Hedman Hedders HTC Coated Headers; 1-5/8 in. Tube Dia.; 3 in. Coll.; FULL LENGTH Design 68296 2014-ford-e-350-super-duty-esi3704394 2006 GMC Sierra 3500 SL

2006 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE 2001-2006 GMC Sierra 3500 SLT 2004-2006 GMC Sierra 3500 WT 2007 GMC Sierra 3500 Classic SL 2007 GMC Sierra 3500 Classic SLE 2007 GMC Sierra 3500 Classic SLT 2007 GMC Sierra 3500 Classic WT 2015-2019 GMC Sierra 3500 HD Base 2011-2019 GMC Sierra 3500 HD Denali 2007-2019 GMC Sierra 3500 HD SLE 2007-2019 GMC Sierra 3500 HD SLT 2007-2014 GMC Sierra 3500 HD WT

This cover comes with all necessary hardware and includes an o-ring for a leak free seal

gov Tube Material Thickness 16g Tube Design Standard Tube Style Mid-Length Air Conditioning Yes Automatic Transmission - Floor Yes Manual Transmission - Column No Manual Transmission - Floor Yes Special Engine Notes Designed for use with the SB Chevy engine located in the factory position

Center In Center Out - Aggressive Description_MKT Outlaw series - Outlaw mufflers are designed to be connected directly to the header collectors or can be added into an existing exhaust system

Hedman Hedders HTC Coated Headers; 1-5/8 in. Tube Dia.; 3 in. Coll.; FULL LENGTH Design 68296 2014-ford-e-350-super-duty-esi3704394 2006 GMC Sierra 3500 SLHedman Hedders has been manufacturing quality headers in the USA since 1954, and they've been manufacturing long and MID LENGTH tube headers for Chevy passenger cars for decades. Each set uses mild steel, smooth flowing, CNC mandrel bent tubes, that are hand welded to ensure each pair is identical to the next. Hedman's unique, gasketless ball and socket collector design allows your Small Block Chevy exhaust system to bolt up, even if it is not