Route high-pressure fluid from the hydroboost unit to the steering gear with the Sunsong Power Steering Pressure Line Hose Assembly 3402964. This is the hydroboost-to-gear pressure line, and it drops in as a direct-fit replacement for the 2011-2018 Chevrolet Silverado 2500 HD, 2011-2013 and 2015-2018 Chevrolet Silverado 3500, 2011-2018 Chevrolet Silverado 3500 HD, 2011 GMC Sierra 1500, and 2011-2018 GMC Sierra 2500 HD and 3500 HD. See the Buyer's Guide tab for the full engine-level fitment.
Sunsong is a vertically integrated manufacturer of automotive fluid transfer hoses and lines, engineered to deliver exact form, fit, and function.
Interchange: 2647-492073
2647492073 · 37761 · 92688 · 366123 · 25822257 · 77150 · 55363 · 13402964
This part cross-references / interchanges with the following part numbers:
What does this hose assembly do?
It's the hydroboost-to-gear power steering pressure line, carrying pressurized hydraulic fluid from the hydroboost unit to the steering gear on the listed trucks.
Does it come with brackets?
Yes. The pressure hose is pre-assembled with its brackets, so it installs ready to fit and reduces labor time compared to hoses sold individually.
What are the pressure ratings?
The pressure hose is rated for a max working pressure of 1,500 psi, an 8,700 psi burst pressure, and 1,600 lb tensile strength.
Will this fit my truck?
It's a direct-fit replacement for 2011-2018 Silverado 2500 HD/3500 HD, 2011-2013 and 2015-2018 Silverado 3500, 2011 Sierra 1500, and 2011-2018 Sierra 2500 HD/3500 HD. Check the Buyer's Guide tab.
Is each hose tested?
Yes. Every pressure hose is subjected to a high-pressure quality-assurance test before it leaves the factory for trouble-free installation and operation.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
