MagnaFlow Performance Exhaust Kits - 06 Hummer H3 Features: Stainless Steel Cat-Back Performance Exhaust System; 2.5 in. Tubing; 3.5 in. Polished Stainless Tip; 5 x 8 x 18in. Muffler; Dual Split Rear Exit; Height: 24 Width: 14 Length: 49 Weight: 48 Fitment: 2010/Hummer/H3/Base Sport Utility 4-Door/3.7L 3654CC 223Cu. In. l5 GAS DOHC Naturally Aspirated^^2009/Hummer/H3/X Sport Utility 4-Door/3.7L 3654CC 223Cu. In. l5 GAS DOHC Naturally Aspirated^^2008/Hummer/H3/X Sport Utility 4-Door/3.7L 3654CC 223Cu. In. l5 GAS DOHC Naturally Aspirated^^2008/Hummer/H3/Base Sport Utility 4-Door/3.7L 3654CC 223Cu. In. l5 GAS DOHC Naturally Aspirated^^2007/Hummer/H3/X Sport Utility 4-Door/3.7L 3654CC 223Cu. In. l5 GAS DOHC Naturally Aspirated^^2007/Hummer/H3/Base Sport Utility 4-Door/3.7L 3654CC 223Cu. In. l5 GAS DOHC Naturally Aspirated^^2006/Hummer/H3/Base Sport Utility 4-Door/3.5L 346...