Exhaust Dirtbikes

Rs12 System Yam

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 a...

Rs 4 Header/Canister/End Cap Exhaust Slip On Ss Al Cf

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...

Rs 4 Exhaust Repack Kit

Fitment 2026 Yamaha YZ250F

Rs 4 Muffler Decal Set 4/Pcs

Fitment 2026 Yamaha YZ250F

Rs 12 System Ss/Al/Cf Yz250f

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 a...

Rs 12 Exhaust Spark Arrestor 1.375

Features: Includes ONE Replacement USFS Approved Spark Arrester for RS-12 Off-Road Mufflers. Available as optional Spark Arrester on applications not originally equipped with a Spark Arrester Please...

Rs 12 Exhaust Sound Insert 1.625

Features: Replacement Yoshimura parts and packing keep your Yoshimura exhaust performing at its peak performance. Replacement Low-Volume Insert Kit for RS-12 Mufflers Non-Spark Arrested Available as...

End Cap Cover Kit Rs4 Cf

Fitment 2026 Yamaha YZ250F

Rs 12 Muffler Decal Set

Replacement Yoshimura parts and packing keep your Yoshimura exhaust performing at its peak performance. Fitment 2026 Kawasaki KX250 2026 Yamaha YZ250F

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 baffle Spark Arrestor/Sound Insert Compatible Fitment 2018 Yamaha YZ450F 2019...

Rs12 System Yam

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 a...

Exhaust Rs 12 Slip On Ss/Al/Cf

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 a...

Rs 4 Header/Canister/End Cap Exhaust Slip On Ss Al Ss

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...

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 Fitment 2018 Honda CRF250R 2019 Honda CRF250R 2019 Honda CRF250RX

Rs 9 Header/Canister/End Cap Exhaust Dual System Ss Al Cf

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...