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: Yamaha TT-R125 2000-2023 Exhaust Description: The T-6 exhaust system contains a stainless steel head pipe, brushed aluminum canister and a carbon fiber end-cap for added durability and a professional look. This exhaust system features the same benefits as the T-6...

Upgrade the style and performance of your bike by switching out its stock hoses with Pro Circuit's Standard Radiator Hose Kit. Our radiator hose kits feature premium-grade silicone throughout, which can operate at higher temperatures and pressures than a stock rubber hose. The hoses...

Fits The Following Bikes: Kawasaki KX450 2019-2023 Water Pump Description: The Pro Circuit Water Pump Kit is designed to increase the performance of your cooling system. Each water pump assembly has been CNC-machined from billet aluminum and is color anodized. The Pro Circuit Water...

Fits The Following Bikes: Kawasaki KX250F 2011-2023 Kawasaki KX450F 2006-2015, 2019-2023 Engine Plug Kit Description: Pro Circuit's Engine Plug Kit is a must-have item to attain that works look. Each piece is CNC machined from aircraft-grade aluminum, anodized red and hand polished. Features Include:...

Fits The Following Bikes: Kawasaki KX250F 2009-2023 Kawasaki KX250X 2021-2023 Kawasaki KX250XC 2021-2023 Shift Lever Description: Used by the Monster Energy/Pro Circuit/Kawasaki Race Team, the Pro Circuit Shift Lever is CNC machined from billet 6061-T6511 aluminum and hard anodized with stainless steel spring and hardware, making it stronger...

Fits The Following Bikes: Honda CR250R 1986 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 85 2018-2024 KTM 85 SX 2018-2024 GasGas MC 85 2021-2024 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...

Fits The Following Bikes: Honda CRF450R 2021-2022 Exhaust Description:  The T-6 Stainless Steel Slip-On is for riders looking for an inexpensive, easy-to-install, durable performance silencer that can bolt right onto their stock head pipe. The T-6 Slip-On is constructed of stainless steel and high...

The T-6 Stainless Steel Slip-On Silencer is designed for a rider looking for an inexpensive, easy-to-install, durable performance silencer that can bolt onto their stock head pipe. This slip-on silencer comes with a stainless steel end-cap and an aluminum canister for increased durability. Although...

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"....

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...

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...

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 the inlet cap and can be removed easily...

Pro Circuit Brake Levers are made by Sunline and forged from 6061-T6 aluminum for strength and durability. This lever is designed to fit the stock perch and exceeds OEM specifications. 

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 a silencer that looks as good as it performs....

Used by the Monster Energy/Pro Circuit/Kawasaki Race Team, the Pro Circuit Shift Lever is CNC machined from billet 6061-T6511 aluminum and hard anodized with stainless steel spring and hardware, making it stronger than a stock part and more able to resist wear, bending and...

Pro Circuit's Billet Cam Cover is machined from aircraft-grade aluminum, anodized red and hand polished for a true works look. 

Fits The Following Bikes: Yamaha YZ450F 2014-2017 Exhaust Description:  The T-6 Stainless Slip-On Silencer is designed for a rider looking for an inexpensive, easy-to-install, durable performance silencer that can bolt onto their stock head pipe. This slip-on silencer comes with a stainless steel end-cap and...

KTM250SXF 11-12 T-5 Carbon System