Sinister Diesel Coolant Reservoir (Degas) Cap (SD67CDC13) for 2013-2019 Cummins 6.7L

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This Coolant Reservoir (Degas) Cap fits OEM or Sinister Diesel reservoirs for 2013-2019 Dodge Ram 2500/3500 6.7L Cummins. Made from CNC-machined billet T6-6061 aluminum, it includes a pressure relief system for reliability. Available in gray or Sinister Blue, it combines functionality with custom Sinister Diesel styling.

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Description

This new Coolant Reservoir (Degas) Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits OEM or Sinister Diesel Coolant Reservoir for the 2013-2019 Dodge Ram 2500 3500 6.7L Cummins. It is made from CNC machined, solid billet T6-6061 aluminum with an interior pressure relief system, so it will continue to function even in case of a gasket failure. Available in gray or Sinister Blue, this cap looks as good as it works!

Additional information
Weight 2 lbs
Dimensions 4 × 4 × 4 in
Manufacturer

Fitment

Fitment

2019 Dodge/Ram 2500 6.7L

2019 Dodge/Ram 3500 6.7L

2018 Dodge/Ram 2500 6.7L

2018 Dodge/Ram 3500 6.7L

2017 Dodge/Ram 2500 6.7L

2017 Dodge/Ram 3500 6.7L

2016 Dodge/Ram 2500 6.7L

2016 Dodge/Ram 3500 6.7L

2015 Dodge/Ram 2500 6.7L

2015 Dodge/Ram 3500 6.7L

2014 Dodge/Ram 2500 6.7L

2014 Dodge/Ram 3500 6.7L

2013 Dodge/Ram 2500 6.7L

2013 Dodge/Ram 3500 6.7L

Features

Features

  • Cap is rated for 21 PSI
  • Available in Anodized Sinister Gray
  • CNC Machined from T6-6061 Billet Aluminum
  • Etched Sinister Diesel Logo
  • Replacement for failure-prone factory cap
  • Fits 2013-2019 Dodge Ram 2500 3500 6.7L Cummins Coolant Reservoirs
  • 1 Year Warranty
Includes

Includes

  • (1) Sinister Diesel Coolant Reservoir Cap
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About brand
Sinister Diesel builds performance and reliability parts for diesel trucks. The company focuses on cooling, durability, and proper fitment. Sinister Diesel performance parts support daily driving, towing, and work use. Sinister designs cooling systems, charge pipes, and fuel system components. These parts help manage heat and reduce stress on the engine. Better cooling supports consistent performance under load. Truck owners trust the brand for dependable upgrades. These parts perform well in real-world driving conditions.
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