5/8 In.
Cut to Fit
Cut to fit
Inlet
Cut to fit
Cut to Fit
Cut to Fit
Cut to fit
Cut to Fit
Cut to fit
Cut to Length, 14"
Cut to Length, 55"
3/8" x 56"
5/8" x 14"
Cut to Length, 13"
Cut to Length, 13"
Browse our selection of quality hvac heater hose parts designed specifically for your Hummer H3. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Adventure · Alpha · Base · Championship Series · Luxury · X
Sport Utility
L5 3.5L · L5 3.7L · V8 5.3L
Automatic · Manual
