Sport Tubes Fits 2002 to 2009 Chevy Trailblazer;Fits 2003 to 2008 Isuzu Ascender;Chrome Plated Stainless Steel;Minor drilling required;.049 wall thickness;2-1/2 in. tube;Sold as a pair CHEVROLET ISUZU ASCENDER TRAILBLAZER BASE LIMITED LS LT LTZ NORTH FACE S SS 2002 2003 2004 2005 2006 2007 2008 2009 4.2L LL8 Vortec (256) 5.3L GEN III LM4 Vortec (325) 5.3L GEN IV LH6 Vortec (325) 6L GEN IV LS2 (364) GAS Westin Westin Sport Tubes (Chrome Plated Stainless Steel) - 28-0090 28-0090 Rock Sliders and Guards