Suburban, Escalade, Hummer H2, Light Truck (6.0L) 1999-2004 The standard Vortec® 6000 engine puts down a respectable 316hp & 360lbs-ft of torque. Wouldn't you like 10-15% more? This is exactly what our TOG performance headers will deliver. Manufactured from thick 14 gauge steel, precision TIG welded to thick 1/2" laser cut flanges provide unsurpassed durability for your GMC. MSRP - $775 Our Price - Only $739 Year 199920002001200220032004 Emissions w/o A.I.R.w/ A.I.R Add Titanium Thermal Barrier Ceramic Coating to your Headers Price - $149 All product images are property of The Other Guys Performance Products, Inc. and may be subject to copyright.