Search By:

Caterpillar Parts and Engines


Diesel Specialists, LLC stocks thousands of new and remanufactured Caterpillar engine parts as well as a wide variety of remanufactured Cat engines, including popular items like Overhaul Kits and turbochargers for the 3400 Series.

Quality Remanufactured Engines

Our line of remanufactured Caterpillar engines are built according to factory specifications by trained personnel that follow our own strict remanufactured engine procedures. We know the importance of reliability and we build it into every remanufactured Cat engine.

Need Assistance?

If you need help selecting the right Caterpillar engine part for your needs, please use our quote request form. Provide as much information as you can about the parts you require and our knowledgeable staff will promptly answer your request.

You may also call us at 888.687.0539 to inquire about current pricing and availability of our products.

Parts for Caterpillar 300 Series Engines
300
Series
Parts for Caterpillar 3000 Series Engines
3000
Series
Parts for Caterpillar 3100 Series Engines
3100
Series
Parts for Caterpillar 3200 Series Engines
3200
Series
Parts for Caterpillar 3300 Series Engines
3300
Series
Parts for Caterpillar 3400 Series Engines
3400
Series
Parts for Caterpillar 3500 Series Engines
3500
Series
CaterpillarĀ® and all of the CaterpillarĀ® engine models listed on this website are registered trademarks of Caterpillar, Inc. Diesel Specialists, LLC is not an authorized dealer for Caterpillar nor are any of the parts beginning with "DS" or "R" genuine Caterpillar items.