flex pipes, and hangers, fitment confirmed before you order.