Flo~Pro Exhaust Systems & Components

The Flo~Pro 4" Cat Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2001-2004.5 Chevy/GMC 2500HD/3500HD 6.6L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" Downpipe Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2001-2004.5 Chevy/GMC 2500HD/3500HD 6.6L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" Downpipe Back Dual Exhaust is a direct-fit exhaust upgrade built specifically for the 2001-2004.5 Chevy/GMC 2500HD/3500HD 6.6L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 3" Cat & DPF Race Pipe is a direct-fit exhaust upgrade built specifically for the 2020-2025 Chevy/GMC Silverado 1500/Sierra 1500 3.0L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 3" flow path...

The Flo~Pro 4" Downpipe Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2020-2026 Chevy/GMC 2500HD/3500HD 6.6L Duramax L5P. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help...

The Flo~Pro 4" Downpipe Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2017-2019 Chevy/GMC 2500HD/3500HD 6.6L Duramax L5P. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help...

The Flo~Pro 4" Cat & DPF Race Pipe is a direct-fit exhaust upgrade built specifically for the 2017-2026 Chevy/GMC 2500HD/3500HD 6.6L Duramax L5P. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to...

The Flo~Pro 4" Downpipe Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2017-2019 Chevy/GMC 2500HD/3500HD 6.6L Duramax L5P. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help...

The Flo~Pro 4" Cat & DPF Race Pipe is a direct-fit exhaust upgrade built specifically for the 2015.5-2016 Chevy/GMC 2500HD/3500HD 6.6L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help...

The Flo~Pro 4" Downpipe Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2015.5-2016 Chevy/GMC 2500HD/3500HD 6.6L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" Downpipe Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2011-2015 Chevy/GMC 2500HD/3500HD 6.6L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" Cat & DPF Race Pipe is a direct-fit exhaust upgrade built specifically for the 2011-2015 Chevy/GMC 2500HD/3500HD 6.6L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help...

The Flo~Pro 4" Cat Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2011-2015 Chevy/GMC 2500HD/3500HD 6.6L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" Cat Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2007.5-2010 Chevy/GMC 2500HD/3500HD 6.6L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" Downpipe Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2007.5-2010 Chevy/GMC 2500HD/3500HD 6.6L Duramax. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" Turbo Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 1999-2003 Ford F-250/F-350 7.3L Powerstroke. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" Turbo Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 1999-2003 Ford F-250/F-350 7.3L Powerstroke. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" DPF Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2008-2010 Ford F-250/F-350 6.4L Powerstroke. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" Cat Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 2003-2007 Ford F-250/F-350/Harley-Davidson 6.0L Powerstroke. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...

The Flo~Pro 4" Turbo Back Single Exhaust is a direct-fit exhaust upgrade built specifically for the 1994-1997.5 Ford F-250/F-350 7.3L Powerstroke. Fabricated in Alberta, Canada from U.S.-sourced heavy-gauge steel tubing, it replaces restrictive factory piping with a full 4" flow path to help lower...