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Motorcycle Off-Road - 4 Stroke

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Yoshimura R&D Rs-2 Header/Canister/End Cap Exhaust System Ss-Cf-Ss Kawasaki KLX110, Suzuki DR-Z110 - 2430522 Yoshimura R&D Rs-2 Header/Canister/End Cap Exhaust System Ss-Cf-Ss Kawasaki KLX110, Suzuki DR-Z110 - 2430522
$449.00
$449.00
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 utili...
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Yoshimura RS-9 Dual Slip-on Exhaust
$799.00
$799.00
Parallelogram-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable   Honda 2016 - CRF250R 2015 - CRF250R 2014 - CRF250R
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FMF Racing S/A TC II Yamaha TT-R125LE 2000-2022 - 040071
$299.99
$299.99
The latest version of the Powercore 4 design incorporates a hi-flow core which has more surface area to absorb more sound while flowing more exhaust Constructed with an extruded aluminum canister,...
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FMF Racing Powerbomb Header (Stainless Steel) - Honda CRF250L 2017 - 041565
$209.99
$209.99
$209.99
The FMF Power Bomb is a four stroke header pipe unit that has a unique bulge precisely located in the header system. A "pre muffler" of sorts, the Power Bomb actually lowers sound output because it...
YRD RS4 SLIP-ON KAW KX450F '19 WORKS EDITION Yoshimura KX450F 2019-23 RS-4 Stainless Slip-On Exhaust, w/ Aluminum Muffler - 244722D320
$569.00
$569.00
2019 marks a new quest for the Kawasaki brand to own the 450cc motocross class. By the looks of it, the new big bore green machine looks like a strong contender, especially when paired with Yoshimu...
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RS-9T HEADER/CANISTER/END CAP EXHAUST SYSTEM SS-AL-CF
$569.00
$569.00
Enduro series mufflers have more volume than stock to provide a decrease in overall dB noise level Includes installed spark arrestor that means it's 100% ready to go on trails in all 50 states
RS-9 HEADER/CANISTER/END CAP EXHAUST SLIP-ON SS-AL-SS
$919.00
$919.00
Parallelogram-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable
RS-4 SO SS/AL/CF SLIP-ON KTM/HUS 250/350
$609.00
$609.00
Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible
RS4 SLIP-ON EXHAUST SS-AL-CF
$619.00
$619.00
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-SS
$579.00
$579.00
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
$789.00
$789.00
Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible
RS-9T HEADER/CANISTER/END CAP EXHAUST SYSTEM SS-AL-CF
$569.00
$569.00
Enduro series mufflers have more volume than stock to provide a decrease in overall dB noise level Includes installed spark arrestor that means it's 100% ready to go on trails in all 50 states
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RS-2 HEADER/CANISTER/END CAP EXHAUST SYSTEM SS-AL-CF
$619.00
$619.00
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 ...
RS9T DUAL SLIP-ON EXHAUST SS/SS/CF
$859.00
$859.00
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 utili...
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RS9 SLIP-ON EXHAUST SS/AL/CF
$549.00
$549.00
Parallelogram-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable
Yoshimura RS12 Stainless Full Exhaust, w/ Aluminum Muffler Yamaha YZ450F 20-22 - 234830S320 RS12 SYSTEM YAM
$1,019.00
$1,019.00
Yamaha' s YZ450F is one the bikes that seems to win the accolades of media testers of almost every level. We set out to make an even better experience with big blue. It's no secret that the YZ450F ...
RS12 SYSTEM KAW Yoshimura Rs12 Exhaust System fits Kawasaki KX250F/X 2021-2023 - 242940S320
$879.00
$879.00
We considered all the details when it came to the RS-12. One look and you can see it's like nothing else on the market. As you get closer you will notice the details in every place on our new dirt ...
RS12 SLIP ON HON Yoshimura RS-12 Stainless Slip-On Exhaust, w/ Stainless Muffler Honda CRF250R/RX 22-23 - 228452S320
$759.00
$759.00
*Product may vary by application Leaning on many of its bigger sibling's handling and styling cues, the new Honda CRF250R boasts many new features. It's lighter, more agile and is sure to be ...
RS12 SIGNATURE SERIES EXHAUST SYSTEM SS-AL-CF Yoshimura Rs12 Signature Series Exhaust System Ss-Al-Cf Suzuki RM-Z450 18-23 - 219220S320
$779.00
$779.00
After over three years in development and testing we are pleased to announce the RS-12 is here! With the help of incredibly talented factory sponsored athletes, technicians, devoted engineers and ...
RS12 SIGNATURE SERIES EXHAUST SYSTEM SS-AL-CF Yoshimura Rs12 Signature Series Exhaust System Ss-Al-Cf Suzuki RM-Z250 19-23 - 218320S320
$779.00
$779.00
After over three years in development and testing we are pleased to announce the RS-12 is here! With the help of incredibly talented factory sponsored athletes, technicians, devoted engineers and ...
RS12 SIGNATURE SERIES EXHAUST SYSTEM FS SS-AL-CF HUS/KTM Yoshimura RS12 Signature Series Exhaust System Fs Ss-Al-Cf KTM/HUSQ 250/350 19-22 / GAS GAS MC 250F - 262530S320
$1,029.00
$1,029.00
We considered all the details when it came to the RS-12. One look and you can see it's like nothing else on the market. As you get closer you will notice the details in every place on our new dirt ...
Yoshimura Rs12 Signature Series Exhaust System Fs Ss/Ss/Cf Honda CRF450R/RX 2021-2023 - 225850S320 RS12 SIGNATURE SERIES EXHAUST SYSTEM FS SS/SS/CF HON
$1,029.00
$1,029.00
The most anticipated 450cc motocross bike for 2021 is here! With an all-new designed chassis and engine, the new Honda CRF450 is sure to set new records. Our new RS-12 system for the new Honda CRF...
RS-4 HEADER/CANISTER/END CAP EXHAUST SLIP-ON SS-AL-CF
$519.00
$519.00
Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible
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RS12 SERIES EXHAUST SYSTEM FS SS-AL-CF HUS/KTM Yoshimura RS12 Exhaust System Fs Ss-Al-Cf KTM 250/350SX-F / Husqvarna FC250/350 22-23 - 262540S320
$1,049.00
$1,049.00
We considered all the details when it came to the RS-12. One look and you can see it's like nothing else on the market. As you get closer you will notice the details in every place on our new dirt ...