Chevy GMC Avalanche Silverado 00-06 4.8L 5.3L V8

Description: Outlet Size: 2.5" Primary Tube Size: 1.66" Number of O2 Sensor Locations: 0 Head Flange Thickness: 7/16" Outlet Flange Thickness: 3/8" Fitment: 2002-2006 Chevy  Avalanche  1500  5.3L 1999-2006  Chevy  Silverado    1500  4.8L, 5.3L(Except 2002 Chevrolet Silverado 1500 5.3L,2001 Chevrolet Silverado 1500) 2000-2006 Chevy  Suburban   1500  5.3L 2000-2006 Chevy  Tahoe  4.8L, 5.3L 1999-2006  GMC    Sierra  4.8L, 5.3L 2001-2006  GMC    Yukon  4.8L, 5.3L 2000-2006 GMC  Yukon XL  5.3L