About this part
What it does. Dorman First Stop Brake Hydraulic Hose Dorman - First Stop 3465-H621253 seals or routes fluid between components under pressure and heat.
Symptoms that point to this part
- Visible leaks or damp residue
- Low fluid levels
- Cracked, swollen or brittle rubber
Fitment. Catalogued as fitting 2020–2024 Nissan Titan, 2019 Nissan Titan Xd. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.