Top Sites>Diesel Engine Parts for Semi-Trucks and Heavy Equipment | HHP

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# Highway and Heavy Parts \| Diesel Engine Parts: A leading provider of quality diesel engine parts\.

> Shop HHP \- quality diesel engine parts for heavy\-duty trucks, construction, oil and gas, and ag equipment\. Great prices, fast shipping, ASE Certified Techs\.

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## Pages
- [HHP Reviews](https://highwayandheavyparts.com/hhp-reviews/)
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## Posts
- [How to Reduce Diesel Engine Fuel Consumption \(What Actually Works\)](https://highwayandheavyparts.com/blog/reduce-diesel-engine-fuel-consumption/): How to Instantly Cut Fuel Costs on Your Diesel Engine \(Without Expensive Upgrades\)
- [Diesel Prices Around the World in April 2026](https://highwayandheavyparts.com/blog/diesel-prices-around-the-world-april-2026/): Diesel prices around the world varied widely in April 2026\. See the latest global average, compare countries, and understand what rising or lower fuel costs mean for diesel operations\.
- [Bad Diesel Injector Symptoms: How to Diagnose a Failing Fuel Injector](https://highwayandheavyparts.com/blog/how-diagnose-a-bad-diesel-fuel-injector/): Bad diesel injector symptoms often start small—hard starting, rough idle, or excess smoke—but quickly lead to serious engine problems\. Learn how to diagnose a failing fuel injector and prevent costly damage\.
- [Buy Now, Pay Later: Finance Diesel Engine Parts](https://highwayandheavyparts.com/blog/sezzle-paypal-pay-in-4-financing-blog/)
- [Dinex Exhaust \& Emission: OEM Alternative Solutions for Repair Shops](https://highwayandheavyparts.com/blog/dinex-quality-products-through-hhp/)

## Products
- [Cummins Rear Crankshaft Seal Kit, New \(5405392\)](https://highwayandheavyparts.com/product/cummins-rear-crankshaft-seal-kit-new-5405392/)
- [Detroit Diesel Valve Cover Gasket, New \(631210\)](https://highwayandheavyparts.com/product/detroit-diesel-valve-cover-gasket-new-631210/)
- [Cummins ISX V\-Band Clamp, New \(2871863\)](https://highwayandheavyparts.com/product/2871863-v-band-clamp-for-cummins-isx-new/)
- [International/Navistar Diesel Oxidation Catalyst \(DOC\), New \(2605802C1\)](https://highwayandheavyparts.com/product/international-navistar-diesel-oxidation-catalyst-doc-new-2605802c1/)
- [International/Navistar Diesel Particulate Filter \(DPF\), New \(2604873C91\)](https://highwayandheavyparts.com/product/international-navistar-diesel-particulate-filter-dpf-new-2604873c91/)

## Categories
- [Blog \- All HHP Blog Articles](https://highwayandheavyparts.com/category/all-blog-articles/)
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## Product tags
- [Engine Serial Number](https://highwayandheavyparts.com/product-tag/engine-serial-number/)
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- [Rod Bearing Sizes](https://highwayandheavyparts.com/product-tag/rod-bearing-sizes/)
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- [core](https://highwayandheavyparts.com/product-tag/core/)

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