The Derale 13035 is a snap-in tube fitting radiator adapter used to connect transmission cooler lines on select GM vehicles. It fits most 1993 to 2012 Buick and Cadillac models, 2000 to 2012 Chevrolet cars, SUVs, trucks, and vans, along with Isuzu SUVs, the Oldsmobile Bravada, and various Pontiac models. The adapter snaps into the factory radiator cooling line connection, providing a secure, leak-free tie-in point for adding or plumbing an auxiliary transmission cooler.
Specifications:
- Type: snap-in cooling line radiator adapter fitting
- Application: GM transmission cooler line connection
- Vehicle fitment: most 1993-2012 Buick and Cadillac, 2000-2012 Chevrolet cars/SUVs/trucks/vans, 2003-2007 Isuzu SUVs, 2002-2004 Oldsmobile Bravada, 2001-2007 Pontiac
- Quantity: 1 fitting per package
- Part number: 13035
FAQ
What is the Derale 13035?
It is a snap-in radiator adapter fitting that connects transmission cooler lines to the factory radiator on select GM vehicles, giving a secure point to plumb an auxiliary transmission cooler.
Which vehicles does it fit?
It fits most 1993-2012 Buick and Cadillac models, 2000-2012 Chevrolet cars, SUVs, trucks and vans, 2003-2007 Isuzu SUVs, the 2002-2004 Oldsmobile Bravada, and 2001-2007 Pontiac models. Confirm the factory line connection style before ordering.
How many fittings are included?
The package includes one fitting.
What is it used for?
It is used when installing or replumbing a transmission cooler, adapting the GM snap-in radiator cooler line connection to standard cooler hose.

