ATS Diesel ATS 2019+ Dodge Cummins 6.7L w/ 68RFE or Aisin AS69RC Trans Thermal Bypass

engine coolant thermostat for 2019 Dodge Cummins 6.7L. Built for enthusiasts who demand reliable performance on the street and at the track.

Product Details

ATS Trans Coolers

Fitment

2019 Dodge Cummins 6.7L

Part Details

• Part type: Engine Coolant Thermostat
• Part number: 1W4TL

Fitment tip: Performance parts often vary by submodel, trim and production date. Verify your vehicle’s year, make, model and submodel before ordering — or contact us and we’ll confirm fitment for free.