Pro Circuit 2-Stroke Exhausts

Pro Circuit - Works Pipe:
Works pipes are constructed with bare metal finishes and are used by many Factory teams.
All pipes are stamped from AKDQ high quality carbon steel.
Constructed with 12-gauge brackets and 16-gauge stingers with gusseted butterfly brackets attached to the stinger to prevent cracking.
Flanges are...

Pro Circuit - R304 Silencer - KTM
For those looking for the factory look and power, the Pro Circuit 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...

Pro Circuit - R304 Silencer
Construction features include stainless-steel end caps and intake tube, an extruded aluminum body with brushed finish and lightweight, high-strength aluminum rivets and steel Allen head screws on one end for easy disassembly and rebuilding. Body designed for FIM requirements.

Pro Circuit - R304 Silencer
Construction features include stainless-steel end caps and intake tube, an extruded aluminum body with brushed finish and lightweight, high-strength aluminum rivets and steel Allen head screws on one end for easy disassembly and rebuilding. Body designed for FIM requirements.

Pro Circuit - Works Pipe (Kawasaki):
WORKS pipes are constructed with bare metal finishes just like the Factory teams use.
All pipes are stamped from AKDQ high quality carbon steel.
Constructed with 12-gauge brackets and 16-gauge stingers with gusseted butterfly brackets attached to the stinger to prevent cracking.
Flanges are...

 Pro Circuit - Ti-2 Shorty Silencers
Since the switch to four-stroke motorcycles several years back, many aftermarket exhaust companies have put aside their desire to improve two-stroke performance parts. Not Pro Circuit. Four-strokes might have become the primary ride for most riders, but that doesn't mean Pro Circuit is going...

Pro Circuit - Works Pipe (KTM)
WORKS pipes are constructed with bare metal finishes just like the Factory teams use.
All pipes are stamped from AKDQ high quality carbon steel.
Constructed with 12-gauge brackets and 16-gauge stingers with gusseted butterfly brackets attached to the stinger to prevent cracking.
Flanges are...

Pro Circuit - Works Pipe (Honda)
WORKS pipes are constructed with bare metal finishes just like the Factory teams use.
All pipes are stamped from AKDQ high quality carbon steel.
Constructed with 12-gauge brackets and 16-gauge stingers with gusseted butterfly brackets attached to the stinger to prevent cracking.
Flanges are...

Pro Circuit - Platinum Pipe (Honda)
• Inspired by the winningest aftermarket pipe in the motocross world, the Works, the Platinum is a rugged exhaust pipe that utilizes plating on the body to protect it from the everyday wear and tear of motorcycle riding
• Unique electroless nickel bath technology...

Pro Circuit - Platinum Pipe (Yamaha)
Inspired by the winningest aftermarket pipe in the motocross world, the Works, the Platinum is a rugged exhaust pipe that utilizes plating on the body to protect it from the everyday wear and tear of motorcycle riding
Unique electroless nickel bath technology gives the...

Yamaha 304 Factory Sound Silencer:
This PC silencer popularized the Factory Sound movement in motocross exhaust technology. The aluminum body is riveted to the stainless-steel end cap on one end and screwed together on the opposite end for easy disassembly and repacking.
Features longer midsection than the R-304 Shorty for...

Pro Circuit - Platinum Pipe (Kawasaki)
• Inspired by the winningest aftermarket pipe in the motocross world, the Works, the Platinum is a rugged exhaust pipe that utilizes plating on the body to protect it from the everyday wear and tear of motorcycle riding
• Unique electroless nickel bath technology...

Pro Circuit - Platinum 2 Pipe (Suzuki)
Pipe Description:
The Platinum 2 Pipe is constructed of heavy-duty 18-gauge metal offering increased protection from rock or crash damage. The Platinum 2 Pipe also utilizes a platinum plating on the body to help protect it from everyday elements making this an ideal...

Pro Circuit - Platinum Pipe (KTM)
• Inspired by the winningest aftermarket pipe in the motocross world, the Works, the Platinum is a rugged exhaust pipe that utilizes plating on the body to protect it from the everyday wear and tear of motorcycle riding
• Unique electroless nickel bath technology...

Kawasaki 304 Factory Sound Silencer
Made right here in the USA, the Pro Circuit 304 Factory Sound Silencer for Kawasaki 2-strokes is one of the most recommended 2-stroke silencers on the market! Pro Circuit designed this 304 Factory Sound Silencer specifically to reduce the noise output of your bike to near...

Pro Circuit - R304 Silencer
Construction features include stainless-steel end caps and intake tube, an extruded aluminum body with brushed finish and lightweight, high-strength aluminum rivets and steel Allen head screws on one end for easy disassembly and rebuilding. Body designed for FIM requirements.

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KTM 304 Factory Sound Silencer:
This PC silencer popularized the Factory Sound movement in motocross exhaust technology. The aluminum body is riveted to the stainless-steel end cap on one end and screwed together on the opposite end for easy disassembly and repacking. This Pro Circuit 304 silencer is the...

Suzuki 304 Factory Sound Silencer
Aa a top choice throughout the 2-stroke community, the Pro Circuit 304 Factory Sound Silencer will make your Suzuki 2-stroke not only look like a factory ride, but sound like one too. Pro Circuit designed this 304 silencer with a longer body construction in order...

Pro Circuit - Platinum Pipe (Suzuki)
Inspired by the winningest aftermarket pipe in the motocross world, the Works, the Platinum is a rugged exhaust pipe that utilizes plating on the body to protect it from the everyday wear and tear of motorcycle riding
Unique electroless nickel bath technology gives the...

Pro Circuit - Works Pipe (Suzuki)
WORKS pipes are constructed with bare metal finishes just like the Factory teams use.
All pipes are stamped from AKDQ high quality carbon steel.
Constructed with 12-gauge brackets and 16-gauge stingers with gusseted butterfly brackets attached to the stinger to prevent cracking.
Flanges are...

Pro Circuit - Platinum Pipe
• Inspired by the winningest aftermarket pipe in the motocross world, the Works, the Platinum is a rugged exhaust pipe that utilizes plating on the body to protect it from the everyday wear and tear of motorcycle riding
• Unique electroless nickel bath technology gives...

Pro Circuit - 2-Stroke R304 Shorty Silencer - Husqvarna
For those looking for the factory look and power, the Pro Circuit 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...

Pro Circuit - Nature Friendly/Type 296 Spark Arrestor
Your motocross machine needs one of these to meet US Forestry fire safety standards. Specially engineered internal metal baffles eliminate the chance of sparks leaving the exhaust system.The clog-free Krizzman design Nature friendly silencer is environmentally friendly, yet muffles exhaust sounds without...

Pro Circuit - Nature-Friendly Spark Arrestor Silencer (Kawasaki):
Silencer Description:
Pro Circuit's Nature Friendly Spark Arrestor Silencer features our clog-free Krizzman bullet design and comes equipped with a U.S. Forest Service approved spark arrestor that doesn't sacrifice performance or horsepower. A specially engineered metal baffle inside eliminates the chance of...

Pro Circuit - Nature-Friendly Spark Arrestor Silencer (Kawasaki):
Silencer Description:
Pro Circuit's Nature Friendly Spark Arrestor Silencer features our clog-free Krizzman bullet design and comes equipped with a U.S. Forest Service approved spark arrestor that doesn't sacrifice performance or horsepower. A specially engineered metal baffle inside eliminates the chance of...

Pro Circuit - Nature-Friendly Spark Arrestor Silencer (Honda):
Silencer Description:
Pro Circuit's Nature Friendly Spark Arrestor Silencer features our clog-free Krizzman bullet design and comes equipped with a U.S. Forest Service approved spark arrestor that doesn't sacrifice performance or horsepower. A specially engineered metal baffle inside eliminates the chance of...

Pro Circuit - Nature Friendly/Type 296 Spark Arrestor
Your motocross machine needs one of these to meet US Forestry fire safety standards. Specially engineered internal metal baffles eliminate the chance of sparks leaving the exhaust system.The clog-free Krizzman design Nature friendly silencer is environmentally friendly, yet muffles exhaust sounds without hindering...

Pro Circuit - Nature Friendly/Type 296 Spark Arrestor
Your motocross machine needs one of these to meet US Forestry fire safety standards. Specially engineered internal metal baffles eliminate the chance of sparks leaving the exhaust system.The clog-free Krizzman design Nature friendly silencer is environmentally friendly, yet muffles exhaust sounds without...

Pro Circuit - Nature Friendly/Type 296 Spark Arrestor
Your motocross machine needs one of these to meet US Forestry fire safety standards. Specially engineered internal metal baffles eliminate the chance of sparks leaving the exhaust system.The clog-free Krizzman design Nature friendly silencer is environmentally friendly, yet muffles exhaust sounds without...

Pro Circuit - Nature Friendly/Type 296 Spark Arrestor
Your motocross machine needs one of these to meet US Forestry fire safety standards. Specially engineered internal metal baffles eliminate the chance of sparks leaving the exhaust system.The clog-free Krizzman design Nature friendly silencer is environmentally friendly, yet muffles exhaust sounds without...

Pro Circuit - Nature Friendly/Type 296 Spark Arrestor
Your motocross machine needs one of these to meet US Forestry fire safety standards. Specially engineered internal metal baffles eliminate the chance of sparks leaving the exhaust system.The clog-free Krizzman design Nature friendly silencer is environmentally friendly, yet muffles exhaust sounds without...

Pro Circuit - Nature Friendly/Type 296 Spark Arrestor
Your motocross machine needs one of these to meet US Forestry fire safety standards. Specially engineered internal metal baffles eliminate the chance of sparks leaving the exhaust system.The clog-free Krizzman design Nature friendly silencer is environmentally friendly, yet muffles exhaust sounds without...

Pro Circuit - R304 Ti-2 Shorty Carbon-Aramid Fiber/Titanium Silencer (Yamaha):
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 except it...

Pro Circuit - R304 Ti-2 Shorty Carbon-Aramid Fiber/Titanium Silencer (KTM):
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 except it...

Pro Circuit - R304 Ti-2 Shorty Carbon-Aramid Fiber/Titanium Silencer (Kawasaki):
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 except it...

Pro Circuit - R304 Ti-2 Shorty Carbon-Aramid Fiber/Titanium Silencer (Husqvarna):

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 except...

Pro Circuit - R304 Ti-2 Shorty Carbon-Aramid Fiber/Titanium Silencer (Honda):
Similar to the R-304 Silencer except it is constructed with a carbon-aramid fiber shell, titanium tubing and titanium end-cap
Offers the "factory" look and appearance while reducing weight
Optimum performance gains
CNC-machined aluminum mounting bracket
For closed-course racing only
Made...

Pro Circuit - R304 Ti-2 Shorty Carbon-Aramid Fiber/Titanium Silencer:
Features:
Similar to the R-304 Silencer except it is constructed with a carbon-aramid fiber shell, titanium tubing and titanium end-cap
Offers the "factory" look and appearance while reducing weight
Optimum performance gains
CNC-machined aluminum mounting bracket
For closed-course racing only
Made...

Pro Circuit - Platinum 2 Pipe (Yamaha)
Pipe Description:
The Platinum 2 Pipe is constructed of heavy-duty 18-gauge metal offering increased protection from rock or crash damage. The Platinum 2 Pipe also utilizes a platinum plating on the body to help protect it from everyday elements making this an ideal...

Pro Circuit - Platinum 2 Pipe (Husqvarna)
Pipe Description:
The Platinum 2 Pipe is constructed of heavy-duty 18-gauge metal offering increased protection from rock or crash damage. The Platinum 2 Pipe also utilizes a platinum plating on the body to help protect it from everyday elements making this an ideal...

Pro Circuit - Platinum 2 Pipe (KTM)
Pipe Description:
The Platinum 2 Pipe is constructed of heavy-duty 18-gauge metal offering increased protection from rock or crash damage. The Platinum 2 Pipe also utilizes a platinum plating on the body to help protect it from everyday elements making this an ideal...

Pro Circuit - Platinum 2 Pipe (Kawasaki)
Pipe Description:
The Platinum 2 Pipe is constructed of heavy-duty 18-gauge metal offering increased protection from rock or crash damage. The Platinum 2 Pipe also utilizes a platinum plating on the body to help protect it from everyday elements making this an ideal...

Pro Circuit - Platinum 2 Pipe (Honda)
Pipe Description:
The Platinum 2 Pipe is constructed of heavy-duty 18-gauge metal offering increased protection from rock or crash damage. The Platinum 2 Pipe also utilizes a platinum plating on the body to help protect it from everyday elements making this an ideal...

Pro Circuit - R304 Silencer
Construction features include stainless-steel end caps and intake tube, an extruded aluminum body with brushed finish and lightweight, high-strength aluminum rivets and steel Allen head screws on one end for easy disassembly and rebuilding. Body designed for FIM requirements.

Pro Circuit - Platinum Pipe (Gas Gas)
• Inspired by the winningest aftermarket pipe in the motocross world, the Works, the Platinum is a rugged exhaust pipe that utilizes plating on the body to protect it from the everyday wear and tear of motorcycle riding
• Unique electroless nickel bath...

Pro Circuit - Works Pipe (Gas Gas):
For the rider looking for the ultimate in performance and the factory power, the Pro Circuit Works 2 stroke exhaust pipe for Husqvarna is the only pipe you need for your motocross bike. The original Pro Circuit Works Pipe offers unparalleled performance and...

Pro Circuit - RV Works Pipe (Yamaha):
Pipe Description:
Introducing the Ryan Villopoto spec Works Pipe, a pipe fitted for a multi-time champion that can now be bolted onto your YZ125. The Pro Circuit Works RV Pipe is designed to be stronger on the bottom to the middle part of...

Pro Circuit - Works Pipe (Husqvarna):
For the rider looking for the ultimate in performance and the factory power, the Pro Circuit Works 2 stroke exhaust pipe for Husqvarna is the only pipe you need for your motocross bike. The original Pro Circuit Works Pipe offers unparalleled performance and power...