Personal Touch
The ownership at HeavyDutyKits has vast knowledge and experience with a personal touch. I have no reason to look elsewhere.
By Nelson D.
Monday, November 9, 2026 · Customer reviews of US businesses

The Fair Hearing score
Great
127 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Heavy Duty Kits Has Over 30 years experience in Supplying Diesel Engine Rebuild Kits, Overhaul Kits, and parts for CAT, Cummins, Mack, Navistar and for other Engines, Call +1-888-642-6460 to order.
HeavyDutyKits.com (heavydutykits.com) has 127 customer reviews on The Fair Hearing, with an average rating of 4.4 out of 5.
Showing 104 reviews with 5 stars · Clear filters
The ownership at HeavyDutyKits has vast knowledge and experience with a personal touch. I have no reason to look elsewhere.
By Nelson D.
Laura and Jose are excellent to work with. I highly recommend them
By Eileen B.
I have collaborated with HeavyDutyKits.com on several projects throughout the years and it has always been a gratifying experience. They know their business A through Z.
By Fernando V.
I have been dealing with Jose for a few years and have never been disappointed with his customer service or the quality of the products he sells. He is top notch all the way.
By Jimmy
Excellent service and shipping time.
By Andy B.
Good service and reasonable price. Will use again soon.
By Alan O.
Response from HeavyDutyKits.com· Mar 23, 2018
We Appreciate your Kind Words. And are happy to serve you again. Thanks for Considering our Products and Services.
Very knowledgeable , Professional, Helpful, and delivers as promised
By emilio E.
This is what you expect from such a stellar company.....excellent prices, knowledgeable staff and great products. I have used them on various occasions and have no reservations in recommending them to my customers all around the world. There is no sale that is too big or too small that they do not dedicate their 100% attention to. Always looking forward to the next order as it is such a pleasure doing business with them.
By Enrique L.