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4-Stroke Dirt Bike Exhaust

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136 Results

FMF
Q4 Spark Arrestor Slip-On Exhaust

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

FMF
Megabomb Header - Titanium

$426.99 - $472.99
Sale
Up to 10%
4.5 out of 5 stars (42) reviews

Big Gun
Eco System Slip-On Exhaust

$275.84
Sale
Save 10%
4.5 out of 5 stars (48) reviews

FMF
Powercore 4 Complete Race Exhaust Stainless Hi-Flo Header

$251.99
Sale
Save 10%
5 out of 5 stars (67) reviews

FMF
Megabomb Header - Stainless Steel

$309.77 - $381.99
Sale
Up to 27%
4.5 out of 5 stars (42) reviews
New

Yoshimura
RS-12 Full System Exhaust

$779.00 - $1449.00
4.5 out of 5 stars (17) reviews
Video Available

FMF
Powerbomb Header - Stainless Steel

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

Big Gun
Ballistic Series Slip-On Exhaust

$321.98
Sale
Save 10%
4.5 out of 5 stars (7) reviews

FMF
Factory 4.1 RCT Spark Arrestor Insert

$35.99
Sale
Save 10%
4 out of 5 stars (4) reviews

Fastway
Spark Arrestor End Cap

$99.95 - $269.95
4 out of 5 stars (28) reviews

FMF
Powercore 4 HEX Spark Arrestor Insert

$26.99
Sale
Save 10%
4.5 out of 5 stars (2) reviews

FMF
Powercore 4 Slip-On Exhaust - 4-Stroke

$188.99 - $359.99
Sale
Up to 10%
5 out of 5 stars (187) reviews

Yoshimura
RS-12 Slip-On Exhaust

$599.00 - $1099.00
3 out of 5 stars (1) review

Pro Circuit
T-6 Full-System Exhaust

$419.36 - $445.46
Sale
Up to 10%
5 out of 5 stars (4) reviews
New

Leo Vince
LV One EVO Slip-On Exhaust

$375.21 - $873.95
Sale
Up to 5%

Big Gun
Evo Mini Complete Exhaust - Blackout Edition

$302.39
Sale
Save 10%
4 out of 5 stars (1) review
New

Pro Circuit
Ti-6 Pro Complete Exhaust

$1142.96 - $1273.46
Sale
Up to 10%
4.5 out of 5 stars (11) reviews

FMF
HEX Q4 Quiet Core Spark Arrestor Insert

$35.99
Sale
Save 10%
3 out of 5 stars (4) reviews

FMF
Factory 4.1 RCT Full Exhaust System

$764.98 - $1308.98
Sale
Up to 10%
4.5 out of 5 stars (7) reviews

FMF
Factory 4.1 RCT Complete Exhaust With Stainless Megabomb

$832.99 - $1056.99
Sale
Up to 10%
5 out of 5 stars (6) reviews

Fastway
Replacement Spark Arrestor Screen

$14.95 - $14.99
5 out of 5 stars (1) review

Fastway
Ultra Silent Insert

$51.95
5 out of 5 stars (2) reviews

Yoshimura
TEC Insert

$32.95
4 out of 5 stars (1) review

KTM PowerParts
FMF Factory 4.1 RCT Muffler

$674.99 - $854.99
5 out of 5 stars (2) reviews

FMF
Factory 4.1 Slip-On Exhaust - Mini

$269.99 - $314.99
Sale
Up to 10%
4.5 out of 5 stars (5) reviews

Pro Circuit
Stainless Steel End Cap Insert

$32.36
Sale
Save 10%
3.5 out of 5 stars (3) reviews

Akrapovic
Racing Full System Exhaust With Spark Arrestor

$705.80 - $1155.56
Sale
Up to 10%
5 out of 5 stars (2) reviews

Pro Circuit
T-6 Complete Exhaust - Dual

$963.86 - $1079.96
Sale
Up to 10%
5 out of 5 stars (1) review

KTM PowerParts
FMF Powercore 4 Silencer

$399.99 - $549.99
5 out of 5 stars (4) reviews

Yoshimura
RS-9T Slip-On Exhaust - Dual

$839.00 - $859.00
5 out of 5 stars (6) reviews

Yoshimura
RS-2 Slip-On Exhaust

$459.00 - $499.00
5 out of 5 stars (1) review
Video Available

FMF
Factory 4.1 Full System Exhaust - Mini

$368.99 - $413.99
Sale
Up to 10%
5 out of 5 stars (1) review

KTM PowerParts
Akrapovic Evo Complete Exhaust

$1299.99 - $1364.99
3 out of 5 stars (1) review

Pro Circuit
TI-4 Slip-On Exhaust

$543.99 - $627.99
Sale
Up to 10%
5 out of 5 stars (2) reviews

KTM PowerParts
FMF Megabomb Plus Header

$374.99 - $474.99
5 out of 5 stars (2) reviews

Pro Circuit
Ti-6 Complete Exhaust - Dual

$1438.99 - $1656.99
Sale
Up to 10%
5 out of 5 stars (3) reviews

Fastway
Silent Insert

$27.77 - $51.95
Clearance
Up to 38%
5 out of 5 stars (1) review

Pro Circuit
T-6 Slip-on Exhaust - Dual

$693.77 - $855.99
Clearance
Up to 27%
1 out of 5 stars (1) review

Pro Circuit
Billet Quiet End Cap

$108.86 - $108.99
Sale
Up to 10%

Pro Circuit
T-6 Complete "JCR" Exhaust

$891.86
Sale
Save 10%
3 out of 5 stars (2) reviews

Akrapovic
Evolution Titanium Full System Exhaust With Spark Arrestor

$1207.76 - $1621.76
Sale
Up to 10%
5 out of 5 stars (1) review

Pro Circuit
Ti-6 Pro Complete Exhaust - Dual

$1438.99 - $1656.86
Sale
Up to 10%

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. Check out some of the more popular brands in our line of 4-stroke exhausts by manufacturer:

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 1-888-676-8853 and get the answers you need to make an informed buying decision.

MotoSport delivers all 4-stroke exhausts fast and orders more than $79 ship free.