4-Stroke Exhaust

4-Stroke Exhaust Systems for Power and Sound

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FMF - Powerbomb Headers Stainless Steel (Suzuki)FMF - Powerbomb Headers Stainless Steel (Suzuki) - alternate view
Summer Deal
FMF - Powerbomb Headers Stainless Steel (Suzuki)
Price range: $224.99 - $251.99
Up to 10% OFF
FMF - Powerbomb Headers Stainless Steel (Yamaha)
Summer Deal
FMF - Powerbomb Headers Stainless Steel (Yamaha)
. Final price: $224.99 . Original price: $249.99
10% OFF
FMF - Megabomb Stainless Header (Kawasaki)FMF - Megabomb Stainless Header (Kawasaki) - alternate view
Summer Deal
FMF - Megabomb Stainless Header (Kawasaki)
. Final price: $337.49 . Original price: $374.99
10% OFF
Yoshimura - RS-12 Signature Full System (Husqvarna)Yoshimura - RS-12 Signature Full System (Husqvarna) - alternate view
Pro Circuit - Ti-6 Titanium Exhaust System (Husqvarna)Pro Circuit - Ti-6 Titanium Exhaust System (Husqvarna) - alternate view
Summer Deal
Pro Circuit - Ti-6 Titanium Exhaust System (Husqvarna)
Price range: $1,142.95 - $1,329
Up to 10% OFF
Yoshimura - RS-4 Slip-On (Yamaha)Yoshimura - RS-4 Slip-On (Yamaha) - alternate view
Yoshimura - RS-4 Slip-On (Yamaha)
Price range: $619 - $669
FMF - Q4 Hex Slip-On Muffler (Gas Gas)FMF - Q4 Hex Slip-On Muffler (Gas Gas) - alternate view
Summer Deal
FMF - Q4 Hex Slip-On Muffler (Gas Gas)
Price range: $404.99 - $512.99
Up to 10% OFF
Yoshimura - RS-12 Full System (Gas-Gas)Yoshimura - RS-12 Full System (Gas-Gas) - alternate view
Yoshimura - RS-12 Full System (Gas-Gas)
Price range: $1,099 - $1,149
Pro Circuit - T-6 Stainless Slip-On Exhaust (Suzuki)
Summer Deal
Pro Circuit - T-6 Stainless Slip-On Exhaust (Suzuki)
Price range: $531.85 - $759.95
Up to 10% OFF
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Gas Gas)Pro Circuit - Ti-6 Pro Titanium Exhaust System (Gas Gas) - alternate view
Summer Deal
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Gas Gas)
Price range: $1,206.45 - $1,329
Up to 5% OFF
FMF - Megabomb Stainless Header (Gas Gas)FMF - Megabomb Stainless Header (Gas Gas) - alternate view
Summer Deal
FMF - Megabomb Stainless Header (Gas Gas)
Price range: $337.49 - $472.49
Up to 10% OFF
FMF - Q4 Hex Slip-On Muffler (Kawasaki)FMF - Q4 Hex Slip-On Muffler (Kawasaki) - alternate view
Summer Deal
FMF - Q4 Hex Slip-On Muffler (Kawasaki)
Price range: $404.99 - $449.99
Up to 10% OFF
FMF - Megabomb Titanium Header (KTM)FMF - Megabomb Titanium Header (KTM) - alternate view
Summer Deal
FMF - Megabomb Titanium Header (KTM)
. Final price: $427.49 . Original price: $474.99
10% OFF
FMF - Q4 Hex Slip-On Muffler (Honda)FMF - Q4 Hex Slip-On Muffler (Honda) - alternate view
Summer Deal
FMF - Q4 Hex Slip-On Muffler (Honda)
Price range: $404.99 - $449.99
Up to 10% OFF
FMF - Factory 4.1 RCT Complete System (Gas Gas)FMF - Factory 4.1 RCT Complete System (Gas Gas) - alternate view
Summer Deal
FMF - Factory 4.1 RCT Complete System (Gas Gas)
Price range: $944.99 - $1,196.99
Up to 10% OFF
Pro Circuit -T-4 Exhaust System (Mini Bikes)Pro Circuit -T-4 Exhaust System (Mini Bikes) - alternate view
Summer Deal
Pro Circuit -T-4 Exhaust System (Mini Bikes)
Price range: $317.95 - $895.80
Up to 5% OFF
Pro Circuit - Ti-6 Titanium Exhaust System (Gas Gas)Pro Circuit - Ti-6 Titanium Exhaust System (Gas Gas) - alternate view
Summer Deal
Pro Circuit - Ti-6 Titanium Exhaust System (Gas Gas)
Price range: $1,142.95 - $1,329
Up to 10% OFF
FMF - Powerbomb Headers Stainless Steel (Kawasaki)FMF - Powerbomb Headers Stainless Steel (Kawasaki) - alternate view
Summer Deal
FMF - Powerbomb Headers Stainless Steel (Kawasaki)
. Final price: $224.99 . Original price: $249.99
10% OFF
FMF - Factory 4.1 RCT Titanium Anodized Slip-On w/ Carbon Cap (Beta)
Summer Deal
FMF - Factory 4.1 RCT Titanium Anodized Slip-On w/ Carbon Cap (Beta)
. Final price: $674.99 . Original price: $749.99
10% OFF
Pro Circuit - T-6 Stainless Slip-On Exhaust (KTM)Pro Circuit - T-6 Stainless Slip-On Exhaust (KTM) - alternate view
Summer Deal
Pro Circuit - T-6 Stainless Slip-On Exhaust (KTM)
Price range: $531.86 - $759.95
Up to 10% OFF
FMF - Powercore 4 Muffler (Yamaha)
Summer Deal
FMF - Powercore 4 Muffler (Yamaha)
. Final price: $404.99 . Original price: $449.99
10% OFF
Yoshimura - RS-2 Full Exhaust System (Honda)Yoshimura - RS-2 Full Exhaust System (Honda) - alternate view
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Honda)Pro Circuit - Ti-6 Pro Titanium Exhaust System (Honda) - alternate view
Summer Deal
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Honda)
Price range: $1,142.95 - $1,486.75
Up to 10% OFF
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Yamaha)Pro Circuit - Ti-6 Pro Titanium Exhaust System (Yamaha) - alternate view
Summer Deal
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Yamaha)
Price range: $1,285.30 - $1,413.55
Up to 5% OFF
Yoshimura - RS-4 Slip-On (Honda)Yoshimura - RS-4 Slip-On (Honda) - alternate view
Yoshimura - RS-4 Slip-On (Honda)
Price range: $639 - $649
FMF - Powercore 4 Hex Slip-On Muffler (Gas Gas)FMF - Powercore 4 Hex Slip-On Muffler (Gas Gas) - alternate view
Summer Deal
FMF - Powercore 4 Hex Slip-On Muffler (Gas Gas)
Price range: $404.99 - $494.99
Up to 10% OFF
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Husqvarna)Pro Circuit - Ti-6 Pro Titanium Exhaust System (Husqvarna) - alternate view
Summer Deal
Pro Circuit - Ti-6 Pro Titanium Exhaust System (Husqvarna)
Price range: $1,206.45 - $1,329
Up to 5% OFF
Pro Circuit - Ti-6 Titanium Exhaust System (KTM)Pro Circuit - Ti-6 Titanium Exhaust System (KTM) - alternate view
Summer Deal
Pro Circuit - Ti-6 Titanium Exhaust System (KTM)
Price range: $1,142.95 - $1,329
Up to 10% OFF
FMF - Powercore 4 Exhaust (ATV)FMF - Powercore 4 Exhaust (ATV) - alternate view
Summer Deal
FMF - Powercore 4 Exhaust (ATV)
. Final price: $359.99 . Original price: $399.99
10% OFF
FMF - Powercore 4 Muffler (Honda)
Summer Deal
FMF - Powercore 4 Muffler (Honda)
. Final price: $404.99 . Original price: $449.99
10% OFF
FMF - Megabomb Stainless Header (Honda)FMF - Megabomb Stainless Header (Honda) - alternate view
Summer Deal
FMF - Megabomb Stainless Header (Honda)
. Final price: $337.49 . Original price: $374.99
10% OFF
FMF - Q4 Hex Slip-On Muffler (Yamaha)FMF - Q4 Hex Slip-On Muffler (Yamaha) - alternate view
Summer Deal
FMF - Q4 Hex Slip-On Muffler (Yamaha)
Price range: $404.99 - $449.99
Up to 10% OFF
FMF - Megabomb Stainless Header (Yamaha)FMF - Megabomb Stainless Header (Yamaha) - alternate view
Summer Deal
FMF - Megabomb Stainless Header (Yamaha)
. Final price: $382.49 . Original price: $424.99
10% OFF
GasGas - FMF Megabomb HeaderGasGas - FMF Megabomb Header - alternate view
GasGas - FMF Megabomb Header
. Final price: $474.99 . Original price:
FMF - Factory 4.1 RCT Titanium Slip-On Exhaust (Suzuki)
Summer Deal
FMF - Factory 4.1 RCT Titanium Slip-On Exhaust (Suzuki)
. Final price: $674.99 . Original price: $749.99
10% OFF
Yoshimura - RS-9T Dual Slip-On (Honda)Yoshimura - RS-9T Dual Slip-On (Honda) - alternate view
Yoshimura - RS-9T Dual Slip-On (Honda)
Price range: $639 - $1,069
Pro Circuit - T-6 Stainless Slip-On Exhaust (Honda)
Summer Deal
Pro Circuit - T-6 Stainless Slip-On Exhaust (Honda)
Price range: $531.86 - $993.65
Up to 10% OFF
FMF - Factory 4.1 RCT Aluminum Slip-On Exhaust w/Stainless Mid Pipe (Gas Gas)
Summer Deal
FMF - Factory 4.1 RCT Aluminum Slip-On Exhaust w/Stainless Mid Pipe (Gas Gas)
Price range: $494.99 - $607.49
Up to 10% OFF
Pro Circuit - T-6 Stainless Slip-On Exhaust (Honda)Pro Circuit - T-6 Stainless Slip-On Exhaust (Honda) - alternate view
Summer Deal
Pro Circuit - T-6 Stainless Slip-On Exhaust (Honda)
Price range: $531.85 - $993.65
Up to 10% OFF
FMF - Powercore 4 Hex Slip-On Muffler (Honda)FMF - Powercore 4 Hex Slip-On Muffler (Honda) - alternate view
Summer Deal
FMF - Powercore 4 Hex Slip-On Muffler (Honda)
Price range: $359.99 - $404.99
Up to 10% OFF
Pro Circuit - Ti-6 Titanium Exhaust System (Yamaha)Pro Circuit - Ti-6 Titanium Exhaust System (Yamaha) - alternate view
Summer Deal
Pro Circuit - Ti-6 Titanium Exhaust System (Yamaha)
Price range: $1,217.65 - $1,415.45
Up to 10% OFF
Pro Circuit - Ti-6 Pro Titanium Exhaust System (KTM)Pro Circuit - Ti-6 Pro Titanium Exhaust System (KTM) - alternate view
Summer Deal
Pro Circuit - Ti-6 Pro Titanium Exhaust System (KTM)
Price range: $1,206.45 - $1,329
Up to 5% OFF
Pro Circuit - T-6 Stainless Slip-On Exhaust (Yamaha)Pro Circuit - T-6 Stainless Slip-On Exhaust (Yamaha) - alternate view
Summer Deal
Pro Circuit - T-6 Stainless Slip-On Exhaust (Yamaha)
Price range: $561.40 - $759.95
Up to 5% OFF
Yoshimura - RS-12 Slip-On Exhaust (KTM)
Yoshimura - RS-12 Slip-On Exhaust (KTM)
. Final price: $749 . Original price: $749
FMF - Factory 4.1 RCT Titanium Slip-On Exhaust w/Mid Pipe (Gas Gas)
Summer 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
Pro Circuit - T-6 Stainless Exhaust System (Husqvarna)Pro Circuit - T-6 Stainless Exhaust System (Husqvarna) - alternate view
Summer Deal
Pro Circuit - T-6 Stainless Exhaust System (Husqvarna)
Price range: $891.85 - $1,047.80
Up to 10% OFF
Pro Circuit - Ti-6 Titanium Exhaust System (Honda)Pro Circuit - Ti-6 Titanium Exhaust System (Honda) - alternate view
Summer Deal
Pro Circuit - Ti-6 Titanium Exhaust System (Honda)
Price range: $1,273.45 - $1,726.10
Up to 10% OFF
FMF - Factory 4.1 RCT Complete System (KTM)FMF - Factory 4.1 RCT Complete System (KTM) - alternate view
Summer Deal
FMF - Factory 4.1 RCT Complete System (KTM)
Price range: $1,057.49 - $1,237.49
Up to 10% OFF
You’ve viewed 96/137 products

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.