4-Stroke Exhaust

4-Stroke Exhaust Systems for Power and Sound

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BBR - D3 Full Exhaust System (Kawasaki)BBR - D3 Full Exhaust System (Kawasaki) - alternate view
Limited Time Deal
BBR - D3 Full Exhaust System (Kawasaki)
Price range: $417.95 - $438.85
Up to 5% OFF
FMF - Factory 4.1 RCT Aluminum Slip-On Exhaust w/Stainless Mid Pipe (KTM)FMF - Factory 4.1 RCT Aluminum Slip-On Exhaust w/Stainless Mid Pipe (KTM) - alternate view
Limited Time Deal
FMF - Factory 4.1 RCT Aluminum Slip-On Exhaust w/Stainless Mid Pipe (KTM)
Price range: $449.99 - $607.49
Up to 10% OFF
FMF - Factory 4.1 RCT Titanium Slip-On Exhaust w/Mid Pipe (Gas Gas)
Limited Time Deal
FMF - Factory 4.1 RCT Titanium Slip-On Exhaust w/Mid Pipe (Gas Gas)
Price range: $584.99 - $769.49
Up to 10% OFF
FMF - Q4 Hex Slip-On Muffler (KTM)FMF - Q4 Hex Slip-On Muffler (KTM) - alternate view
Limited Time Deal
FMF - Q4 Hex Slip-On Muffler (KTM)
Price range: $404.99 - $512.99
Up to 10% OFF
FMF - Factory 4.1 RCT Aluminum Slip-On Exhaust w/Stainless Mid Pipe (Husqvarna)
Limited Time Deal
FMF - Factory 4.1 RCT Aluminum Slip-On Exhaust w/Stainless Mid Pipe (Husqvarna)
Price range: $494.99 - $607.49
Up to 10% OFF
FMF - Factory 4.1 RCT Complete System (Yamaha)
Limited Time Deal
FMF - Factory 4.1 RCT Complete System (Yamaha)
. Final price: $967.49 . Original price: $1,074.99
10% OFF
Pro Circuit - Ti-6 Titanium Exhaust System (Honda)Pro Circuit - Ti-6 Titanium Exhaust System (Honda) - alternate view
Limited Time Deal
Pro Circuit - Ti-6 Titanium Exhaust System (Honda)
Price range: $1,273.45 - $1,486.75
Up to 10% OFF
Yoshimura - RS-2 Slip-On Exhaust (Honda)Yoshimura - RS-2 Slip-On Exhaust (Honda) - alternate view
Pro Circuit - Ti-6 Titanium Exhaust System (Yamaha)Pro Circuit - Ti-6 Titanium Exhaust System (Yamaha) - alternate view
Limited Time Deal
Pro Circuit - Ti-6 Titanium Exhaust System (Yamaha)
. Final price: $1,217.65 . Original price: $1,352.95
10% OFF
FMF - Factory 4.1 RCT Titanium Slip-On Exhaust (Suzuki)
Limited Time Deal
FMF - Factory 4.1 RCT Titanium Slip-On Exhaust (Suzuki)
. Final price: $674.99 . Original price: $749.99
10% OFF
FMF - Q4 Hex Slip-On Muffler (Yamaha)FMF - Q4 Hex Slip-On Muffler (Yamaha) - alternate view
Limited Time Deal
FMF - Q4 Hex Slip-On Muffler (Yamaha)
. Final price: $404.99 . Original price: $449.99
10% OFF
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Husqvarna)Pro Circuit - Ti-6 Pro Titanium Exhaust System (Husqvarna) - alternate view
Limited Time Deal
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Husqvarna)
. Final price: $1,142.95 . Original price: $1,269.95
10% OFF
Pro Circuit - T-6 Stainless Slip-On Exhaust (Husqvarna)Pro Circuit - T-6 Stainless Slip-On Exhaust (Husqvarna) - alternate view
Limited Time Deal
Pro Circuit - T-6 Stainless Slip-On Exhaust (Husqvarna)
Price range: $531.85 - $542.65
Up to 10% OFF
Yoshimura - RS-2 Full Exhaust System (Suzuki)Yoshimura - RS-2 Full Exhaust System (Suzuki) - alternate view
Yoshimura - RS-4 Slip-On (Yamaha)Yoshimura - RS-4 Slip-On (Yamaha) - alternate view
Yoshimura - RS-4 Slip-On (Yamaha)
Price range: $619 - $669
Yoshimura - RS-12 Slip-On Exhaust (KTM)
Yoshimura - RS-12 Slip-On Exhaust (KTM)
. Final price: $769 . Original price: $769
Pro Circuit -T-4 Exhaust System (Kawasaki Mini Bikes)
Limited Time Deal
Pro Circuit -T-4 Exhaust System (Kawasaki Mini Bikes)
. Final price: $286.15 . Original price: $317.95
10% OFF
FMF - Powercore 4 Hex Slip-On Muffler (Suzuki)
Limited Time Deal
FMF - Powercore 4 Hex Slip-On Muffler (Suzuki)
. Final price: $359.99 . Original price: $399.99
10% OFF
FMF - Factory 4.1 RCT Complete System (Husqvarna)FMF - Factory 4.1 RCT Complete System (Husqvarna) - alternate view
Limited Time Deal
FMF - Factory 4.1 RCT Complete System (Husqvarna)
Price range: $944.99 - $1,196.99
Up to 10% OFF
Pro Circuit -T-4 Exhaust System (Honda)
Limited Time Deal
Pro Circuit -T-4 Exhaust System (Honda)
Price range: $303.25 - $772.15
Up to 10% OFF
BBR - D3 Full Exhaust System (Yamaha)BBR - D3 Full Exhaust System (Yamaha) - alternate view
Limited Time Deal
BBR - D3 Full Exhaust System (Yamaha)
Price range: $386.60 - $417.95
Up to 5% OFF
Pro Circuit - T-6 Stainless Slip-On Exhaust (Honda)
Limited Time Deal
Pro Circuit - T-6 Stainless Slip-On Exhaust (Honda)
Price range: $531.86 - $717.25
Up to 10% OFF
Pro Circuit - T-6 Stainless Exhaust System (KTM)Pro Circuit - T-6 Stainless Exhaust System (KTM) - alternate view
Limited Time Deal
Pro Circuit - T-6 Stainless Exhaust System (KTM)
Price range: $891.85 - $902.65
Up to 10% OFF
FMF - Q4 Hex Slip-On Muffler (Honda)FMF - Q4 Hex Slip-On Muffler (Honda) - alternate view
Limited Time Deal
FMF - Q4 Hex Slip-On Muffler (Honda)
. Final price: $404.99 . Original price: $449.99
10% OFF
FMF - Megabomb Stainless Header (KTM)FMF - Megabomb Stainless Header (KTM) - alternate view
Limited Time Deal
FMF - Megabomb Stainless Header (KTM)
Price range: $337.49 - $472.49
Up to 10% OFF
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Honda)Pro Circuit - Ti-6 Pro Titanium Exhaust System (Honda) - alternate view
Limited Time Deal
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Honda)
Price range: $1,142.95 - $1,486.75
Up to 10% OFF
FMF - Powerbomb Headers Stainless Steel (Honda)FMF - Powerbomb Headers Stainless Steel (Honda) - alternate view
Limited Time Deal
FMF - Powerbomb Headers Stainless Steel (Honda)
Price range: $179.99 - $224.99
Up to 10% OFF
FMF - Q4 Hex Slip-On Muffler (Husqvarna)FMF - Q4 Hex Slip-On Muffler (Husqvarna) - alternate view
Limited Time Deal
FMF - Q4 Hex Slip-On Muffler (Husqvarna)
Price range: $404.99 - $512.99
Up to 10% OFF
Pro Circuit - Ti-6 Titanium Exhaust System (KTM)Pro Circuit - Ti-6 Titanium Exhaust System (KTM) - alternate view
Limited Time Deal
Pro Circuit - Ti-6 Titanium Exhaust System (KTM)
. Final price: $1,142.95 . Original price: $1,269.95
10% OFF
Pro Circuit - T-6 Stainless Slip-On Exhaust (Honda)Pro Circuit - T-6 Stainless Slip-On Exhaust (Honda) - alternate view
Limited Time Deal
Pro Circuit - T-6 Stainless Slip-On Exhaust (Honda)
Price range: $531.85 - $855.85
Up to 10% OFF
FMF - KTM Powercore 4 SilencerFMF - KTM Powercore 4 Silencer - alternate view
Limited Time Deal
FMF - KTM Powercore 4 Silencer
Price range: $359.99 - $399.99
Up to 10% OFF
Yoshimura - RS-12 Full System (Suzuki)Yoshimura - RS-12 Full System (Suzuki) - alternate view
Yoshimura - RS-12 Full System (Suzuki)
. Final price: $899 . Original price: $899
FMF - Megabomb Stainless Header (Yamaha)FMF - Megabomb Stainless Header (Yamaha) - alternate view
Limited Time Deal
FMF - Megabomb Stainless Header (Yamaha)
. Final price: $382.49 . Original price: $424.99
10% OFF
FMF - Powercore 4 Muffler (Suzuki)FMF - Powercore 4 Muffler (Suzuki) - alternate view
Limited Time Deal
FMF - Powercore 4 Muffler (Suzuki)
Price range: $242.99 - $359.99
Up to 10% OFF
FMF - Powercore 4 Hex Slip-On Muffler (KTM)FMF - Powercore 4 Hex Slip-On Muffler (KTM) - alternate view
Limited Time Deal
FMF - Powercore 4 Hex Slip-On Muffler (KTM)
Price range: $359.99 - $494.99
Up to 10% OFF
Husqvarna - FMF Factory 4.1 RCT SilencerHusqvarna - FMF Factory 4.1 RCT Silencer - alternate view
Husqvarna - FMF Factory 4.1 RCT Silencer
. Final price: $854.99 . Original price:
FMF - Factory 4.1 RCT Complete System (KTM)FMF - Factory 4.1 RCT Complete System (KTM) - alternate view
Limited Time Deal
FMF - Factory 4.1 RCT Complete System (KTM)
Price range: $1,057.49 - $1,237.49
Up to 10% OFF
FMF - Factory 4.1 RCT Aluminum Slip-On Exhaust w/Stainless Mid Pipe (Honda)FMF - Factory 4.1 RCT Aluminum Slip-On Exhaust w/Stainless Mid Pipe (Honda) - alternate view
Limited Time Deal
FMF - Factory 4.1 RCT Aluminum Slip-On Exhaust w/Stainless Mid Pipe (Honda)
Price range: $269.99 - $607.49
Up to 10% OFF
FMF - Powercore 4 Hex Slip-On Muffler (Yamaha)FMF - Powercore 4 Hex Slip-On Muffler (Yamaha) - alternate view
Limited Time Deal
FMF - Powercore 4 Hex Slip-On Muffler (Yamaha)
. Final price: $359.99 . Original price: $399.99
10% OFF
Pro Circuit - Ti-6 Titanium Exhaust System (Kawasaki)Pro Circuit - Ti-6 Titanium Exhaust System (Kawasaki) - alternate view
Limited Time Deal
Pro Circuit - Ti-6 Titanium Exhaust System (Kawasaki)
Price range: $1,142.95 - $1,257.25
Up to 10% OFF
FMF - Factory 4.1 RCT Complete System (Honda)FMF - Factory 4.1 RCT Complete System (Honda) - alternate view
Limited Time Deal
FMF - Factory 4.1 RCT Complete System (Honda)
Price range: $944.99 - $1,349.99
Up to 10% OFF
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4-Stroke Exhaust | Full Systems & Slip-Ons for Motocross, Enduro & Dual Sport

A 4-stroke exhaust upgrade is one of the most effective ways to improve throttle response, power delivery, weight reduction, and overall ride feel. Whether you ride motocross, enduro, dual sport, or street, the right exhaust system can sharpen acceleration, improve mid-range pull, and tune sound characteristics to match your riding style. Riders can choose between full exhaust systems for maximum performance gains or slip-on mufflers for targeted improvements with easier installation.

This collection includes performance exhaust options engineered specifically for modern 4-stroke engines. These systems are built to withstand heat, vibration, and aggressive riding conditions while maintaining proper fitment and reliable performance.

4-Stroke Dirt Bike Exhaust Systems

Motocross and off-road 4-stroke exhausts focus on power optimization and weight savings. Full systems typically replace the head pipe and muffler for the greatest performance gain, while slip-ons offer a simpler upgrade path with noticeable improvements in sound and throttle response.

Browse race-ready options in 4-stroke dirt bike exhausts, featuring systems designed for MX tracks, trail riding, and enduro terrain.

Top Performance Exhaust Brands

Proven exhaust manufacturers design systems around specific engine platforms to ensure proper power curves and durability. Riders can explore premium options from FMF 4-stroke exhausts, Yoshimura 4-stroke exhausts, and Pro Circuit 4-stroke exhausts, all known for race-tested performance and precise fitment.

OEM-Specific 4-Stroke Exhaust Options

Some riders prefer exhaust systems engineered specifically for their bike’s platform. Brand-matched options are available in Husqvarna 4-stroke exhausts and KTM PowerParts 4-stroke exhausts, ensuring compatibility and performance aligned with factory specifications.

Street & ATV 4-Stroke Exhausts

4-stroke exhaust upgrades are not limited to dirt bikes. Street riders can improve sound, weight, and flow characteristics with street bike 4-stroke exhausts, while utility and sport riders can find durable systems in ATV 4-stroke exhausts designed for off-road abuse and long service life.

Why Upgrade a 4-Stroke Exhaust

  • Improved power delivery: Optimized flow enhances throttle response and mid-range pull.
  • Weight reduction: Aftermarket systems are often lighter than stock exhausts.
  • Sound tuning: Choose a tone that matches your riding preference.
  • Bike-specific fitment: Systems are engineered for proper clearance and performance.

A properly matched 4-stroke exhaust transforms how your bike responds on the track, trail, or street. Use the collections above to compare full systems and slip-ons and choose a performance exhaust that fits your engine platform, riding environment, and performance goals.