Fits The Following Bikes: Yamaha YZ250 2003-2023 Silencer Description: The R-304 silencer was developed as a full-race two-stroke silencer. The compact design of the short aluminum canister offers optimum performance gains and is recommended for closed-course racing only. Hex head screws are used to secure...

Fits The Following Bikes: KTM 125/150 SX 2019-2022 Husqvarna TC 125 2019-2022 GasGas MC 125 2021-2022 Pipe Description: The original Pro Circuit Works Pipe offers unparalleled performance and power for every two-stroke application. Increased horsepower and torque gains will quickly be noticed across the...

Fits The Following Bikes: Yamaha YZ125 2022-2023 Pipe Description: The original Pro Circuit Works Pipe offers unparalleled performance and power for every two-stroke application. Increased horsepower and torque gains will quickly be noticed across the entire rpm range. The unplated, oiled metal finish requires...

Fits The Following Bikes: Yamaha YZ125 2002-2021 Silencer Description: The R-304 silencer was developed as a full-race two-stroke silencer. The compact design of the short aluminum canister offers optimum performance gains and is recommended for closed-course racing only. Hex head screws are used to secure...

Fits The Following Bikes: Kawasaki KX85/100 2014-2022 Pipe Description: The original Pro Circuit Works Pipe offers unparalleled performance and power for every two-stroke application. Increased horsepower and torque gains will quickly be noticed across the entire rpm range. The unplated, oiled metal finish requires...

Fits The Following Bikes: Husqvarna TC 125 2019-2022 KTM 125/150 SX 2019-2022 GasGas MC 125 2021-2022 Silencer Description: The R-304 silencer was developed as a full-race two-stroke silencer. The compact design of the short aluminum canister offers optimum performance gains and is recommended for closed-course...

Fits The Following Bikes: Yamaha YZ125 2005-2024   Cover Description: Pro Circuit Clutch Covers are CNC machined from T-6 billet aircraft-grade aluminum to improve durability and heat dissipation, which improves performance. These covers are designed to be stronger and lighter than the stock clutch...

Fits The Following Bikes: Kawasaki KX125/250 1992-2007 Suzuki RM125/250 1995-2008 Yamaha YZ125/250 1996-2023 Throttle Tube Description: Pro Circuit throttle tubes are CNC-machined out of aluminum, and are Teflon coated on the inside to reduce friction which gives you a smoother twist of the throttle.

Fits The Following Bikes: Honda CR250R 2002-2003 Silencer Description: The R-304 silencer was developed as a full-race two-stroke silencer. The compact design of the short aluminum canister offers optimum performance gains and is recommended for closed-course racing only. Hex head screws are used to secure...

Fits The Following Bikes: Kawasaki KX250 2021-2024 Exhaust Description:  The Ti-6 Titanium Exhaust System is designed to improve performance and is constructed of titanium throughout the head pipe, mid pipe, and canister while the end-cap is constructed of carbon fiber. The Ti-6 is ideal...

Fits The Following Bikes: Kawasaki KX125 2003-2007 Silencer Description: The Ti-2 Shorty Carbon Kevlar/Titanium Silencer is the latest piece of racing technology we offer and is guaranteed to be a favorite for most two-stroke riders. The Ti-2 is similar to the popular R-304 Silencer...

The original Pro Circuit Works Pipe offers unparalleled performance and power for every two-stroke application. Increased horsepower and torque gains will quickly be noticed across the entire rpm range.The unplated, oiled metal finish requires some maintenance, but really gives your bike that "Works Look"....

Fits The Following Bikes: Husqvarna TC 85 2018-2023 KTM 85 SX 2018-2023 GasGas MC 85 2021-2023 Silencer Description: The R-304 silencer was developed as a full-race two-stroke silencer. The compact design of the short aluminum canister offers optimum performance gains and is recommended for closed-course...

Fits The Following Bikes: KTM 65 SX 2016-2023 Husqvarna TC 65 2017-2023 GasGas MC 65 2021-2023 Silencer Description: The R-304 silencer was developed as a full-race two-stroke silencer. The compact design of the short aluminum canister offers optimum performance gains and is recommended for closed-course...

Fits The Following Bikes: Yamaha YZ65 2019-2023 Silencer Description: The R-304 silencer was developed as a full-race two-stroke silencer. The compact design of the short aluminum canister offers optimum performance gains and is recommended for closed-course racing only. Hex head screws are used to secure...

Fits The Following Bikes: Yamaha YZ85 2019-2022 Silencer Description: The 304 silencer is recommended for most two-stroke applications. The slightly longer body offers added top end performance while reducing noise output. The brushed aluminum body and stainless steel inlet tube and end-cap gives you...

Fits The Following Bikes: Yamaha YZ65 2018-2023 Pipe Description: The original Pro Circuit Works Pipe offers unparalleled performance and power for every two-stroke application. Increased horsepower and torque gains will quickly be noticed across the entire rpm range. The unplated, oiled metal finish requires...

Cover Description: Pro Circuit Clutch Covers are CNC-machined from T-6 billet aircraft-grade aluminum to improve durability and heat dissipation, which improves performance. These covers are designed to be stronger and lighter than the stock clutch cover. Retail Price : $ 329.00

Fits The Following Bikes: Honda CRF150R 2007-2016 Exhaust Description: The T-6 Stainless Steel Exhaust System offers maximum performance and is constructed of stainless steel throughout the head pipe, mid pipe and end-cap while the canister is aluminum. The T-6 is perfect for any closed-course...

Head Pipe Description: The header pipe is a critical part of your exhaust system and once in a while you may crash or take a rock to the head pipe causing damage which could result in lost power. This OEM replacement head pipe is...