2hole 10" for Colorado/Canyon Crew Cab 2004-2012

 Fits under Rear Bench Sea

2hole 10" for Chevy Avalanche ALL years 

 Underseat Downfire, Remove Plastic Protective

2hole 10" Chevy/GMC Crew Cab/4 Door 1500/2500/3500 HD under seat 2001-2006

 Underseat D

2hole 10" for GMC/Chevy 2004-2006 Non-HD Crew Cab 

 Fits between Air Ducts Behind Seat,

2hole 10" for GMC/Chevy 2007-2013 Crew Cab

 Underseat Downfire

 Premium Charc

2hole 10" for GMC/Chevy 2014-2018 Crew Cab

 Underseat Downfire

 Premium Charcoal

2hole 10" for GMC/Chevy 2014-2019 Double Cab

 Underseat Downfire

 Premium Charcoa

2hole 10" for GM/Chevy 1999-2006 Xcab 

 Underseat Downfire

 Premium Charcoal

2hole 12" for GMC/Chevy 2004-2006 Non-HD Crew Cab

 Fits between Air Ducts Behind Seat,

2hole 12" for GMC/Chevy 2007-2013 Crew Cab

 Underseat Downfire

 Premium Charc

2hole 12" for GMC/Chevy 2007-2013 Xcab High Transmission

 Underseat Downfire, This Vehicl

2hole 12" for GMC/Chevy 2014-2018 Crew Cab

 Underseat Downfire

 Premium Charcoal

2hole 12" for GMC/Chevy 2014-2019 Double Cab

 Underseat Downfire

 Premium Charcoa

2hole 12" for GMC/Chevy 1999-2006 Xcab

 Underseat Downfire

 Premium Charcoal

2hole 10" Ported for GMC/Chevy 2007-2013 Crew Cab

• Underseat Upfire
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