Best Exhaust Pipes For Motorcycles: Compare Universal Slip-Ons

#1 · Best Overall

1. PACEWALKER Carbon Fiber Muffler

• Material: Aluminum, Stainless Steel
• Material Type: Aluminum, Stainless Steel
• Compatible with Vehicle Type: ATV, Dirt Bike, Motorcycle, Scooter
• Inlet Connection Size: 1.5 in

Best for: Adjustable-sound universal slip-on.

Why it ranks #1: Its 38–51mm fit range, 365mm length, removable DB killer and included clamp and adapter make it a well-equipped universal slip-on option.

A removable DB killer lets the PACEWALKER muffler offer different sound effects, giving riders a way to adjust the exhaust setup. Its 365mm body and 51mm connection are paired with a 38–51mm adapter, supporting use across a range of street and sport motorcycles and scooters.

The aluminum body and stainless steel connector combine the listed materials in a slip-on format, while the removable DB killer provides a sound-adjustment option. The included clamp and 38–51mm adapter help accommodate exhaust pipes within that diameter range. At 365mm long, it has a specified overall length for planning space around the installation. The listing describes its sound as deep and slightly throaty rather than terribly loud, a useful distinction for riders seeking a fuller note without an excessively loud sound.

Skip it if you have an exhaust pipe outside the 38–51mm range; this muffler's listed connection and adapter do not cover it.

This suits street and sport motorcycle or scooter riders seeking a slip-on with adjustable sound and a specified 365mm length. Check that the existing pipe falls within 38–51mm and that the installation has room for the muffler.

Listed on Amazon as: PACEWALKER Motorcycle Exhaust Muffler Carbon Fiber 1.5-2" Inlet

#2 · Best Fit Range

2. LEIMO KPARTS Carbon Muffler

• Material: Aluminum, Stainless Steel
• Material Type: Aluminum, Stainless Steel
• Compatible with Vehicle Type: Bike,Motorcycle,Dirt Bike,Scooter,Atv,Scooters
• Inlet Connection Size: 1.5 in

Best for: Carbon-fiber muffler with sound insert.

Why it ranks #2: This aluminum-and-stainless muffler covers 38–51mm pipes and has a removable DB killer, making it suitable for several bike styles.

A removable DB killer lets the LEIMO KPARTS carbon-fiber-finish muffler offer different sound effects, while its 38–51mm range serves several bike types. The 365mm slip-on is listed for dirt bikes, street bikes, scooters, ATVs and quads with compatible exhaust pipes.

The aluminum and stainless steel construction gives the muffler its stated material base, with a carbon-fiber finish described in the product details. Its removable DB killer gives riders a way to change the sound effect, while the universal slip-on format and 38–51mm range cover the listed vehicle categories when pipe diameter matches. The 365mm length is specified in the product description, helping with space checks. The listing also presents reduced overall weight as a performance-oriented benefit, without providing a comparative weight figure.

Skip it if you need a muffler for a pipe outside 38–51mm; this LEIMO KPARTS listing gives no fit beyond that range.

This suits riders seeking a carbon-fiber-finish slip-on with a removable DB killer for a compatible dirt bike, street bike, scooter, ATV or quad. Verify the 38–51mm pipe range and 365mm length against the installation space.

Listed on Amazon as: Motorcycle Slip On Muffler,1.5-2" Carbon Fiber Unversal Slip on Silencers

#3 · Dual-Outlet Design

3. FLYPIG Dual-Outlet Muffler

• Material: Aluminum, Stainless Steel
• Material Type: Aluminum, Stainless Steel
• Compatible with Vehicle Type: Motorcycle
• Inlet Connection Size: 5.1 centimeters

Best for: Dual-outlet fit for sport-bike builds.

Why it ranks #3: It fits stated 38–51mm connections, measures 368mm and includes accessories; the listing also identifies specific Honda models it does not fit.

A dual-outlet design gives the FLYPIG muffler a distinctive tailpipe layout, with a 368mm body and a stated 38–51mm slip-on range. The listing names motorcycles, dirt bikes, scooters, quads and ATVs, and cites models including the Yamaha YZF-R6, BMW S1000RR and Honda CBR250RR.

The 38–51mm connection range supports use on listed vehicle types when the existing pipe matches, and stainless steel clamps are specified for the connection. At 368mm long, the muffler has a defined size for checking available space. Its aluminum and stainless steel materials are identified in the specifications, while the dual-outlet design is presented as reducing overall weight. The listing explicitly excludes the Honda CBR250R 2011 and Honda CBR1000rr 2008, and warns that metal edges may feel sharp during handling.

Skip it if you ride a 2011 Honda CBR250R or a 2008 Honda CBR1000rr; the listing names both as unsuitable.

This suits sport-bike and other motorcycle owners with a matching 38–51mm pipe who want a dual-outlet muffler. The two listed Honda exclusions matter, and gloves are recommended because the metal edges may feel sharp.

Listed on Amazon as: Motorcycle Exhaust Slip On Muffler 38-51mm for Grom Kawasaki Ninja ZX6R

#4

4. PACEWALKER Dual-Outlet Muffler

• Material: Aluminum, Stainless Steel
• Material Type: Aluminum, Stainless Steel
• Compatible with Vehicle Type: Motorcycle, Scooter, Dirt Bike, ATV, Street Bike

Best for: Dual-outlet slip-on for varied bikes.

Why it ranks #4: The 368mm slip-on is listed for 38–51mm pipes and includes a bracket and spring, with compatibility across motorcycles, scooters and other bike types.

The dual-outlet tailpipe distinguishes this PACEWALKER slip-on, offering a different exhaust layout from a single-outlet design. Its 368mm overall length and stated 38–51mm pipe compatibility make it a candidate for motorcycles, scooters, dirt bikes, ATVs and street bikes with matching exhaust diameters.

The dual-outlet design is presented as a way to reduce overall weight and obtain maximum output, while the listing also describes its sound as outstanding. Its aluminum and stainless steel materials are specified, and the slip-on installation type identifies how it connects to the existing exhaust. Compatibility is given for 38–51mm pipes across several vehicle categories. The included exhaust pipe, bracket and spring provide named installation components, and the 368mm length helps buyers consider available mounting space.

Skip it if you have a pipe outside 38–51mm; this slip-on's listed compatibility does not cover that size.

This suits riders seeking a dual-outlet slip-on for a motorcycle, scooter, dirt bike, ATV or street bike with a 38–51mm pipe. Check both the connection diameter and space for its 368mm length.

Listed on Amazon as: PACEWALKER Motorcycle Exhaust Tips Slip On Muffler 1.5-2" Inlet

#5

5. Fast Pro Hexagon Muffler

• Material: Aluminum, Stainless Steel, Titanium
• Material Type: Aluminum, Stainless Steel, Titanium
• Compatible with Vehicle Type: Atv,Bike,Dirt,Dirt Bike,Motorcycle,Scooter
• Inlet Connection Size: 1.5 in

Best for: Hardware-included universal hex muffler.

Why it ranks #5: Its 390mm length and 38–51mm connection range cover several vehicle types, and the listing says hardware is included.

A 390mm hexagon-shaped muffler with a 38–51mm connection range gives the Fast Pro a broad stated fit across dirt bikes, street bikes, scooters, ATVs and quads. Its listing says hardware is included, making it a practical option for buyers seeking a universal slip-on package.

The 38–51mm connection range is the key fit specification: it covers several stated vehicle types, provided their exhaust pipe diameter falls within that range. At 390mm long, the muffler's overall length is specified for installation planning. The package includes the exhaust pipe and hardware as pictured, so buyers have listed mounting pieces with the muffler. However, installation instructions are not included, which means the listing does not provide a written installation guide for the work.

Skip it if you need a supplied written installation guide; this Fast Pro listing explicitly says instructions are not included.

This suits riders seeking a 390mm universal-style muffler for a compatible 38–51mm pipe and who can work without supplied instructions. Check the available installation space and pipe diameter before making it part of a build.

Listed on Amazon as: Universal 1.5-2" Inlet Hexagon Exhaust Muffler Pipe Slip On Scooter Motorcycle ATV Dirt Street Bike

#6

6. YZCHAIN Carbon Muffler

• Compatible with Vehicle Type: Motorcycle

Best for: Carbon-fiber Z900 and sport-bike fit.

Why it ranks #6: The 2-inch slip-on lists a 38–51mm range and names Z900, GSXR750 and CBR650, but says most installations need minor cutting and welding.

A carbon-fiber muffler rated in the description to withstand 1200°F gives the YZCHAIN slip-on a specific heat-resistance claim for demanding motorcycle use. Its 2-inch connection is named for the Kawasaki Z900, Suzuki GSXR750 and Honda CBR650, while an adjustable stainless steel adapter covers 38–51mm tubes.

The 2-inch slip-on design is listed for the Z900, GSXR750 and CBR650, and the adjustable adapter extends the stated pipe range to 38–51mm. The product description says CNC-machined connectors provide a leak-free connection, a detail relevant to buyers considering connector fit. YZCHAIN also claims the muffler is 30% lighter than a stock exhaust, with improved acceleration; those are manufacturer claims rather than independent measurements. The listing notes that minor cutting and welding are needed for full installation on most bikes.

Skip it if you want a slip-on installation without fabrication; the listing says most bikes need minor cutting and welding.

This suits owners of the named Z900, GSXR750 or CBR650 and riders considering a carbon-fiber muffler with a 38–51mm adapter. Account for the listed cutting and welding requirement on most installations.

Listed on Amazon as: Motorcycle Exhaust,Motorcycle Muffler Slip-On 2 Inch/51 MM,Carbon Fiber Slip on Exhaust Muffler,Universal Fit for Z900/GSXR750/CBR650, Heat Resistant, Black Round

#7

7. FLYPIG Black Exhaust Pipe

• Material: Alloy Steel
• Material Type: Alloy Steel
• Compatible with Vehicle Type: Atv,Go,Scooter

Best for: Stainless pipe with adapter and hardware.

Why it ranks #7: This 358mm stainless-steel pipe includes a 38–51mm adapter and mounting accessories, though its listing excludes GN400 and SV650s.

A stainless steel 38–51mm adapter and mounting accessories come with the FLYPIG pipe, giving buyers specified pieces for connecting it to a compatible motorcycle exhaust. Its 358mm length and 51mm inlet provide useful measurements for planning a replacement on a street bike, dirt bike or scooter.

The 51mm inlet is the stated pipe connection, while the included adapter covers the 38–51mm range; measuring the existing exhaust helps determine whether that supplied connection setup is suitable. The stainless steel construction is described as corrosion resistant and rust proof. At 358mm long, the pipe has a defined overall size for checking available space. The listing states that it does not include a removable muffler, an important distinction for buyers who specifically want a removable insert to alter sound.

Skip it if you want a removable muffler insert for changing sound; the FLYPIG pipe listing says it does not include one.

This fits buyers seeking a stainless steel pipe with an included adapter and mounting accessories for a compatible 38–51mm setup. Its lack of a removable muffler makes it a poor match for riders who want that adjustment.

Listed on Amazon as: FLYPIG Motorcycle Exhaust Pipe 38-51mm for Kawasaki Honda Suzuki Dirt Bike Yamaha YZF R6 06-18 250cc Hawk Street Bike Exhaust Pipe Black

#8

8. Tesmirror Titanium Muffler

• Material: Aluminum, Stainless Steel, Titanium
• Material Type: Aluminum, Stainless Steel, Titanium
• Compatible with Vehicle Type: Motorcycle
• Inlet Connection Size: 1.5 in

Best for: Slip-on kit with removable DB killer.

Why it ranks #8: It lists a 365mm slip-on, removable DB killer and 38–51mm compatibility, but its supplied product details also contain unrelated refrigerator-bar text.

A removable DB killer gives the Tesmirror slip-on an option for changing its sound effect, while the included springs, hooks and clamps provide specified mounting components. The 365mm muffler has a 51mm connection and is listed for motorcycle and scooter pipes measuring 38–51mm.

The stated 38–51mm fit range makes this muffler relevant to riders whose existing exhaust falls within those diameters, and its slip-on connection describes the installation style. The aluminum body and stainless steel connector specify the main materials; the listing also identifies titanium among its material details. At 365mm long, it has a defined overall size for checking space. The DB killer and included springs, hooks, clamps and universal connecting pipe give the package several named components for installation and sound adjustment.

Skip it if you have an exhaust pipe smaller than 38mm or larger than 51mm; the listed fit range does not cover that diameter.

This suits motorcycle and scooter riders with a 38–51mm pipe who want a slip-on muffler with a removable DB killer and included mounting components. Its 365mm length and diameter range are key fit considerations.

Listed on Amazon as: Motorcycle Exhaust Muffler, Titanium, 1.5-2" Inlet

#9 · Best Slash-Cut Style

9. Tesmirror Slash-Cut Pipe

• Material: Stainless Steel
• Material Type: Stainless Steel
• Compatible with Vehicle Type: Motorcycle

Best for: Slash-cut chopper and cafe-racer option.

Why it ranks #9: The stainless-steel slash-cut pipe includes a reducer for 1-3/8, 1-1/2, 1-5/8 and 1-3/4-inch pipes, but is less broadly specified.

A slash-cut profile gives the Tesmirror exhaust its retro styling, while its chrome-plated steel construction brings a durable metal finish to a chopper or cafe racer. The universal muffler fits left- or right-side use and accepts several pipe sizes with the included reducer.

The listed fit sizes are 13⁄8, 11⁄2, 15⁄8 and 13⁄4 inches, and the included reducer supports those pipe diameters, helping buyers match the muffler to a compatible setup. Its left- and right-side fit offers placement flexibility. Tesmirror describes the product as a direct replacement with precision casting for installation, while the stainless steel construction and chrome plating provide the specified material and finish. The listing also highlights a pronounced exhaust sound, which may suit riders after a more vocal retro-style setup.

Skip it if you have a pipe larger than 13⁄4 inches; the listed reducer sizes do not cover it, while a 38–51mm slip-on may fit your measured pipe.

This is for chopper and cafe-racer owners wanting a slash-cut, chrome-plated muffler with left- or right-side placement. Its listed reducer sizes stop at 13⁄4 inches, so match the pipe diameter before choosing it.

Listed on Amazon as: Universal Motorcycle Stainless Steel Slash Cut Exhaust Tip Exhaust Pipe Muffler for Chopper Cafe Racer Silencer (one piece)

#10

10. Cylemoto 1.25-Inch Muffler

• Material: Metal
• Material Type: Metal
• Compatible with Vehicle Type: Motorcycle

Best for: Mini-bike and pit-bike replacement.

Why it ranks #10: Its 1.25-inch mounting size targets listed 110CC and 125CC mini, pit and trail bikes, making it less suitable for broad motorcycle fitment.

A 1.25-inch mounting hole sets the Cylemoto muffler apart from the 38–51mm slip-ons in this roundup, making its listed size important for mini-bike and pit-bike buyers. The 362mm aluminum muffler is specified for 110cc and 125cc motorcycles, race mini bikes and dirt bikes.

The 1.25-inch mounting hole and 362mm overall length give buyers two measurements to compare with their existing setup and available space. Its stated applications include 110cc and 125cc motorcycles, race mini bikes, pit bikes, trail dirt bikes and motocross. The package includes a rubber protection strip and metal fixing strip alongside the muffler, providing named mounting pieces. Because its connection size differs from larger listed slip-on ranges, measuring the existing exhaust is especially relevant when assessing whether this part matches the intended bike.

Skip it if you need a 38–51mm slip-on; this muffler has a 1.25-inch mounting hole and is listed for smaller bike applications.

This suits owners of compatible 110cc or 125cc motorcycles, mini bikes, pit bikes and trail dirt bikes seeking a 362mm muffler. Its 1.25-inch mounting hole is the key fit boundary to check.

Listed on Amazon as: Muffler Exhaust 1.25inch Aluminum Motorcycle Racing Exhaust Muffler Silencer Pipe Black