Shop with Blessed Performance for the HSP Billet Oil Fill Cap for your 2011-2016 GM 6.6L Duramax diesel. Precision-machined from durable 6061 Billet Aluminum, this cap enhances the visual appeal of your engine bay and 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.
Vehicle Fitment:
- 2011-2016 GMC Sierra 2500
- 2011-2016 GMC Sierra 3500
- 2011-2016 Chevrolet Silverado 2500
- 2011-2016 Chevrolet Silverado 3500
- Trucks Equipped With HSP Oil Fill Neck (041-HSP kit)
- LML: 2015-2016 8th digit VIN Code 8
Note:
This cap only fits factory oil fill necks on 2011-2016 Duramax engines OR trucks equipped with an HSP forward facing thermostat housing/oil fill neck kit.