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Precision-machined from durable 6061 Billet Aluminum, this cap not only enhances the visual appeal of your engine bay but also ensures lasting performance. We provide a new o ring to achieve the perfect seal on your trucks oil fill neck and trouble free installation. Engineered to complement other HSP products, this cap can also be coated in any of our standard or custom powder coat options.
What comes with the HSP Oil Fill Cap for 2001-2010 Chevrolet/GMC Duramax factory oil fill necks?
What Does The HSP Oil Fill Cap for 2001-2010 Chevrolet/GMC Duramax with the factory Oil Fill Neck fit?
Special Note:
HSP No BS Limited Lifetime Warranty
At HSP we believe in our products and we stand firmly behind every single one that leaves our facility. For years we have taken care of almost everything and anything that our customers had issues with, but we didnt have a set in stone warranty. We have always gone above and beyond for our customers which set us apart from the rest. We will continue that same standard, but now we are taking things to the next level.
We offer free shipping on orders over $100. Standard shipping takes 3-5 business days.
Expedited shipping options are available at checkout.

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