Got a 3.5L engine that needs sealing? This KAC 28-piece head gasket set is your fix. It fits 2004-2006 Chevy Colorado/GMC Canyon 3.5L, 2006 Hummer H3 3.5L, and 2006 Isuzu I-350 3.5L. Replaces OEM numbers HS26336PT, ES71334, ES72195 – double-check your model before ordering! The gaskets are made from high-quality MLS metal, flexible graphite, and include RTV silicone. They resist high heat, pressure, and corrosion, so you get a tight seal that lasts. Everything's manufactured to OE specs with precise hole alignment, so installation is basically plug-and-play. No weird trimming or adjustments needed. Perfect for DIY mechanics or pros looking for reliable aftermarket parts. Each set is factory-tested for airtightness and hardness. If anything's missing or damaged, just contact customer support – they reply within 24 hours. Keep your engine running smooth and avoid leaks with this complete kit. Just make sure you've got the right tools and a bit of patience. Your truck will thank you!