10 Best Yoshimura Exhaust Review Guide

Updated May 2022

1

Yoshimura Alpha Works Race Exhaust System Kawasaki Z650 / Ninja 650

The Alpha Works Race Exhaust System features Yoshimura’s Works finished headers and midpipe that take on a unique coloring after going through a heat cycle. This special finish treatment increases fatigue strength, scratch resistance and just looks cool.

The Alpha Race series is the result of Yoshimura’s investments in technology, combining decades of hands on race experience with the latest in digital design capabilities. The unique Tri-Oval design of the muffler is especially striking from the rear, where the large-diameter carbon fiber end cap and well-integrated, draw-formed, slash-cut outlet can clearly be seen. But there’s more to the Tri-Oval design than its cutting-edge appearance, along with improved lean-angle ground clearance, this shape allows better use of internal volume to produce the deep, distinct exhaust note Yoshimura is known for.

Features:

  • More aggressive sound profile
  • Beautiful shape resulting from Yoshimura’s Tri-Oval design heritage
  • Unrivaled fit and finish thanks to improved production tolerances
  • Optimized for maximum airflow and ground clearance
  • Designed for durability and ease of service
  • Contemporary satin/matte finish
  • 8.7 lbs lighter than stock
  • Stainless steel headers and midpipe

2

Yoshimura RS5 Slip-On Exhaust 

The Yoshimura RS5 Slip-On Exhaust is the exhaust of choice for any motorcycle with an undertail exhaust. It was developed directing in cooperation with Yoshimuras Road Racing Team to maximize performance and lighten their race bikes. The result is an exhaust with trapezoid shaped muffler with high-flow straight baffle and an aggressive carbon fiber endcap. The fit and finish of the RS5 exhaust is second to none as each component installs seamlessly to enhance the design lines of your motorcycle.

Features:

  • Trapezoid shaped sleeve
  • Large volume of packing material
  • Straight baffle for ample flow
  • Carbon fiber end-cap
  • Stainless steel mid-pipes (applicable models)
  • Made in the USA

3

Yoshimura AT2 Street Slip-On Exhaust 

Yoshimura has taken the very successful Alpha T line of exhaust and took it back to the drawing board. What they came back with is the more aggressive Yoshimura AT2 Slip-On Exhaust. The AT2 features a striking and aggressive end cap that resembles a hi-tech strike fighter jet. In addition to the end cap, the muffler sleeve of the AT2 exhaust was redesigned with harder lines and a big eye-catching AT2 logo. The internals of the AT2 features the same high-quality materials and high performance that Yoshimura is known for.

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Features:

  • Aggressive conical shape and end cap
  • Unrivaled fit and finish due to improved production tolerances
  • Optimized for maximum flow and improved ground clearance
  • Muffler volume and shape produces that magic tone Yoshimura is famous for
  • Optimized for durability and ease of service
  • Made in the USA

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4

Yoshimura Works Alpha T Street Slip-On Exhaust

The Works Alpha T Street Slip-On features Yoshimura’s Works finished muffler sleeve that takes on a unique coloring after it goes through a heat cycle. This special finish treatment increases fatigue strength, scratch resistance and just looks cool.

Yoshimura R&D of America is proud to introduce Alpha line of exhaust. The Alpha Exhaust’s styling, fit and finish are the results of investments made in technology and decades of experience with the latest in digital design capabilities. One look at an Alpha Exhaust and you will know it’s something special. The unique Tri-Oval design is especially striking from the rear, where the large-diameter carbon fiber end cap and well-integrated, draw-formed, slash-cut outlet can clearly be seen. But there’s more to the Tri-oval design than its cutting-edge appearance. Along with improved lean-angle ground clearance, this shape allows better use of internal volume to produce the deep, distinct exhaust note Yoshimura is known for.

Features:

  • Beautiful shape resulting from tri-oval design heritage
  • Unrivaled fit and finish due to improved production tolerances
  • Optimized for maximum flow and improved ground clearance
  • Muffler volume and shape produces that magic tone Yoshimura is famous for
  • Optimized for durability and ease of service
  • Made in the USA

5

Yoshimura RS-2 Full Exhaust System

The Yoshimura RS-2 full system exhaust is a potent and versatile pipe that was engineered to provide useful power gains throughout the entire rpm range. The pyramidal shape of the canister offers increased durability and allows for greater packing volume which lowers sound levels. Working in conjunction with factory race teams has allowed Yoshimura to increase performance, keep sound levels to a minimum and centralize mass. The end result is a sound compliant exhaust system that gives you an unparalleled competitive advantage.

Features:

  • USFS approved spark arrestor
  • Diamond-shaped sleeve
  • Large core and increased muffler packing volume means quieter operation
  • CNC Machined mounting bracket
  • Yoshimura Enduro & Signature Series mufflers
  • 100% Made in the USA

6

Yoshimura R77 Slip-On Exhaust

The Yoshimura R-77 Slip-On Exhaust was designed with the needs of the racer in mind. Using the feedback received from the Yoshimura Road Racing Team, their designers came up with a muffler that is constructed from lightweight materials, grants a significant boost in power thanks to its high-flow trapezoidal shape and gives your bike a great sound without being excessively loud.  The muffler will help your engine make more power while reducing overall weight. The end result is an exhaust that will let your motorcycle reach its maximum potential!

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Features:

  • Superbike technology and styling
  • Trapezoidal-shaped sleeve
  • Straight baffle for ample flow
  • Innovative end-cap
  • Stainless steel mid-pipe (applicable models)
  • Made in the USA

7

Yoshimura Alpha Street Slip-On Exhaust Suzuki SV650 / SV650X

Yoshimura R&D of America is proud to introduce Alpha line of exhaust. The Alpha Exhaust’s styling, fit and finish are the results of investments made in technology and decades of experience with the latest in digital design capabilities. One look at an Alpha Exhaust and you know it’s something special. The unique Tri-Oval design is especially striking from the rear, where the large-diameter carbon fiber end cap and well-integrated, draw-formed, slash-cut outlet can clearly be seen. But there’s more to the Tri-oval design than its cutting-edge appearance. Along with improved lean-angle ground clearance, this shape allows better use of internal volume to produce the deep, distinct exhaust note Yoshimura is known for.

Features:

  • Beautiful shape resulting from tri-oval design heritage
  • Unrivaled fit and finish due to improved production tolerances
  • Optimized for maximum flow and improved ground clearance
  • Muffler volume and shape produces that magic tone Yoshimura is famous for
  • Optimized for durability and ease of service
  • Made in the USA

8

Yoshimura R77 Race Exhaust System 

The Yoshimura R-77 Exhaust System was designed with the needs of the racer in mind. Using the feedback received from the Yoshimura Road Racing Team, their designers came up with a muffler that is constructed from lightweight materials, grants a significant boost in power thanks to its high-flow trapezoidal shape and gives your bike a great sound without being excessively loud.  When combined with the stainless steel headers and mid-pipes, the muffler will help your engine make even more power and reduce weight. The end result is a complete exhaust system that will let your motorcycle reach its maximum potential!

Features:

  • Superbike technology and styling
  • Trapezoidal-shaped sleeve
  • Large volume of packing material
  • Straight baffle for ample flow
  • Innovative end-cap
  • Stainless steel header and mid-pipe
  • Made in the USA

9

Yoshimura RS-4 Exhaust System

The Yoshimura RS-4 full exhaust system has been put to the test and has proven its capabilities at the highest level of competition. In 2010 the RS-4 helped Ryan Dungey claim the AMA 450 Supercross and Motocross championships in his rookie season. The Yoshimura-backed GEICO Honda team also took home both East and West Coast Supercross Lites titles in 2012 using the Yoshimura RS-4 exhaust.

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Utilizing the same R&D that helped bring success at the national level has resulted in a unique exhaust design that provides an unrivaled combination of power and quiet exhaust note. The Yoshimura RS-4 Pipe features an innovative carbon cone end cap, a two staged stepped baffle, and a polyresonant duplex chamber which acts as a muffler within a muffler to help save weight and centralize mass.

Nearly all Yoshimura exhaust systems that have won Motocross or Supercross championships are members of the Yoshimura Signature Series. All Signature Series pipes have been tested, documented, and marked as required by federal and state regulations. Working in conjunction with factory race teams has allowed Yoshimura to increase performance, keep sound levels to a minimum and centralize mass. The end result is a exhaust system that gives you an unparalleled competitive advantage.

Features:

  • Pentagonal-shaped sleeve
  • Polyresonant front muffler chamber which helps reduce noise
  • Two-stage stepped baffle
  • Yoshimura Signature Series muffler
  • Carbon fiber end-cap
  • Stainless Steel or Titanium Head pipe 
  • CARB/EPA tailpipe emissions compliant
  • 100% Made in the USA

10

Yoshimura Alpha Slip-On Exhaust

Yoshimura R&D of America is proud to introduce Alpha line of exhaust. The Alpha Exhaust’s styling, fit and finish are the results of investments made in technology and decades of experience with the latest in digital design capabilities. One look at an Alpha Exhaust and you know it’s something special. The unique Tri-Oval design is especially striking from the rear, where the large-diameter carbon fiber end cap and well-integrated, draw-formed, slash-cut outlet can clearly be seen. But there’s more to the Tri-oval design than its cutting-edge appearance. Along with improved lean-angle ground clearance, this shape allows better use of internal volume to produce the deep, distinct exhaust note Yoshimura is known for.