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Muffler & Cat Test Pipes

Is your stock Ford Powerstroke, Chevy/GM Duramax, or Dodge Cummins Diesel too quiet, but you don't have the money for an exhaust?

Check out our bolt-in muffler & cat test pipes!

Brand: Expandit Part Number: DF350MRPL
99-05 Ford 7.3L & 6.0L Excursion Powerstroke Diesel Stock Aluminized Muffler Delete Pipe Quickly and easily straight-pipe your Ford Powerstroke to allow your engine to breathe!38" oal 3 ½” id both ends, 4" pipe diameter Works on Excursion Trucks only. Choose an Exhaust Clamp Option Below..
$84.50

Brand: Diamond Eye Part Number: 51020x
4" ALUMINIZED - PERFORMANCE DIESEL EXHAUST - MUFFLER REPLACEMENT PIPE - HIGH FLOW - STRAIGHT THROUGH  - 4" I.D. X 4" I.D. Comes in either 27" or 30" lengths. SEE BELOW FOR OPTIONSIMPORTANT NOTE: Due to varying laws and regulations, most Diamond Eye exhaust systems & components cannot ship to Calif..
$43.25

Brand: Diamond Eye Part Number: 5102xx
4" STAINLESS STEEL- PERFORMANCE DIESEL EXHAUST - MUFFLER REPLACEMENT PIPE - HIGH FLOW - STRAIGHT THROUGH  - 4" I.D. X 4" I.D. Comes in either 27" or 30" lengths.IMPORTANT NOTE: Due to varying laws and regulations, most Diamond Eye exhaust systems & components cannot ship to California. Take a look ..
$69.95

Brand: FloPro Part Number: 40230
4 IN UNIVERSAL MUFFLER REPLACEMENT PIPE AL - 30" Length This is not a "stock" muffler delete pipe. It is only designed to go in place of a muffler normally included in a Flo Pro Exhaust kit. Flo Pro part number: 40230  ..
$55.00

Brand: MBRP Part Number: MDA531
MBRP Aluminized Muffler Delete Pipe for all MBRP Ford, Chevy, & Dodge 5" Exhaust SystemsClamps Sold Separately   MDA531 ..
$74.99

Brand: MBRP Part Number: MDA36
Muffler Delete Pipe 4" Inlet/Outlet 36" Overall, ALThere are always those purists who push the envelope in their pursuit of maximum performance. It is for these true enthusiasts that we build what is one of the most extensive line-ups of muffler deletes in the industry. Extreme performance and extre..
$59.99

Brand: Expandit Part Number: DF350MRPL
03-04 Dodge 5.9L Cummins Diesel Stock Muffler Delete Pipe Quickly and easily straight-pipe your Cummins to allow it to breathe!38” OAL 3 ½” id both ends. 3.5" pipe diameter -Aluminized Mandrel Bent Steel.Choose an Exhaust Clamp Option Below Does NOT work on cab & chassis trucks...
$75.99

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