2011 GMC Sierra 6.2 ARH catless open headers blackbear airaid
video just after finishing install of headers and y-pipe. catback yet to be installed. need a piece of pipe welded. headers are ceramic coated American racing headers 1 7/8" primaries catless y pipe /w blackbear preliminary tune and airaid intake tube and filter. WOWZERS
2012 Gmc Sierra 6.2 vs 2010 Dodge Ram 5.7 Hemi
Did a few runs before winter
2011 Silverado 6.2L Rolling Punch
Stock 2011 Silverado 6.2L 20mph-80mph rolling punch. Traction Control & Stabilitrac disabled. Getting some baseline info before the mods...
2011 GMC CCSB 6.2 TUNED
Tuned and muffler removed