Duke - Bayside Performance

17-20 KTM 390 Duke Yoshimura R-77 Works Titanium 3QTR Exhaust Carbon Fiber

Yoshimura Race R-77 Titanium 3QTR Exhaust The KTM RC390 and 390 Duke are entry level bikes that can quickly be transformed into potent race bikes/track day machines. Yoshimura has pumped up the looks and performance on these small, yet fun bikes with their Race Series 3/4 systems in carbon/carbon Mini R-77 muffler options. When heading to the race track, everything counts, with either muffler option you loose half the weight of the stock system and gain 2.5% max H.P. and 3.3%...

USD Sale $809.00

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19-20 KTM 790 Duke Yoshimura Alpha T Works Slip-On Exhaust Stainless With Carbon

Yoshimura Street Alpha T Slip-On Exhaust Known for its racing prowess and it's ability to deliver performance, Yoshimura developed an Alpha T Works Finish slip-on for the new 790 Duke. The aesthetics are perfect for the 790 and the sound was enhanced along with the performance. Peak horsepower was increased by as much as 4%! The radical sound that the Alpha T offers is second to none and the Alpha T removes 3 pounds when compared to the stock system. Proudly made in the USA!...

USD Sale $549.00

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20-21 KTM 890 Duke Yoshimura AT2 Slip-On Exhaust Stainless With Carbon Cap

Yoshimura Slip-On Exhaust A cousin of the Alpha Taper muffler, AT2 has new styling with an all-new matte carbon fiber end cap and heal guard as well as an all new faceted inner end cap assembly. It just looks fast standing still! The exhaust note that the AT2 delivers is second to none. One crack of the wrist and the 890cc twin thunders like it's ready for playtime. Power and torque are up considerably to give the 890 even more prowess when things get sticky. Proudly made in the USA!...

USD Sale $549.00

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17-20 KTM 390 Duke Yoshimura R-77 Works Stainless 3QTR Exhaust With Carbon Cap

Yoshimura Race R-77 Stainless 3QTR Exhaust The KTM RC390 and 390 Duke are entry level bikes that can quickly be transformed into potent race bikes/track day machines. Yoshimura has pumped up the looks and performance on these small, yet fun bikes with their Race Series 3/4 systems in stainless/carbon Mini R-77 muffler options. When heading to the race track, everything counts, with either muffler option you lose half the weight of the stock system and gain 2.5% max H.P. and 3.3%...

USD Sale $509.00

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17-20 KTM 390 Duke Yoshimura Alpha T Works Slip-On Exhaust Stainless With Carbon

Yoshimura Street Alpha T Slip-On Exhaust Yoshimura is excited to introduce the Alpha T slip-on for the KTM 390 Duke and RC390. Both of these fun machines are a blast to ride, now Yoshimura helps the 390 pack a punch and look even better. The new Works Finish Alpha T slip on adds the distinctive Yoshimura sound and provides the 390 single cylinder engine 11% peak H.P. and 17% peak torque. Can you say fun? Proudly made in the U.S.A. New Yoshimura Works Finish takes on a unique...

USD Sale $419.00

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