Product#: 14266

Magnaflow 5"x 8" x 18" Polished Stainless Steel Muffler with 2.5" Offset Inlet / 2.25" Dual Outlets

Magnaflow's wide-open performance muffler outflows OEM chamber style mufflers by as much as 167%, reducing engine heat and back pressure that improves exhaust scavenging from the combustion chamber. The greater efficiency...

Product#: 12469

Magnaflow 5X8 Oval 18" Stainless Muffler Dual In / Dual Out

Product#: 114262

1930-2007 GM/GMC Magnaflow 5X8 Oval 18" Polished Stainless Muffler Offset In / Offset Out

MagnaFlow performance mufflers are designed to provide your vehicle with more power and excellent sound. These exhaust units are available in several styles, and most feature a large-diameter, perforated stainless steel core...

Product#: 12468

Magnaflow 5X8 Oval 18" Stainless Muffler Dual In / Dual Out

Product#: 12289

1930-2007 GM/GMC Magnaflow 5X8 Oval 24" Stainless Muffler Center In / Center Out

MagnaFlow performance mufflers are designed to provide your vehicle with more power and excellent sound. These exhaust units are available in several styles, and most feature a large-diameter, perforated stainless steel core...

Product#: 12265

Magnaflow 5" x 8" x 18" Stainless Steel Muffler with 2-1/2" Offset Inlet / 2-1/2" Dual Outlets

Magnaflow's wide-open performance muffler outflows OEM chamber style mufflers by as much as 167%, reducing engine heat and back pressure that improves exhaust scavenging from the combustion chamber. The greater efficiency...

Product#: 12267

Magnaflow 5" x 8" x 18" Stainless Steel Muffler with 3" Offset Inlet / 2-1/2" Dual Outlets

Magnaflow's wide-open performance muffler outflows OEM chamber style mufflers by as much as 167%, reducing engine heat and back pressure that improves exhaust scavenging from the combustion chamber. The greater efficiency...

Product#: 12266

Magnaflow 5" x 8" x 18" Stainless Steel Muffler with 2-1/2" Offset Inlet / 2-1/4" Dual Outlets

Magnaflow's wide-open performance muffler outflows OEM chamber style mufflers by as much as 167%, reducing engine heat and back pressure that improves exhaust scavenging from the combustion chamber. The greater efficiency...

Product#: 142361

Magnaflow 5"x8"x14" Polished Stainless Steel Muffler with 2-1/2" Offset Inlet / 2-1/2" Offset Outlet

Magnaflow's wide-open performance mufflers outflow OEM chamber style mufflers by as much as 167%! This reduces engine heat and back pressure and improves exhaust scavenging from the combustion chamber. This muffler minimizes...

Product#: 12280

1930-2007 GM/GMC Magnaflow 5X8 Oval 18" Stainless Muffler Single In / Dual Out

MagnaFlow performance mufflers are designed to provide your vehicle with more power and excellent sound. These exhaust units are available in several styles, and most feature a large-diameter, perforated stainless steel core...

Product#: 12867

Magnaflow 5" x 5" x 14" Stainless Steel Muffler with 3" Inlet/Outlet

Magnaflow's wide-open performance mufflers outflow OEM chamber style mufflers by as much as 167%! This reduces engine heat and back pressure and improves exhaust scavenging from the combustion chamber. Magnaflow minimizes the...

Product#: 12148

Magnaflow 5X8 Oval 14" Stainless Muffler Single In / Dual Out

MagnaFlow performance mufflers are designed to provide your vehicle with more power and excellent sound. These exhaust units are available in several styles, and most feature a large-diameter, perforated stainless steel core...

Product#: 12198

1930-2007 GM/GMC Magnaflow 5X8 Oval 14" Stainless Muffler Single In / Dual Out

MagnaFlow performance mufflers are designed to provide your vehicle with more power and excellent sound. These exhaust units are available in several styles, and most feature a large-diameter, perforated stainless steel core...

Product#: 12229

Magnaflow 5" x 8" x 14" Oval Stainless Steel Muffler with 3" Center Inlet / 3" Offset Outlet

Magnaflow's wide-open performance mufflers outflow OEM chamber style mufflers by as much as 167%! This reduces engine heat and back pressure and improves exhaust scavenging from the combustion chamber. This muffler minimizes...

Product#: 12256

1930-2007 GM/GMC Magnaflow 5X8 Oval 18" Stainless Muffler Center In / Offset Out

MagnaFlow performance mufflers are designed to provide your vehicle with more power and excellent sound. These exhaust units are available in several styles, and most feature a large-diameter, perforated stainless steel core...

Product#: 12255

Magnaflow 5X8 Oval 18" Stainless Muffler Center In /Center Out

MagnaFlow performance mufflers are designed to provide your vehicle with more power and excellent sound. These exhaust units are available in several styles, and most feature a large-diameter, perforated stainless steel core...

Product#: 122191

Magnaflow 5" x 8" x 14" Stainless Steel Muffler with 3" Center Inlet / 3" Center Outlet

Magnaflow's wide-open performance mufflers outflow OEM chamber style mufflers by as much as 167%! This reduces engine heat and back pressure and improves exhaust scavenging from the combustion chamber. This muffler minimizes...

Product#: 12254

1930-2007 GM/GMC Magnaflow 5X8 Oval 18" Stainless Muffler 2" Center In /Center Out

MagnaFlow performance mufflers are designed to provide your vehicle with more power and excellent sound. These exhaust units are available in several styles, and most feature a large-diameter, perforated stainless steel core...

Product#: 11226

Magnaflow 4" X 9" Oval 14" Stainless Steel Muffler With 2-1/2" Center Inlet/Offset Outlet

Magnaflow's wide-open performance mufflers outflow OEM chamber style mufflers by as much as 167%. This reduces engine heat and back pressure and improves exhaust scavenging from the combustion chamber. This muffler minimizes...

Product#: 11216

Magnaflow 4X9 Oval 14" Stainless Muffler Center/Center

MagnaFlow performance mufflers are designed to provide your vehicle with more power and excellent sound. These exhaust units are available in several styles, and most feature a large-diameter, perforated stainless steel core...