Motorcycle Parts › Pro Circuit

Pro Circuit T-6 Stainless Steel Full Exhaust System (0161745G)

Improves performance Stainless steel construction throughout head pipe mid pipe and end-cap Aluminum canister construction Equipped with RC-4 Resonance Chamber to reduce noise output Machined aluminum muffler bracket for increased strength and... more

Pro Circuit Spark Arrestor Screen: 3.5 /4 4-Stroke Silencer (PC4000-0000)

Pro Circuit Spark Arrestor Screen: 3.5 /4 4-Stroke Silencer (PC4000-0000) more

Pro Circuit Red Anodized Billet Axle Blocks (HAB07)

CNC-machined from billet aluminum for strength and light weight Aid in rear wheel alignment which improves high-speed stability and extends chain and sprocket life Adjustment lines for easy wheel alignment Sold as a pair Fitment 2007-2017 Honda CRF150R... more

Pro Circuit Works Exhaust Pipe for 2002 Honda CR250R (PH02250)

WORKS PIPE The first Pro Circuit pipe built with bare metal finish giving it a unique style that sets it apart from all other pipes Durable construction conforms to the natural shape of the motorcycle for exceptional fit and performance Reinforced... more

Pro Circuit Ti-6 Pro Full Exhaust System Titanium w/Carbon End Cap (0341925FP)

Improves performance Titanium construction throughout head pipe mid pipe and canister Carbon fiber end-cap construction Equipped with RC-4 Resonance Chamber Machined aluminum muffler bracket for increased strength and durability Asymmetrical muffler... more

Pro Circuit 304 Factory Sound Silencer Brushed Aluminum (SK98080-304)

Pro Circuit 304 Factory Sound Silencer Brushed Aluminum (SK98080-304) more

Pro Circuit Bronze Suspension Linkage Arm (SPA18450)

CNC-machined from billet aluminum and designed to stiffen up the initial linkage curve and improve the geometry of the chassis making the bike much more stable This will also help eliminate the initial loose and wallowy feel Turning and cornering... more

Pro Circuit T-6 Stainless Steel Full Exhaust System (0151625G)

Improves performance Stainless steel construction throughout head pipe mid pipe and end-cap Aluminum canister construction Equipped with RC-4 Resonance Chamber to reduce noise output Machined aluminum muffler bracket for increased strength and... more

Pro Circuit T-6 Stainless Steel Full Exhaust System (0151845G)

Improves performance Stainless steel construction throughout head pipe mid pipe and end-cap Aluminum canister construction Equipped with RC-4 Resonance Chamber to reduce noise output Machined aluminum muffler bracket for increased strength and... more

Pro Circuit 304 Factory Sound Aluminum Silencer for 93-95 RM250 (SS93250-304)

Feature a longer midsection than the R-304 Shorty for stronger mid-to-high-RPM performance Excellent replacement for the OE silencer while offering impressive performance gains 6061 T-6 brushed aluminum housing Double-walled mounting brackets... more

Pro Circuit Type 296 Spark Arrestor Silencer for KTM 300 EXC 2004-2005

In Pro Circuit s lineup the Type 296 is the silencer you ll want for riding in heavily regulated areas like public lands or forest trails where keeping noise down and running spark arrested are crucial. more

Pro Circuit Platinum Nickel Plated Exhaust Pipe for 92-97 CR125R (PH92125P)

PLATINUM PIPES Inspired by the championship winning Works pipe the Platinum series pipe utilizes plating on the body to protect it from everyday wear and tear Unique nickel bath technology gives the surface added abrasion resistance and enhances the... more

Pro Circuit Billet Black Aluminum Shift Lever (KSL12250)

Pro Circuit Billet Black Aluminum Shift Lever (KSL12250) more

Pro Circuit Water Pump Cover Kit

CNC-machined billet aluminum. Increased pumping capacity. Easy installation. more

Pro Circuit R-304 Shorty Aluminum Silencer for Yamaha YZ125 2002-2018

The R-304 Shorty Silencer is Pro Circuit s go-to option for riders that want maximum power the best sound and a compact size for their track-oriented 2 stroke dirt bikes. more

Pro Circuit Type 296 Spark Arrestor Silencer for KTM 300 MXC 2004-2005

In Pro Circuit s lineup the Type 296 is the silencer you ll want for riding in heavily regulated areas like public lands or forest trails where keeping noise down and running spark arrested are crucial. more

Pro Circuit R-304 Shorty Aluminum Silencer for Husqvarna TE 250i (Fuel Injected) 2018

The R-304 Shorty Silencer is Pro Circuit s go-to option for riders that want maximum power the best sound and a compact size for their track-oriented 2 stroke dirt bikes. more

Pro Circuit Ti-6 Full Exhaust System Titanium w/Carbon End Cap (0331925F)

Offering maximum performance while meeting AMA amateur noise requirements Ideal for closed-course or off-road racing Titanium construction throughout head pipe mid pipe and canister Carbon fiber end-cap construction Equipped with RC-4 Resonance Chamber... more

Pro Circuit FMS04250 Fuel Mixture Screw NOS

Fuel Mixture Screw is new and in excellent condition in original packaging. more

Pro Circuit Ti-6 Full Exhaust System Titanium w/Carbon End Cap (0351935F)

Offering maximum performance while meeting AMA amateur noise requirements Ideal for closed-course or off-road racing Titanium construction throughout head pipe mid pipe and canister Carbon fiber end-cap construction Equipped with RC-4 Resonance Chamber... more

Pro Circuit Platinum Nickel Plated Exhaust Pipe for 01-02 YZ125 (PY01125P)

PLATINUM PIPE Inspired by the championship winning Works pipe the Platinum series pipe utilizes plating on the body to protect it from everyday wear and tear Unique nickel bath technology gives the surface added abrasion resistance and enhances the... more

Pro Circuit Ti-6 Full Exhaust System Titanium w/Carbon End Cap (0321945F)

Offering maximum performance while meeting AMA amateur noise requirements Ideal for closed-course or off-road racing Titanium construction throughout head pipe mid pipe and canister Carbon fiber end-cap construction Equipped with RC-4 Resonance Chamber... more

Pro Circuit Aluminum Throttle Tube (TB-04)

CNC-machined aluminum and PTFE coated on the inside for smooth throttle operation Stronger and more durable than OE plastic units Sold each Fitment 2019-2020 Kawasaki KX250 2004-2016 Kawasaki KX250F 2018 Kawasaki KX250F 2017 Kawasaki KX250F KX252AHF... more

Pro Circuit Works Exhaust Pipe for 2003-2004 Honda CR250R (PH03250)

WORKS PIPE The first Pro Circuit pipe built with bare metal finish giving it a unique style that sets it apart from all other pipes Durable construction conforms to the natural shape of the motorcycle for exceptional fit and performance Reinforced... more

Pro Circuit Type 296 Spark Arrestor Silencer for KTM 250 XC 2006-2010

In Pro Circuit s lineup the Type 296 is the silencer you ll want for riding in heavily regulated areas like public lands or forest trails where keeping noise down and running spark arrested are crucial. more

Pro Circuit Factory Sound 304 Silencer for Husaberg TE 250 2012

The Pro Circuit Factory Sound 304 Silencer is designed for most types of riding and for riders that want a silencer similar to the R-304 but with a little less noise output and little more of the power near the top end of the rpms. more

Pro Circuit Factory Sound 304 Silencer for Kawasaki KX100 1998-2009

The Pro Circuit Factory Sound 304 Silencer is designed for most types of riding and for riders that want a silencer similar to the R-304 but with a little less noise output and little more of the power near the top end of the rpms. more

Pro Circuit Water Pump Cover Kit

CNC-machined billet aluminum. Increased pumping capacity. Easy installation. more

Pro Circuit Platinum 2 Pipe For TM KTM

Pro Circuit s Platinum 2 Pipe delivers low and mid-range power gains in a construction that s full of the same quality as everything from Pro Circuit. But there s a twist. Fits the following: KTM 50 2003-2010 250 2003-2010 200 2003-2010 TM more

Pro Circuit Aluminum Throttle Tube (TB-03)

Pro Circuit Aluminum Throttle Tube (TB-03) more

Pro Circuit Works Exhaust Pipe (0731985)

WORKS PIPE The first Pro Circuit pipe built with bare metal finish giving it a unique style that sets it apart from all other pipes Durable construction conforms to the natural shape of the motorcycle for exceptional fit and performance Reinforced... more

Pro Circuit 304 Factory Sound Silencer Brushed Aluminum (SH90250-304)

Feature a longer midsection than the R-304 Shorty for stronger mid-to-high-RPM performance Excellent replacement for the OE silencer while offering impressive performance gains 6061 T-6 brushed aluminum housing Double-walled mounting brackets... more

Pro Circuit R304 Shorty Silencer (SS02125-RE)

Pro Circuit R304 Shorty Silencer (SS02125-RE) more

Pro Circuit Platinum Nickel Plated Exhaust Pipe (0851665)

PLATINUM PIPE Inspired by the championship winning Works pipe the Platinum series pipe utilizes plating on the body to protect it from everyday wear and tear Unique nickel bath technology gives the surface added abrasion resistance and enhances the... more

Pro Circuit Works Exhaust Pipe (0751125)

WORKS PIPE The first Pro Circuit pipe built with bare metal finish giving it a unique style that sets it apart from all other pipes Durable construction conforms to the natural shape of the motorcycle for exceptional fit and performance Reinforced... more

Pro Circuit R-304 Shorty Aluminum Silencer for KTM 250 XC-W i (Fuel Injected) 2018

The R-304 Shorty Silencer is Pro Circuit s go-to option for riders that want maximum power the best sound and a compact size for their track-oriented 2 stroke dirt bikes. more

Pro Circuit R304 Shorty Silencer (SK99125-RE)

Pro Circuit R304 Shorty Silencer (SK99125-RE) more

Pro Circuit Works Exhaust Pipe (0761825)

WORKS PIPE The first Pro Circuit pipe built with bare metal finish giving it a unique style that sets it apart from all other pipes Durable construction conforms to the natural shape of the motorcycle for exceptional fit and performance Reinforced... more