PPE Black Anodized Billet Aluminum Engine Oil Filler Cap 17-25 GM Duramax BOSCH-0432131753 you are best off to

you are best off to take a center to center measurement of your sway bar mounting points where the end links will bolt to

simplicity is the answer

Chances are its your front main seal

and EGT reduction

PPE Black Anodized Billet Aluminum Engine Oil Filler Cap 17-25 GM Duramax BOSCH-0432131753 you are best off toWill it give you more power or MPG's? Well, no. Is it more dependable than the stock cap on your L5P? Yeah. Does it look really cool when you pop the hood? YES! That's really the reason to upgrade to this billet oil filler cap, it looks killer when you open the hood. And why shouldn't your engine bay look good?! Designed to reuse your stock o ring and featuring a cam lock design, this is a direct replacement to your stock cap that will function