Dayco Belts, Tensioners & Hoses

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171 products

Dayco 74334 Curved Radiator Hose - Lower (2020-2023 6.7L PowerStroke) - Southern Diesel SupplyDayco 74334 Curved Radiator Hose - Lower (2020-2023 6.7L PowerStroke) - Southern Diesel Supply
Dayco 72869 Curved Radiator Hose - Upper (2013-2014 6.7L Cummins) - Southern Diesel Supply
Dayco 70055 Curved Radiator Hose - Upper (2015-2016 6.6L Duramax) - Southern Diesel SupplyDayco 70055 Curved Radiator Hose - Upper (2015-2016 6.6L Duramax) - Southern Diesel Supply
Dayco 80232 Molded Heater Hose - Radiator to Reservoir (2001-2007 6.6L Duramax) - Southern Diesel Supply
Dayco 87774 Molded Heater Hose - Heater Outlet (2011-2014 6.6L Duramax) - Southern Diesel Supply
Dayco 70041 Curved Radiator Hose - Upper (2013-2014 6.7L Cummins) - Southern Diesel Supply
Dayco 87750 Molded Heater Hose - Heater Outlet (2007.5-2009 6.7L Cummins) - Southern Diesel Supply
Dayco 71875 Curved Radiator Coolant Hose - Lower (1995-1997 7.3L PowerStroke) - Southern Diesel Supply
Dayco 71874 Curved Radiator Hose - Upper (1995-1997 7.3L PowerStroke) - Southern Diesel Supply
Dayco 74333 Curved Radiator Hose - Upper (2017-2019/23 6.7L PowerStroke) - Southern Diesel Supply
Dayco 87725 Molded Heater Hose - Heater Outlet (2011-2013 6.7L Cummins) - Southern Diesel Supply
Dayco 72554 Curved Radiator Hose - Upper (2011-2016 6.6L Duramax) - Southern Diesel Supply
Dayco 88354 Molded Heater Hose - Heater To Pipe (Right) (2003-2007 6.0L PowerStroke) - Southern Diesel Supply
Dayco 71876 Curved Radiator Coolant Hose - Lower (Tee To Reservoir) (1995-1997 7.3L PowerStroke) - Southern Diesel Supply
Dayco 88429 Molded Heater Hose - Heater To Pipe (Left) (2003-2007 PowerStroke) - Southern Diesel Supply
Dayco 71986 Molded Coolant Heater Hose - Upper (Reservoir To Radiator) (1999-2003 7.3L PowerStroke) - Southern Diesel Supply
Dayco 70540 Curved Radiator Hose - Upper (1989-1991 5.9L Cummins) - Southern Diesel Supply
Dayco 80415 90 Degree Molded Coolant Hose - Pipe To Tee (2003-2007 6.0L PowerStroke) - Southern Diesel Supply
Dayco 88361 Molded Heater Hose - Heater To Valve (Left) (2003-2007 6.0L PowerStroke) - Southern Diesel Supply
Dayco 71530 Curved Radiator Hose - Lower (1989-1991 5.9L Cummins) - Southern Diesel Supply
Dayco 87887 Molded Heater Hose - Pipe to Engine (Inlet) (2003-2007 6.0L PowerStroke) - Southern Diesel Supply
Dayco 88381 Molded Heater Hose - Valve To Pipe (2003-2007 6.0L PowerStroke) - Southern Diesel Supply
Dayco 72637 Curved Radiator Hose - Lower (Pipe To Radiator) (2008-2010 6.4L PowerStroke) - Southern Diesel Supply
Dayco 86815 Molded Heater Hose (1994-2002 5.9L Cummins) - Southern Diesel Supply

Not sure it fits your truck?

Our Wildwood, FL techs will confirm the right part for your build before you buy.

Call or Text (352) 722-5295

About Dayco

Dayco got its start in 1905 in Dayton, Ohio as the Dayton Rubber Manufacturing Company. More than a century later it is headquartered in Birmingham, Michigan and builds engine drive and cooling-system parts for vehicle makers and the aftermarket. Belts, tensioners, pulleys, water pumps and hoses are what the brand is known for, and that is what we stock.

What we carry

We stock Dayco parts for the accessory drive and cooling system on diesel pickups:

  • Poly Rib and HD Poly Rib serpentine belts, main drive and A/C, including dual-alternator belts for Cummins and Powerstroke trucks
  • Automatic serpentine belt tensioners and idler pulleys
  • Serpentine belt kits with belt, tensioner and idler pulleys
  • DP-series water pumps
  • Curved upper and lower radiator hoses
  • Molded heater hoses and 90-degree coolant hoses

Shop Dayco by engine

Our Dayco fitment covers 5.9L and 6.7L Cummins, 6.6L, 3.0L and 2.8L Duramax, 7.3L, 6.0L, 6.4L and 6.7L Powerstroke, plus the 3.0L EcoDiesel.

Cummins | Duramax | Powerstroke

Not sure it fits? Use the Fits-your-truck checker on any product page, or text your VIN to (352) 722-5295 and a tech at our Wildwood, FL shop will confirm it.