Fits The Following Bikes: Yamaha YZ125 2022-2024 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 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 YZ250 2002-2026   Pipe Description: The Single Best Improvement To A YZ250 The original Pro Circuit Works Pipe offers unparalleled performance and power for every two-stroke application. This Champ pipe has increased horsepower and torque gains compared to the...

Fits The Following Bikes: Kawasaki KX125 2004-2005 Pipe Description: The Platinum Pipe offers the same performance gains as the popular Works Pipe, but utilizes a platinum plating on the body to protect it from everyday elements. Precision in design and engineering makes even the...

The Platinum Pipe offers the same performance gains as the popular Works Pipe, but utilizes a platinum plating on the body to protect it from everyday elements. Precision in design and engineering makes even the smallest details into a work of art. The Platinum...

Fits The Following Bikes: Honda CR250R 2005-2007 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: Suzuki RM125 2004-2007 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: Kawasaki KX250 2005-2007 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: Honda CR250R 2004-2007 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 YZ65 2019-2025 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: Husqvarna TC 250 2019-2022 KTM 250 SX 2019-2022 Pipe Description: The Platinum Pipe offers the same performance gains as the popular Works Pipe, but utilizes a platinum plating on the body to protect it from everyday elements. Precision in design...

Fits The Following Bikes: Kawasaki KX125 2003-2005   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...

Fits The Following Bikes: KTM 125 SX 2023 Husqvarna TC 125 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...

Fits The Following Bikes: Husqvarna TC 125 2023-25 KTM 125 SX 2023-25 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...

Fits The Following Bikes: Honda CR125R 2002-2007   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...

Fits The Following Bikes: Kawasaki KX250 2002   Pipe Description: The Platinum Pipe offers the same performance gains as the popular Works Pipe, but utilizes a platinum plating on the body to protect it from everyday elements. Precision in design and engineering makes even...

Fits The Following Bikes: Honda CR125R 1992-1997 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: KTM 250 SX 2017-2018 KTM 250 XC/XC-W 2017-2018 KTM 300 XC/XC-W 2017-2018 KTM 250 XC-W TPI 2019   Silencer Description: The R-304 Silencer was developed as a full-race two-stroke silencer. The compact design of our R-304 Silencer offers optimum performance gains...

Fits The Following Bikes: Kawasaki KX80-85-100 1998-2025 Kawasaki KX112 2025 Suzuki RM100 2003-2005 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...

Fits The Following Bikes: Kawasaki KX250 2005-2007 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...