MUFFLERS
Our collection of 4 inch diesel mufflers is perfect for diesel enthusiasts looking for premium sound and performance. These mufflers are designed to provide the standards needed for a smooth and powerful drive. Whether you prefer a quiet ride or are focused on efficiency, we have a variety of options to meet your needs. Our 4 inch mufflers are made from high-quality materials to ensure durability and long-lasting performance.
Some of the products in this category include the DIAMOND EYE 400405 EXHAUST RESONATOR, the DIAMOND EYE 460002 EXHAUST MUFFLER, and the MBRP M2050S UNIVERSAL T409 STAINLESS STEEL MUFFLER. Each product is designed to enhance the overall driving experience and ensure that your vehicle runs at its best.
With options like the DIAMOND EYE 460017 EXHAUST MUFFLER 4INCH ALUMINIZED PERFORMANCE LOUVERED Y MUFFLER and the DIAMOND EYE 510212 EXHAUST MUFFLER for the Dodge 5.9L Cummins, you can find the perfect muffler for your specific vehicle model. Our collection includes mufflers made from aluminum, stainless steel, and other high-quality materials to suit your needs and preferences.
Upgrade your vehicle's exhaust system with our 4 inch diesel mufflers and experience the difference in sound, performance, and overall driving experience. Trust our collection of mufflers to provide the quality and reliability you need for your diesel vehicle.
Some of the products in this category include the DIAMOND EYE 400405 EXHAUST RESONATOR, the DIAMOND EYE 460002 EXHAUST MUFFLER, and the MBRP M2050S UNIVERSAL T409 STAINLESS STEEL MUFFLER. Each product is designed to enhance the overall driving experience and ensure that your vehicle runs at its best.
With options like the DIAMOND EYE 460017 EXHAUST MUFFLER 4INCH ALUMINIZED PERFORMANCE LOUVERED Y MUFFLER and the DIAMOND EYE 510212 EXHAUST MUFFLER for the Dodge 5.9L Cummins, you can find the perfect muffler for your specific vehicle model. Our collection includes mufflers made from aluminum, stainless steel, and other high-quality materials to suit your needs and preferences.
Upgrade your vehicle's exhaust system with our 4 inch diesel mufflers and experience the difference in sound, performance, and overall driving experience. Trust our collection of mufflers to provide the quality and reliability you need for your diesel vehicle.
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AFE 49M00024 MACH Force-Xp 3-1/2" 409 Stainless Steel Muffler 3-1/2" Inlet/Outlet Center, 7" Round x 24" Body
AFE POWER
$224.23The aFe Universal fit 409 Stainless Steel Performance Muffler is designed to provide a deep, throaty, powerful sound on acceleration, but maintain a smooth sound at idle. This muffler is constructed of brushed finished 409 stainless steel and uses a...$224.23 -
AFE 49-91012 MACH Force-Xp 5" 409 Stainless Steel Muffler 5"ID Inlet/Outlet x 30" Overall Length, 8"Body Diameter
AFE POWER
$274.77The aFe Universal fit 409 Stainless Steel Performance Muffler is designed to provide a deep, throaty, powerful sound on acceleration but maintain a smooth sound at idle. This muffler is constructed of brushed finished 409 stainless steel and uses a...$274.77 -
AFE 49M00023 ATLAS 5" Aluminized Steel Muffler 7" Center Inlet/Outlet, Round x 24" Body
AFE POWER
$224.23The aFe Universal fit Aluminized Steel Performance Muffler is designed to provide a deep, throaty, powerful sound on acceleration, but maintain a smooth sound at idle. This muffler is constructed of brushed finished aluminized steel and uses a straight...$224.23 -
BANKS 53274 STAINLESS STEEL EXHAUST MUFFLER 4 INCH INLET AND OUTLET W/HARDWARE 2003-2004 CUMMINS 5.9L 24V
BANKS
$490.82Monster Exhaust Benefits. Replacing the restrictive stock muffler with Banks free-flowing Monster muffler makes a huge difference in airflow, sound and performance. The Banks muffler has a large inlet and outlet. And in between, the exhaust flows...$490.82 -
MBRP M1004A UNIVERSAL ALUMINIZED STEEL MUFFLER 4IN INLET/OUTLET 24IN BODY 6IN DIAMETER 30IN OVERALL
MBRP
$293.93Aluminized Steel Muffler 4 Inch Inlet/Outlet 24 Inch body 6 Inch diameter 30 Inch overall 4 Inch Inlet/Outlet, Quiet tone Muffler, 24 Inch body, 6 Inch diameter, 30 Inch overall, Aluminized Dual core technology provides optimal flow in conjunction with...$293.93 -
MBRP M1004S UNIVERSAL T409 STAINLESS STEEL WITHOUT TIP MUFFLER 4IN INLET/OUTLET 24IN BODY 6IN DIAMETER 30IN OVERALL
MBRP
$300.77T409 Stainless Steel without Tip Muffler 4 Inch Inlet/Outlet 24 Inch body 6 Inch diameter 30 Inch overall 4 Inch Inlet/Outlet, Quiet tone Muffler, 24 Inch body, 6 Inch diameter, 30 Inch overall, T409 Stainless Steel Dual core technology provides optimal...$300.77 -
MBRP M1031 REPLACES ALL 30IN OVERALL LENGTH MUFFLERS T304 STAINLESS STEEL MUFFLER 4IN INLET /OUTLET 24IN BODY 30IN OVERALL
MBRP
$410.15T304 Stainless Steel Muffler 4 Inch Inlet /Outlet 24 Inch Body 30 Inch overall Pro Series Universal 4 Inch Inlet/ Outlet Muffler MBRP's Pro Series is the best performance exhaust system that money can buy. It is a series designed and built for the...$410.15 -
MBRP M2050 UNIVERSAL ALUMINIZED STEEL MUFFLER 5IN INLET /OUTLET 24IN BODY 31IN OVERALL
MBRP
$259.75Aluminized Steel Muffler 5 Inch Inlet /Outlet 24 Inch Body 31 Inch Overall Aluminized Steel Muffler 5 Inch Inlet /Outlet 24 Inch Body 31 Inch Overall Built from heavy duty Aluminized Steel our Installer Series performance exhaust systems offer a value...$259.75 -
MBRP M91031 REPLACES ALL 30IN OVERALL LENGTH MUFFLERS T409 STAINLESS STEEL MUFFLER 4IN INLET /OUTLET 24IN BODY 30IN OVERALL
MBRP
$259.75T409 Stainless Steel Muffler 4 Inch Inlet /Outlet 24 Inch Body 30 Inch Overall T409 Stainless Steel Muffler 4 Inch Inlet /Outlet 24 Inch Body 30 Inch Overall MBRP's XP Series is the performance exhaust of choice for the enthusiast who needs a system that...$259.75 -
MBRP MDA30 UNIVERSAL (NOT 6.4L FORD CHEVY LMM OR 6.6L DODGE) ALUMINIZED STEEL MUFFLER BYPASS PIPE 4IN INLET /OUTLET 30IN OVERALL
MBRP
$95.69Aluminized Steel Muffler Bypass Pipe 4 Inch Inlet /Outlet 30 Inch Overall Universal Muffler Bypass Pipe 4 Inch Inlet /Outlet Installer Series Built from heavy duty Aluminized Steel our Installer Series performance exhaust systems offer a value price...$95.69 -
MBRP MDA36 UNIVERSAL-UNIVERSAL DODGE RAM REPLACES ALL 36IN OVERALL LENGTH MUFFLERS ALUMINIZED STEEL 36IN MUFFLER BYPASS PIPE
MBRP
$88.85Aluminized Steel 36 Inch Muffler Bypass Pipe Universal Dodge 4 Inch Muffler Bypass Pipe Installer Series There are Aluminumways those purists who push the envelope in their pursuit of maximum performance. It is for these true enthusiasts that we build...$88.85 -
MBRP MDA531 UNIVERSAL (NOT 6.4L FORD CHEVY LMM OR 6.6L DODGE) ALUMINIZED STEEL MUFFLER BYPASS PIPE 5IN INLET /OUTLET 31IN OVERALL
MBRP
$109.36Aluminized Steel Muffler Bypass Pipe 5 Inch Inlet /Outlet 31 Inch Overall Universal Muffler Bypass Pipe 5 Inch Inlet/Outlet Installer Series Built from heavy duty Aluminized Steel our Installer Series performance exhaust systems offer a value price...$109.36 -
MBRP MDDS927 UNIVERSAL (NOT 6.4L FORD CHEVY LMM OR 6.6L DODGE) T409 STAINLESS STEEL DUAL MUFFLER BYPASS PIPE 4IN INLET /OUTLET 27.5IN OVERALL
MBRP
$225.57T409 Stainless Steel Dual Muffler Bypass Pipe 4 Inch Inlet /Outlet 27.5 Inch Overall Universal Dual Muffler Bypass 4 Inch Inlet/Outlet XP Series MBRP's XP Series is the performance exhaust of choice for the enthusiast who needs a system that can take...$225.57 -
MBRP MDS30 REPLACES ALL 30IN OVERALL LENGTH MUFFLERS T304 STAINLESS STEEL MUFFLER BYPASS PIPE 4IN INLET /OUTLET 30IN OVERALL
MBRP
$170.89T304 Stainless Steel Muffler Bypass Pipe 4 Inch Inlet /Outlet 30 Inch Overall Universal Muffler Bypass Pipe 4 Inch Pro Series Pro Series is the best performance exhaust system that money can buy. It is a series designed and built for the serious...$170.89 -
MBRP MDS930 REPLACES ALL 30IN OVERALL LENGTH MUFFLERS T409 STAINLESS STEEL MUFFLER BYPASS PIPE 4IN INLET /OUTLET 30IN OVERALL
MBRP
$123.03T409 Stainless Steel Muffler Bypass Pipe 4 Inch Inlet /Outlet 30 Inch Overall Universal Muffler Bypass 4 Inch XP Series XP Series is the performance exhaust of choice for the enthusiast who needs a system that can take anything that the road throws at it...$123.03 -
MBRP MK96116 2004-2007 DODGE RAM CUMMINS 600/610 (FITS TO STOCK ONLY) T409 STAINLESS STEEL HIGH-FLOW MUFFLER ASSEMBLY
MBRP
$375.97T409 Stainless Steel High-Flow Muffler Assembly High-Flow Muffler Assembly, T409 Stainless Steel Replace the factory Muffler with this Direct Bolt-on High Flow performance Muffler assembly. Extreme performance and extreme sound can be yours. Constructed...$375.97 -
MBRP R1009 UNIVERSAL T304 STAINLESS STEEL RESONATOR 4IN INLET /OUTLET 12IN BODY 18IN OVERALL
MBRP
$293.93T304 Stainless Steel Resonator 4 Inch Inlet /Outlet 12 Inch Body 18 Inch Overall Universal Muffler Resonator 4 Inch Inlet/Outlet Pro Series MBRP's Pro Series is the best performance exhaust system that money can buy. It is a series designed and built for...$293.93 -
MBRP R2009 UNIVERSAL ALUMINIZED STEEL RESONATOR 4IN INLET /OUTLET 12IN BODY 18IN OVERALL
MBRP
$211.90Aluminized Steel Resonator 4 Inch Inlet /Outlet 12 Inch Body 18 Inch Overall Universal Muffler Resonator 4 Inch Inlet/Outlet Installer Series Built from heavy duty Aluminized Steel our Installer Series performance exhaust systems offer a value price...$211.90 -
MBRP M2220A UNIVERSAL ALUMINIZED STEEL MUFFLER 5IN IN/OUT 8IN DIA. BODY 31IN OVERALL
MBRP
$328.11Aluminized Steel Muffler 5 Inch In/Out 8 Inch Dia. Body 31 Inch Overall Quiet Tone Muffler 5 Inch Aluminized MBRP's new 5 Inch Quiet Tone Muffler features a high flow 5 Inch spiral louvered core, fits most 5 Inch exhaust systems and is a direct...$328.11 -
MBRP M20681 REPLACES ALL 30IN OVERALL LENGTH MUFFLERS ALUMINIZED STEEL MUFFLER 4IN INLET /OUTLET 24IN BODY 30IN OVERALL
MBRP
$218.74Aluminized Steel Muffler 4 Inch Inlet /Outlet 24 Inch Body 30 Inch Overall Muffler 4 Inlet /Outlet 24 Inch Body 30 Inch Overall Aluminum Replaced M229 Universal Replaces All 30 Inch overall Length Mufflers Universal Replaces All 30 inch overall Length...$218.74 -
MBRP M2050S UNIVERSAL T409 STAINLESS STEEL MUFFLER 5IN INLET /OUTLET 24IN BODY 31IN OVERALL
MBRP
$307.61T409 Stainless Steel Muffler 5 Inch Inlet /Outlet 24 Inch Body 31 Inch Overall Universal 5 Inch Muffler XP Series MBRP high flow performance diesel Mufflers are now available as indiviDual components. Get the best sounding Muffler on the street today...$307.61 -
DIAMOND EYE 800465 EXHAUST MUFFLER 5IN. CHAMBERED BIG DOG MUFFLER 51 OVERAL 45 BODY 10 CASE ALUMINIZED
DIAMOND EYE MANUFACTURING
$297.79The Diamond Eye 800465 Exhaust Muffler is a high-quality performance muffler designed to enhance the sound and efficiency of your vehicle. With a 5-inch chambered design, this Big Dog Muffler offers superior flow and reduces exhaust restriction for...$297.79 -
DIAMOND EYE 560031 EXHAUST MUFFLER 5IN. 409 STAINLESS STEEL PERFORMANCE PERFORATED
DIAMOND EYE MANUFACTURING
$299.40Experience optimal performance and enhanced sound with the Diamond Eye 560031 Exhaust Muffler. Designed for diesel exhaust systems, this high-quality muffler is crafted from durable 409 stainless steel to ensure long-lasting performance. The Diamond Eye...$299.40 -
DIAMOND EYE 560020 EXHAUST MUFFLER 5IN. PERFORATED PACKED MUFFLER 20 OVERALL 14 BODY 7 CASE 409 STAINLESS STEEL
DIAMOND EYE MANUFACTURING
$227.06The Diamond Eye 560020 Exhaust Muffler is a top-of-the-line performance product designed to enhance the sound and efficiency of your vehicle. Crafted from durable 409 stainless steel, this muffler is built to withstand the rigors of the road while...$227.06 -
DIAMOND EYE 510217 EXHAUST MUFFLER 2004.5-EARLY 2007 DODGE 5.9L CUMMINS 2500/3500
DIAMOND EYE MANUFACTURING
$111.88Enhance the performance of your 2004.5 to early 2007 Dodge 5.9L Cummins 2500/3500 truck with the DIAMOND EYE 510217 Exhaust Muffler. This top-of-the-line muffler is designed to deliver a significant improvement in exhaust flow efficiency, resulting in...$111.88 -
DIAMOND EYE 510216 EXHAUST MUFFLER 2004.5-EARLY 2007 DODGE 5.9L CUMMINS 2500/3500
DIAMOND EYE MANUFACTURING
$85.81The Diamond Eye 510216 Exhaust Muffler is expertly crafted to enhance the performance of your 2004.5 to early 2007 Dodge 5.9L Cummins 2500/3500 truck. Designed to fit all cab and bed lengths, this high-quality exhaust muffler is the perfect upgrade for...$85.81 -
DIAMOND EYE 510215 EXHAUST MUFFLER 2003-EARLY 2004 DODGE 5.9L CUMMINS 2500/3500
DIAMOND EYE MANUFACTURING
$85.42The Diamond Eye 510215 Exhaust Muffler is a high-quality aftermarket exhaust component designed for the 2003 to early 2004 Dodge 5.9L Cummins 2500/3500 trucks, fitting all cab and bed lengths. Engineered for exceptional performance, this muffler offers...$85.42 -
DIAMOND EYE 510212 EXHAUST MUFFLER 2004.5-EARLY 2007 DODGE 5.9L CUMMINS 2500/3500
DIAMOND EYE MANUFACTURING
$328.92Enhance the performance of your 2004.5 to early 2007 Dodge 5.9L Cummins 2500/3500 with the Diamond Eye 510212 Exhaust Muffler. This high-quality muffler is designed to deliver optimal exhaust flow and efficiency.Built specifically to fit all cab and bed...$328.92 -
DIAMOND EYE 510210 EXHAUST MUFFLER 4IN. 409 STAINLESS STEEL PERFORMANCE MUFFLER REPLACEMENT
DIAMOND EYE MANUFACTURING
$86.33The Diamond Eye 510210 Exhaust Muffler 4in. 409 Stainless Steel Performance Muffler Replacement is a high-quality exhaust component designed for enhanced performance and durability. Crafted from premium 409 stainless steel, this muffler is built to...$86.33 -
DIAMOND EYE 510209 EXHAUST MUFFLER 4IN. 409 STAINLESS STEEL PERFORMANCE MUFFLER REPLACEMENT
DIAMOND EYE MANUFACTURING
$86.31The Diamond Eye 510209 Exhaust Muffler is a top-of-the-line performance diesel exhaust part designed to elevate your vehicle's exhaust system. Crafted from high-quality 4-inch 409 stainless steel, this muffler replacement is a durable and reliable...$86.31 -
DIAMOND EYE 510205 EXHAUST MUFFLER 4IN. ALUMINIZED PERFORMANCE MUFFLER REPLACEMENT
DIAMOND EYE MANUFACTURING
$66.38The Diamond Eye 510205 Exhaust Muffler is a high-quality performance diesel exhaust part designed for exceptional durability and superior sound reduction. This 4-inch aluminized performance muffler replacement not only enhances the overall look of your...$66.38 -
DIAMOND EYE 510204 EXHAUST MUFFLER 4IN. ALUMINIZED PERFORMANCE MUFFLER REPLACEMENT
DIAMOND EYE MANUFACTURING
$63.44The Diamond Eye 510204 Exhaust Muffler is a top-of-the-line performance diesel exhaust part designed to enhance your vehicle's performance. This 4-inch aluminized performance muffler replacement provides superior exhaust flow, resulting in increased...$63.44 -
DIAMOND EYE 460050 EXHAUST MUFFLER 4IN. 409 STAINLESS STEEL PERFORMANCE PERFORATED
DIAMOND EYE MANUFACTURING
$336.74Designed for diesel enthusiasts seeking a powerful upgrade for their vehicle, the Diamond Eye 460050 Exhaust Muffler is a top-of-the-line performance exhaust part crafted from high-grade 409 stainless steel. This muffler is engineered to enhance the...$336.74 -
DIAMOND EYE 460033 EXHAUST MUFFLER 4IN. 409 STAINLESS STEEL LOUVERED PACKED MUFFLER 30" OVERALL, 24" BODY, 7" CASE
DIAMOND EYE MANUFACTURING
$252.04Enhance the performance and sound of your vehicle with the Diamond Eye 460033 Exhaust Muffler. This high-quality muffler is constructed from durable 409 stainless steel, ensuring long-lasting performance and resistance to corrosion. Designed with louvers...$252.04 -
DIAMOND EYE 460031 EXHAUST MUFFLER 4IN. 409 STAINLESS STEEL PERFORMANCE PERFORATED
DIAMOND EYE MANUFACTURING
$229.35Experience optimal performance and enhance the sound of your vehicle with the Diamond Eye 460031 Exhaust Muffler. This high-quality diesel exhaust part is designed to deliver top-notch results, providing you with both functionality and style.Crafted from...$229.35 -
DIAMOND EYE 460020 EXHAUST MUFFLER 4 PERFORATED PACKED MUFFLER-409 STAINLESS STEEL 20" OVERALL, 14" BODY, 7" CASE
DIAMOND EYE MANUFACTURING
$171.65Crafted with precision engineering and built to last, the Diamond Eye 460020 Exhaust Muffler is the ultimate enhancement for your vehicle's exhaust system. This high-performance muffler ensures a powerful and dynamic sound while maintaining a sleek...$171.65 -
DIAMOND EYE 460017 EXHAUST MUFFLER 4IN. ALUMINIZED PERFORMANCE LOUVERED Y MUFFLER-36 INCH
DIAMOND EYE MANUFACTURING
$245.77The Diamond Eye 460017 Exhaust Muffler is a premium performance upgrade designed for diesel exhaust systems. This high-quality muffler features a durable construction of aluminized steel, ensuring longevity and resistance to corrosion. The 4-inch...$245.77 -
DIAMOND EYE 460005 EXHAUST MUFFLER 4IN. ALUMINIZED PERFORMANCE LOUVERED MUFFLER-30 INCH
DIAMOND EYE MANUFACTURING
$203.36Experience enhanced performance and a deeper exhaust note with the Diamond Eye 460005 Exhaust Muffler. This 4-inch Aluminized Louvered Muffler is designed to deliver superior results in terms of both power and sound. Crafted for diesel exhaust systems,...$203.36 -
DIAMOND EYE 460002 EXHAUST MUFFLER 4IN. ALUMINIZED PERFORMANCE LOUVERED MUFFLER-26 INCH
DIAMOND EYE MANUFACTURING
$177.26Experience enhanced performance and a deep, resonating sound with the Diamond Eye 460002 Exhaust Muffler. This louvered muffler is specifically designed for diesel vehicles, providing an optimal exhaust flow that maximizes power and efficiency. Crafted...$177.26 -
DIAMOND EYE 400405 EXHAUST RESONATOR 4IN. ALUMINIZED PERFORMANCE QUIET TONE RESONATOR
DIAMOND EYE MANUFACTURING
$134.74The DIAMOND EYE 400405 Exhaust Resonator is a top-of-the-line performance accessory designed to enhance the quality of your diesel exhaust system. Crafted from high-quality aluminized materials, this 4-inch resonator is engineered to provide optimal...$134.74