Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible Rs 4 Full System Exhaust Ss Al Cf Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle...

Building performance exhaust systems for the factory race efforts improves our research and development, which improves the overall performance of our products. Adapting technology we learn on the track to our consumer products is what makes the Yoshimura name synonymous...

Features: Parallelogram-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable Rs 9 Header/Canister/End Cap Exhaust Dual Slip On Ss Al Cf Features: Parallelogram-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable FITS...

Features: Parallelogram-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable Rs 9 Header/Canister/End Cap Exhaust Dual Slip On Ss Al Cf Features: Parallelogram-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable FITS...

Building performance exhaust systems for the factory race efforts improves our research and development, which improves the overall performance of our products. Adapting technology we learn on the track to our consumer products is what makes the Yoshimura name synonymous...

Features: Parallelogram-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable Rs 9 Header/Canister/End Cap Exhaust Slip On Ss Al Ss Features: Parallelogram-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable FITS Honda...

Yoshimura has been working extensively with OE’s and factory racing teams to develop racing-oriented parts that can also benefit the weekend warrior. Because we take racing seriously, we have utilized the most technologically advanced equipment available. Through the use of...

Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible Rs 4 Header/Canister/End Cap Exhaust System Ss Al Cf Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core...

Building performance exhaust systems for the factory race efforts improves our research and development, which improves the overall performance of our products. Adapting technology we learn on the track to our consumer products is what makes the Yoshimura name synonymous...

RS-4 exhaust systems illustrates the endless cycle of development. Working in conjunction with the factory teams has provided us with new ways to increase performance, lower sound levels and centralize mass. The end result is a product that gives you...

RS-4 exhaust systems illustrates the endless cycle of development. Working in conjunction with the factory teams has provided us with new ways to increase performance, lower sound levels and centralize mass. The end result is a product that gives you...

Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible Rs 4 Header/Canister/End Cap Exhaust System Ss Al Cf Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core...

Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible Rs 4 Header/Canister/End Cap Exhaust System Ss Al Cf Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core...

Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible Rs 4 Header/Canister/End Cap Exhaust Slip On Ss Al Cf Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage...

Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible Rs 4 Header/Canister/End Cap Exhaust System Ss Al Cf Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core...

Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible Rs 4 Header/Canister/End Cap Exhaust System Ss Al Cf Features: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core...

RS-4 exhaust systems illustrates the endless cycle of development. Working in conjunction with the factory teams has provided us with new ways to increase performance, lower sound levels and centralize mass. The end result is a product that gives you...

RS-4 exhaust systems illustrates the endless cycle of development. Working in conjunction with the factory teams has provided us with new ways to increase performance, lower sound levels and centralize mass. The end result is a product that gives you...

Yoshimura has been working extensively with OE’s and factory racing teams to develop racing-oriented parts that can also benefit the weekend warrior. Because we take racing seriously, we have utilized the most technologically advanced equipment available. Through the use of...

Yoshimura has been working extensively with OE’s and factory racing teams to develop racing-oriented parts that can also benefit the weekend warrior. Because we take racing seriously, we have utilized the most technologically advanced equipment available. Through the use of...

Yoshimura has been working extensively with OE’s and factory racing teams to develop racing-oriented parts that can also benefit the weekend warrior. Because we take racing seriously, we have utilized the most technologically advanced equipment available. Through the use of...

Yoshimura has been working extensively with OE’s and factory racing teams to develop racing-oriented parts that can also benefit the weekend warrior. Because we take racing seriously, we have utilized the most technologically advanced equipment available. Through the use of...

Features: Oval-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable Signature Rs 3 Full System Exhaust Ss Ss Al Features: Oval-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable FITS Yamaha YFM660R...

Yoshimura has been working extensively with OE’s and factory racing teams to develop racing-oriented parts that can also benefit the weekend warrior. Because we take racing seriously, we have utilized the most technologically advanced equipment available. Through the use of...