COMP Cams Camshaft Kit LS1 XR277HR-12 K54-418-11 Lost Trails Overland The stock Allison LCT-1000/2000 and

The stock Allison LCT-1000/2000 and 2400 transmissions torque capacity has been reduced by the limited pressure that is available in the clutch packs

M-9448-A351*"Sportsman" head M-6049-N351/R351

Velocity merge collector for improved flow and performance

Belltech Shackle Kits 6515 3" Rear Drop 99-06 Chevrolet Silverado/Sierra 1/2 Ton Ext Cab Short bed Only 3" Rear Drop Belltech SHACKLE AND HANGER KIT 99-06 GM/GMC 1500 EXT CAB 3inch

The Co-PilotTM package alone

COMP Cams Camshaft Kit LS1 XR277HR-12 K54-418-11 Lost Trails Overland The stock Allison LCT-1000/2000 andCOMP Cams Camshafts K54 418 11 CamShaft Kit, LS1 XR277HR 12 K54 418 11 CamShaft Kit, LS1 XR277HR 12 COMP Cams Camshaft Kit LS1 XR277HR 12 Vehicle Fitments: Year Make Model Submodel 2001 2004 Avanti II Base 2008 2009 Buick LaCrosse CX, Super, CXL 2008 Buick LaCrosse CXS 2004 2007 Buick Rainier CXL 2004 2005 Buick Rainier CXL Plus 2012 Cadillac CTS 3. 6L, 3. 0L 2011 2014 Cadillac CTS Coupe 2009 2015 Cadillac CTS Luxury, Premium 2010 2015 Cadillac CTS