Kickstart your Riding Season with Bike Prep and Riding Gear Shop Now
CLOSE
Shipping to US Flag United States
Free shipping over $79
Bargain Bin Blowout! | Save 40-90% Off! Shop Now

4-Stroke Dirt Bike Exhaust

Refine

41 Results

New
$24 Fast cash

FMF
Factory 4.1 RCT Slip-On Exhaust

$389.77 - $809.99
Sale
Up to 10%
5 out of 5 stars (141) reviews
New
$51 Fast cash

Yoshimura
RS-12 Full System Exhaust

$849.00 - $1699.00
4.5 out of 5 stars (17) reviews
Video Available
New
$33 Fast cash

Pro Circuit
T-6 Complete Exhaust

$463.99 - $1211.99
Sale
Up to 5%
4.5 out of 5 stars (15) reviews
$28 Fast cash

Yoshimura
RS-2 Comp Series Full System Exhaust

$529.00 - $939.00
4.5 out of 5 stars (79) reviews
Video Available
$9 Fast cash

FMF
Powerbomb Header - Stainless Steel

$179.99 - $291.99
Sale
Up to 10%
4.5 out of 5 stars (87) reviews
New
$40 Fast cash

Pro Circuit
Ti-6 Complete Exhaust

$1205.99 - $1477.99
Sale
Up to 5%
5 out of 5 stars (14) reviews
New
$32 Fast cash

FMF
Factory 4.1 RCT Complete Exhaust With Stainless Megabomb

$876.99 - $1056.99
Sale
Up to 10%
5 out of 5 stars (6) reviews
New
$40 Fast cash

Pro Circuit
Ti-6 Pro Complete Exhaust

$1326.99 - $1477.99
Sale
Up to 5%
4.5 out of 5 stars (12) reviews
$12 Fast cash
New
$22 Fast cash

Pro Circuit
T-6 Slip-On Exhaust

$486.99 - $759.99
Sale
Up to 5%
4.5 out of 5 stars (20) reviews
$17 Fast cash
$17 Fast cash

Pro Circuit
T-4 Slip-On Exhaust

$417.99 - $616.99
Sale
Up to 5%
4.5 out of 5 stars (24) reviews
$12 Fast cash

FMF
Q4 Spark Arrestor Slip-On Exhaust

$341.99 - $404.99
Sale
Up to 10%
4.5 out of 5 stars (42) reviews
$28 Fast cash

Yoshimura
RS-4 Full System Exhaust

$699.00 - $939.00
4.5 out of 5 stars (38) reviews
$20 Fast cash

Big Gun
Evo R Complete Exhaust

$564.74 - $673.64
Sale
Up to 10%
4.5 out of 5 stars (41) reviews
$23 Fast cash

Yoshimura
RS-4 Slip-On Exhaust

$419.00 - $789.00
5 out of 5 stars (17) reviews
Video Available
$34 Fast cash
$19 Fast cash

Yoshimura
RS-9T Complete Exhaust With Stainless Header

$629.00 - $659.00
5 out of 5 stars (4) reviews
$31 Fast cash
$52 Fast cash

Pro Circuit
Ti-6 Complete Exhaust - Dual

$1670.99 - $1923.99
Sale
Up to 5%
5 out of 5 stars (3) reviews
$52 Fast cash

Pro Circuit
Ti-6 Pro Complete Exhaust - Dual

$1568.99 - $1923.99
Sale
Up to 5%
$27 Fast cash

Pro Circuit
T-6 Slip-on Exhaust - Dual

$993.99
Sale
Save 5%
1 out of 5 stars (1) review
$34 Fast cash

Pro Circuit
T-6 Complete Exhaust - Dual

$1187.99 - $1253.99
Sale
Up to 5%
5 out of 5 stars (1) review
$9 Fast cash

Pro Circuit
Ti-4R / GP Midpipe

$70.77 - $351.99
Sale
Up to 5%
$11 Fast cash

Pro Circuit
Ti-4R / GP Headpipe

$404.99
Sale
Save 5%
5 out of 5 stars (1) review
$36 Fast cash

Pro Circuit
Ti-4R Complete Exhaust

$1326.99
Sale
Save 5%
4.5 out of 5 stars (6) reviews
$34 Fast cash
$34 Fast cash

Pro Circuit
TI-4 GP Complete Exhaust

$1193.99 - $1261.99
Sale
Up to 5%
5 out of 5 stars (1) review
$20 Fast cash

Pro Circuit
TI-4 Slip-On Exhaust

$573.99 - $729.99
Sale
Up to 5%
5 out of 5 stars (2) reviews
$1 Fast cash

Pro Circuit
Stainless Steel Modular End Cap

$37.99
Sale
Save 5%
5 out of 5 stars (2) reviews
$28 Fast cash

Pro Circuit
T-4 GP Complete Exhaust

$995.99 - $1034.99
Sale
Up to 5%
5 out of 5 stars (6) reviews
$19 Fast cash

Pro Circuit
T-4 Slip-On Exhaust - Dual Without Midpipe

$696.99
Sale
Save 5%
5 out of 5 stars (3) reviews
$2 Fast cash

Pro Circuit
Quiet Insert With Spark Arrestor

$80.99
Sale
Save 5%
4.5 out of 5 stars (7) reviews
$20 Fast cash

Leo Vince
Nero Slip-On Exhaust

$578.50 - $711.50
Sale
Up to 5%
5 out of 5 stars (1) review
$12 Fast cash

KTM PowerParts
FMF Megabomb Plus Header

$474.99
5 out of 5 stars (2) reviews

4 Stroke Exhaust

The 4-stroke dirt bike remains the most popular and widely used by enthusiasts on the track or trails as pro racing fully embraced the 4-stroke engine years ago. As such, owners of a new 4-stroke dirt bike, regardless of manufacturer, often make their first investment in the exhaust system.

MotoSport carries the industry's best aftermarket 4-stroke dirt bike exhaust in your choice of a complete system, slip-on, spark arrestor or just the mid pipe or head pipe if necessary. We also carry 4-stroke end caps and exhaust inserts. All of the brands we carry have a history in Motocross and making 4 stroke dirt bikes perform better and ride faster.

Name your bike's make, model and year and we carry an aftermarket 4-stroke exhaust for your ride. So, if you want more power, performance and that deep throaty sound trust MotoSport to stock the 4-stroke dirt bike exhaust system to take your bike to the next level. If you have questions or want more information, give one of our gearheads a call at 503-783-5645 and get the answers you need to make an informed buying decision.

Watch to learn more about the 4 stroke exhaust and tips for upgrading: