Dirt Bike Exhaust
Dirt Bike Exhaust Systems at JJ Motorsports
Unlock your dirt bike's potential with high-performance exhaust systems from JJ Motorsports. From slip-on mufflers to full exhaust kits, these components boost horsepower, reduce weight, and deliver aggressive sound for the track or trail. Designed for durability and easy installation, our exhausts ensure better throttle response and emissions compliance while enhancing your ride's style.
Shop trusted brands like Pro Circuit for competition pipes and FMF for titanium systems. Explore related categories such as Dirt Bike Air and Fuel for intake pairing or Dirt Bike Engine for power upgrades.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Pro Circuit 304 Silencer KTM 250 SX 2023 1052325
PRO CIRCUIT
$205.95If you're running a KTM 250 SX and want serious noise reduction without sacrificing performance, the Pro Circuit 304 Silencer delivers both. This purpose-built silencer combines lightweight construction with smart engineering to lower your acoustic...18212076- SKU:
- 18212076
- Availability:
- Ships Same Business Day
- Weight:
- 2.38 LBS
$205.95 -
Pro Circuit R-304 Silencer for 2023-2024 KTM 125 SX 1152312
PRO CIRCUIT
$206.29The Pro Circuit R-304 Silencer delivers the performance you need without sacrificing durability or sound control. Purpose-built for the 2023-2024 KTM 125 SX, this exhaust silencer combines lightweight construction with corrosion-resistant materials to...18212077- SKU:
- 18212077
- Availability:
- Ships Same Business Day
- Weight:
- 2.26 LBS
$206.29 -
Pro Circuit Ti-2 Silencer KTM 125 SX 2023-2025 1152312K
PRO CIRCUIT
$446.95The Pro Circuit Ti-2 Silencer is engineered to maximize exhaust scavenging on your 2023-2025 KTM 125 SX, delivering measurable horsepower and torque gains while keeping noise levels compliant with track and trail regulations. A titanium construction...18212078- SKU:
- 18212078
- Availability:
- Ships Same Business Day
- Weight:
- 1.86 LBS
$446.95 -
Pro Circuit R-304 Silencer for KTM 250 SX 2023-2024 1152325
PRO CIRCUIT
$206.29The Pro Circuit R-304 Silencer delivers the exhaust flow and sound profile you need to maximize your KTM 250 SX's power output while maintaining durability through seasons of aggressive riding. Built with 304 stainless steel and precision welding, this...18212079- SKU:
- 18212079
- Availability:
- Ships Same Business Day
- Weight:
- 2.31 LBS
$206.29 -
Pro Circuit Ti-2 Silencer KTM 250 SX 2023-2024 1152325K
PRO CIRCUIT
$446.95The Pro Circuit Ti-2 Silencer delivers the power gains you need without sacrificing street legality or rider comfort. Built with premium titanium construction, this exhaust component reduces backpressure while meeting noise regulations—giving you...18212080- SKU:
- 18212080
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
$446.95 -
Pro Circuit Type 296 Spark Arrestor Silencer KTM 125 SX 2023-2025 1352312
PRO CIRCUIT
$202.95The Pro Circuit Type 296 Spark Arrestor Silencer is engineered to extract maximum exhaust flow on the 2023-2025 KTM 125 SX, translating directly to improved power delivery and throttle response when it matters most. By reducing unsprung weight at the...18212081- SKU:
- 18212081
- Availability:
- Ships Same Business Day
- Weight:
- 3.92 LBS
$202.95 -
Pro Circuit Type 296 Spark Arrestor Silencer for KTM 250 SX 2023-2024 1352325
PRO CIRCUIT
$202.95If you're running a KTM 250 SX, stock exhaust noise limits track time and trail access—the Pro Circuit Type 296 Spark Arrestor Silencer delivers race-proven noise reduction without sacrificing peak performance. This bolt-on upgrade optimizes exhaust...18212082- SKU:
- 18212082
- Availability:
- Ships Same Business Day
- Weight:
- 3.77 LBS
$202.95 -
Pro Circuit Works Pipe KTM 125 SX 2023-2024 0752312
PRO CIRCUIT
$337.95The Pro Circuit Works Pipe delivers measurable performance gains through optimized exhaust flow and proven thermal management—critical factors for extracting maximum power from your KTM 125 SX. Hand-welded construction and reinforced mounting ensure this...18220541- SKU:
- 18220541
- Availability:
- Ships Same Business Day
- Weight:
- 5.80 LBS
$337.95 -
Pro Circuit Platinum Pipe KTM 125 SX 2023-2025 0852312
PRO CIRCUIT
$352.95Stock exhaust systems limit your KTM 125 SX's potential—restrictive flow robs you of horsepower and throttle response when you need it most. The Pro Circuit Platinum Pipe delivers measurable improvements in scavenging efficiency and peak power, while...18220544- SKU:
- 18220544
- Availability:
- Ships Same Business Day
- Weight:
- 4.45 LBS
$352.95 -
On Sale
FMF Turbinecore Muffler 022067
FMF
MSRP: $219.99Now: $187.00Was: $219.99If you're running a high-performance off-road or powersports rig, exhaust noise restrictions can limit where and when you ride—until now. The FMF Turbinecore Muffler delivers genuine sound suppression in a compact package that won't compromise your...18212089- SKU:
- 18212089
- Availability:
- Ships Same Business Day
- Weight:
- 3.25 LBS
MSRP: $219.99Now: $187.00Was: $219.99Qty in Cart: 0Quantity:Price:MSRP: $219.99Now: $187.00Was: $219.99Subtotal: -
MOOSE RACING Adventure Bike Universal Heat Shield - 3" x 6" PFD1325PF
MOOSE RACING
$32.95Adventure riding exposes your bike to extreme heat conditions, and unprotected side panels or gear bags melting into your exhaust isn't just uncomfortable—it's a safety hazard that can derail your trip. This universal heat shield provides a simple,...18611726- SKU:
- 18611726
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$32.95 -
Pro Circuit Ti-6 Exhaust System for Honda CRF450R 2019-2026 0322445F
PRO CIRCUIT
$1,536.95The Pro Circuit Ti-6 Exhaust System delivers measurable gains in power and torque across the entire RPM band while trimming rotational mass—critical for both track performance and handling responsiveness. Constructed from premium titanium, this system...18202043- SKU:
- 18202043
- Availability:
- Ships Same Business Day
- Weight:
- 12.00 LBS
$1,536.95 -
Pro Circuit T-6 Slip-On Muffler for 2019-2024 Yamaha YZ250F 0131925A
PRO CIRCUIT
$799.95The Pro Circuit T-6 Slip-On Muffler is engineered to unlock measurable horsepower gains while delivering the aggressive exhaust note that serious riders demand. By optimizing exhaust scavenging and reducing backpressure, this muffler improves both...18212090- SKU:
- 18212090
- Availability:
- Ships Same Business Day
- Weight:
- 11.30 LBS
$799.95 -
Pro Circuit T-6 Exhaust System Stainless Steel 2024 Kawasaki KX 450 0122445G
PRO CIRCUIT
$1,198.95The Pro Circuit T-6 exhaust system unlocks measurable gains in horsepower and torque while shedding unnecessary weight—critical improvements for both track performance and trail responsiveness on your 2024 Kawasaki KX 450. A stainless steel construction...18202042- SKU:
- 18202042
- Availability:
- Ships Same Business Day
- Weight:
- 13.65 LBS
$1,198.95 -
Pro Circuit Ti-6 Pro Titanium Exhaust System for 2024 Kawasaki KX450 0322445FP
PRO CIRCUIT
$1,536.95The Pro Circuit Ti-6 Pro Titanium Exhaust System delivers measurable gains in horsepower and throttle response while trimming unsprung weight that directly improves handling and acceleration. If you're serious about maximizing your 2024 Kawasaki KX450's...18202044- SKU:
- 18202044
- Availability:
- Ships Same Business Day
- Weight:
- 11.60 LBS
$1,536.95 -
On Sale
FMF Factory 4.1 RCT Exhaust System - Titanium - Carbon End Cap 042406
FMF
MSRP: $1,374.99Now: $1,169.00Was: $1,374.99The FMF Factory 4.1 RCT exhaust system delivers measurable horsepower and torque gains while shedding unnecessary weight—critical advantages whether you're chasing lap times or pushing peak performance on a closed course. Titanium construction paired...18202046- SKU:
- 18202046
- Availability:
- Ships Same Business Day
- Weight:
- 11.70 LBS
MSRP: $1,374.99Now: $1,169.00Was: $1,374.99 -
On Sale
FMF Factory 4.1 RCT Exhaust System - Aluminum - Stainless Steel Header - Carbon Fiber End Cap 044477
FMF
MSRP: $1,074.99Now: $914.00Was: $1,074.99The FMF Factory 4.1 RCT exhaust system delivers measurable power gains through advanced resonance chamber technology while reducing unsprung weight and improving chassis balance. Its compact design and aerospace-grade construction make it the choice for...18202047- SKU:
- 18202047
- Availability:
- Ships Same Business Day
- Weight:
- 9.50 LBS
MSRP: $1,074.99Now: $914.00Was: $1,074.99 -
On Sale
FMF Factory 4.1 RCT Exhaust System - Titanium - Carbon Fiber End Cap 044478
FMF
MSRP: $1,374.99Now: $1,169.00Was: $1,374.99If you're chasing lap times on a closed course, rotating mass matters—and the FMF Factory 4.1 RCT moves the muffler closer to your motor to centralize weight where it counts. The titanium construction combined with aerospace-grade materials delivers...18202048- SKU:
- 18202048
- Availability:
- Ships Same Business Day
- Weight:
- 10.45 LBS
MSRP: $1,374.99Now: $1,169.00Was: $1,374.99 -
On Sale
FMF MegaBomb Header - Stainless Steel 042399
FMF
MSRP: $374.99Now: $319.00Was: $374.99The FMF MegaBomb Header is engineered to maximize exhaust scavenging and reduce back-pressure, delivering measurable gains in horsepower and throttle response on closed-course competition vehicles. Built from stainless steel, this header resists thermal...18220549- SKU:
- 18220549
- Availability:
- Ships Same Business Day
- Weight:
- 3.65 LBS
MSRP: $374.99Now: $319.00Was: $374.99 -
On Sale
FMF SX MegaBomb Header - Titanium 042400
FMF
MSRP: $474.99Now: $404.00Was: $474.99The FMF SX MegaBomb Header delivers measurable power gains and aggressive throttle response by optimizing exhaust scavenging and reducing backpressure in high-RPM environments. Built from titanium for maximum durability without excess weight, this header...18220550- SKU:
- 18220550
- Availability:
- Ships Same Business Day
- Weight:
- 2.95 LBS
MSRP: $474.99Now: $404.00Was: $474.99
