Labwork For 02-05 Chevy/GMC 4.8/5.3L V8 Stainless Long Tube Exhaust Headers Y-Pipe Front

Product Description:100% Brand New,never been usedMade of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durabilityi.e. Maximizing Smoothest High Exhaust Air Flow Rate2 X 4-2-1 High Performance Racing Spec. DesignTIG Welded CNC Machine FlangeInlet/ Outlet: 1.875" (8 X Manifold Ports)/ 2.500" (Outer Diameter)Main Piping Diameter: 2.500O2 Sensor and EGR Bungs Insertion and Metal Gasket IncludedIncrease High Flow Air, Instantly Gain 10 -15 Hp. / Tq.Resistant Against Wear And TearPerfect match for the original car.Rational Construction And Latest TechnologyFinely Processed And Reliable PerformanceProfessional Installation is Highly Recommended (No Instruction Included)Package including:1X Set of Header Exhaust SystemHardware as Shown in the Picture AboveFitment:01-04 GMC Yukon00-04 GMC Yukon XL 150099-05 GMC Sierra02-05 Chevy Avalanche 150099-05 Chevy Silverado 150000-04 Chevy Suburban 150000-04 Chevy TahoeFor Year and Model, Please Check Compatibility   Item Specifics Brand Labwork Surface Finish New Compatible Make GMC,Chevy Compatible Model GMC YukonGMC Yukon XL 1500GMC SierraChevy Avalanche 1500Chevy Silverado 1500Chevy Suburban 1500Chevy Tahoe Compatible year 1999-2005 Warranty 1 year Inlet/ Outlet 1.875" (8 X Manifold Ports)/ 2.500" (Outer Diameter) Main Piping Diameter 2.5