Looking for aftermarket parts to modify or upgrade your Hummer H3 with spark plugs? At Tunersports.com we carry a huge selection of the top name brand performance spark plug parts and accessories for your H3.
Whether you have a 2007 or 2010 Hummer H3 in Base to X trim we have you covered. We have 2 spark plugs available to mod your H3. All parts have free shipping to the Continental US 48 States.
 OUT OF STOCK 91418NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist™. With over 80 years of automotive ex... NGK Iridium/Platinum Spark Plug Box of 4 (ILTR5E11) 2007-2009 Hummer H3 X 2007-2010 Hummer H3 Base $52.49 |
 OUT OF STOCK 2467NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist™. With over 80 years of automotive ex... NGK Laser Platinum Spark Plug Box of 4 (PTR5A-13) 2007-2009 Hummer H3 Base / X $52.53 |