Mel's MFG (Formerly known as Flo~Pro) specializes in high-flowing and top-quality Performance Exhaust systems that look just as good as they sound.
Click here to learn more about Flo-Pros transition to Mel's MFG
Choose your truck and we'll only show you part categories for your selection on this device.
Note: This selection will be saved to your current web browser.
Can't find your vehicle? Check out our new sister site for even more parts!
Mel's MFG (Formerly known as Flo~Pro) specializes in high-flowing and top-quality Performance Exhaust systems that look just as good as they sound.
Click here to learn more about Flo-Pros transition to Mel's MFG
Mel's Manufacturing
2020-2022 Powerstroke 4" SS Downpipe Back Exhaust w/ Muffler (422030)
Mel's Manufacturing
2008-2010 Powerstroke Intake Elbow (611009)
Mel's Manufacturing
2007.5-2010 Duramax CC-LB 4" DPF Delete Pipe (431005)
Mel's Manufacturing
2004.5-2007 Cummins 5" Cat Back Exhaust w / Muffler (511101 / 512116 )
Mel's Manufacturing
2003.5-2007 Powerstroke 4" Turbo Back Exhaust System w/ Muffler (421020)
Mel's Manufacturing
2020-2025 Duramax 5" Downpipe Back Exhaust w/Muffler (531016)
Mel's Manufacturing
2019+ Cummins 5" Flexpipe Back Exhaust System No Muffler SS (512015)
Mel's Manufacturing
2016-2019 Nissan Cummins 5" Downpipe Back Exhaust - No Muffler (541002 / 542002)
Mel's Manufacturing
2019+ Cummins 4" CAT & DPF Delete Pipe w/ Muffler (411036)
Mel's Manufacturing
2020-2022 Powerstroke 5" Downpipe Back Exhaust - No Muffler SS (522035)
Mel's Manufacturing
2023-2024 Powerstroke 4" Turbo Back Exhaust System - No Muffler (421040)
Mel's Manufacturing
2023-2024 Powerstroke 4" Turbo Back Exhaust System w/ Muffler (421039)
Mel's Manufacturing
2016-2019 Nissan Cummins 4" Downpipe Back Exhaust - No Muffler (441002 / 442002)
Mel's Manufacturing
2007.5-2010 Duramax EC-SB 4" DPF Delete Pipe (431004)
Mel's Manufacturing
2007.5-2012 Cummins 4" CAT Delete Pipe (411009)
Mel's Manufacturing
2007.5-2009 Cummins C&C 5" Turbo Back Exhaust w/ Muffler (511008)
Mel's Manufacturing
2001-2007 Duramax 4" Cat Back Exhaust System w / Muffler (431108 / 432119)
Mel's Manufacturing
2014-2019 Ram 1500 Ecodiesel 3" CAT & DPF Delete Pipe (351001 / 352001)
Mel's Manufacturing
Universal 4"/ 30" Muffler Replacement Pipe (40230)
Mel's Manufacturing
2023-2024 Powerstroke 5" Turbo Back Exhaust System w/ Muffler (521036)
Mel's Manufacturing
2016-2019 Nissan Cummins DPF Race Pipe w/ Muffler (441004)
Mel's Manufacturing
2007.5-2012 Cummins 4" Stainless DPF Delete Pipe (412003)
Mel's Manufacturing
2007.5-2009 Cummins C&C 4" Delete Pipe (411012)
Mel's Manufacturing
2011-2015 Duramax 4" Cat-Back Exhaust - No Muffler (431014)
Mel's Manufacturing
2020-2025 Duramax 5" Downpipe Back Exhaust w/Muffler SS (532016)
Mel's Manufacturing
2020-2025 Duramax 5" Downpipe Back Exhaust No Muffler SS (532017)
Mel's Manufacturing
2019+ Cummins 4" Flex-Pipe Back Exhaust System No Muffler SS (412029)
Mel's Manufacturing
2020-2022 Powerstroke 4" CAT & DPF Race Pipe (421027 / 421028)
Mel's Manufacturing
2016-2019 Nissan Cummins 5" Downpipe Back Exhaust w/ Muffler (541001)
Mel's Manufacturing
2007.5-2012 Cummins 4" Stainless Downpipe (412001)
Mel's Manufacturing
2011-2015 Duramax 4" CAT Delete Pipe (431001)
Mel's Manufacturing
2008-2010 Powerstroke 5" Downpipe Back Exhaust w / Muffler (521001 / 522001)
Mel's Manufacturing
2008-2010 Powerstroke 4" DPF Back Exhaust System No Muffler (421109)
Mel's Manufacturing
2003.5-2007 Powerstroke 4" Turbo Back Exhaust System w / Muffler (521009)
Mel's Manufacturing
2011-2019 Powerstroke 4" Downpipe Back Single Exhaust w/ Muffler (421012 / 422012)
Mel's Manufacturing
2008-2010 Powerstroke EGR Cooler and Valve Delete Kit w/ Intake Manifold (700003)
Mel's Manufacturing
2008-2010 Powerstroke C&C 4" Downpipe Back Race Exhaust w/ Muffler (421015)
Mel's Manufacturing
2010-2012 Cummins 5" Turboback Dual Exhaust - No Muffler (511012)
Mel's Manufacturing
2001-2005 Duramax 4" Cat Back Exhaust System - 4-Bolt w/ Muffler (431110)
Mel's Manufacturing
Universal Black Powder Coated Exhaust Tip 6" Outlet (506015RACBX)
Mel's Manufacturing
2017-2019 Duramax 5" Downpipe Back Exhaust - No Muffler (531010 / 532010)
Mel's Manufacturing
2013-2018 Cummins 4" Downpipe Back Exhaust System w/Muffler (411018 / 412018)
Mel's Manufacturing
2017-2023 Duramax 4" CAT & DPF Race Pipe w/ Muffler (431031)
Mel's Manufacturing
2017-2023 Duramax 4" CAT / DPF Race Pipe - No Muffler (431023 / 432023)
Mel's Manufacturing
2013-2018 Cummins 4" Cat & DPF Delete w/ Muffler (411034)
Mel's Manufacturing
Universal 5"/ 20" Muffler Replacement Pipe (50220)
Mel's Manufacturing
Universal 4"/ 20" Muffler Replacement Pipe (40220)
Mel's Manufacturing
2018-2020 F-150 Powerstroke 4" Turboback Exhaust System No Muffler (421019)
Mel's Manufacturing
2011-2012 Cummins C&C 60" SCR Race Pipe (411003)
Mel's Manufacturing
1999-2002 Powerstroke C&C 4" Turbo Back Exhaust w/ Muffler (421113)