D&J designed this Cummins billet valve cover in house for the best balance of fit, finish, and functionality, while keeping your budget in mind. These valve covers are made from aircraft quality 6061-T6 aluminum, and come with all stainless steel fasteners. A baffle system...

Machined in house from 6061 aluminum. Our Cummins billet timing cover is designed to use factory fan with stock dampener and belt without modification. Our Cummins billet timing cover kits come standard with stainless steel hardware. Fits 2003 + Cummins 24V motors.

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

Clean up the engine bay of your 2004.5-2022 Dodge Ram 2500/3500 5.9L or 6.7L Cummins truck with this custom powder coated fabricated aluminum brake reservoir cover from WCFab that fits over the unsightly OEM plastic reservoir. Pair with a WCFab billet aluminum brake reservoir...

Clean up the engine bay of your 2004.5-2022 Dodge Ram 2500/3500 5.9L or 6.7L Cummins truck with this custom powder coated fabricated aluminum brake reservoir cover from WCFab that fits over the unsightly OEM plastic reservoir. Pair with a WCFab billet aluminum brake reservoir...

Clean up the engine bay of your 1998.5-2023 Cummins truck with this anodized billet aluminum oil fill cap from WCFab. This is a complete cap not a cover. Direct OEM replacement. CNC machined in the USA from billet aluminum. Available in your choice of...

Clean up the engine bay of your 1998.5-2023 Cummins truck with this anodized billet aluminum oil fill cap from WCFab. This is a complete cap not a cover. Direct OEM replacement. CNC machined in the USA from billet aluminum. Available in your choice of...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...

WCFab x D&J Precision Machine Billet Valve Covers for 2006-2018 5.9 & 6.7 Cummins are made from aircraft quality 6061-T6 aluminum and features a baffled breather system. Features a WCFab Engraved Cap and comes powder coated in your choice of color. This includes D&J's...