Fitting Position: Intake Side
Fitting Position: Exhaust Side
Intake, Set
Exhaust, Set
Browse our selection of quality engine valve stem oil seal 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
