| Fitments 1 | For all LS series engines (except LS7) LS1 LM7 LR4, For 2003 Chevrolet Silverado 2500 HD Base Extended, For Cab Pickup 4-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV, For 2003 Chevrolet Silverado 2500 HD Base 6.0L V8 OHV, For 2008 Chevrolet Silverado 1500 LT Crew Cab Pickup, For 4-Door 5.3L 5328CC 325Cu. In. V8 GAS OHV, For 2008 Chevrolet Silverado 1500 LT 5.3L V8 Naturally Aspirated, Exhaust Manifold Gasket & Bolt, For Chevrolet GMC 4.8L 5.3L 5.7L 6.0L 6.2L LS LS1 |
| Fitments 2 | For LFA LH8 LMG LS3 L98 L9H L20 L94 LZ1 L99 L96 LC8 L77, For 2007 Chevrolet Silverado 2500 HD LT, For Extended Cab Pickup 4-Door 6.0L 5967CC, For 364Cu. In. V8 GAS OHV Naturally Aspirated, For 2007 Chevrolet Silverado 2500 HD LT 6.0L V8 OHV, For 2012 GMC Yukon XL 1500 Denali Sport Utility 6.2L V8 OHV, For 2002 Chevrolet Silverado 1500 HD LS Crew Cab 6.0L V8 GAS OHV |
| Fitment 6 | For 2005 Chevrolet Silverado 2500 6.0L V8 OHV Naturally Aspirated, For 2012 Chevrolet Silverado 1500 LS Extended Cab Pickup, For 4-Door 5.3L 5328CC 325Cu. In. V8 FLEX OHV, For 2012 Chevrolet Silverado 1500 5.3L OHV Naturally Aspirated, For 2005 2005 GMC Sierra 1500 SLE Crew Cab Pickup, For 4-Door 5.3L 5328CC 325Cu. In. V8 GAS OHV Naturally Aspirated, For 2005 2005 GMC Sierra 1500 SLE Crew Cab 5.3L V8 GAS OHV |
| Fitments 3 | For LQ4 LS6 L59 LQ9 LM4 L33 LS2 LH6 L92 L76 LY2 LY5 LY6 LC9, For 2009 Chevrolet Silverado 1500 LTZ Extended Cab Pickup, For 2003 Chevrolet Silverado 2500 HD Base Extended, For Cab Pickup 4-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV, For 2003 Chevrolet Silverado 2500 HD 6.0L V8 OHV, For 2004 Chevrolet Silverado 1500 LS Extended Cab 5.3L V8 GAS, For 2011 GMC Yukon XL 1500 Denali 6.2L V8 FLEX OHV |
| OE Part Number | 12555289, 12558573, 12600530, 12617944, 03413B |
| Fitment | For 5.3L 6.0L Z28,ZL1,Z06,LSX LS2 LS3 LS6 LS7, For 2005 Chevrolet Silverado 2500 HD Base Standard, For Cab Pickup 2-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV, For 2013 Chevrolet Avalanche Black Diamond LT 5.3L V8 FLEX OHV, For 2007 Chevrolet Silverado 1500 LT Standard 5.3L V8 GAS |
| Brand | Brand |
| Type | Type |
| Manufacturer Part Number | 12617944 |
| Manufacturer Warranty | 1 Year |