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  • Brand:CRF's Only
  • Model:CO250LRS4PP

Price : $901.95 $799.95

Available Options:
Optional Sprocket:
Optional Spark Arrestor:

CRF250L\'12-16 - CRF\'s Only Yosh RS-4 Performance Package

CRF's Only CRF250L RS04 Performance Package

*** Use waiver required to ship to California addresses ***

Includes the following tested components for bolt-on performance:

  • Yoshimura RS-4 Full System
  • EJK Electronic Fuel Control Module
  • Optional 13T Front Sprocket 
The Yoshimura RS-4 is a functional work of art increasing exhaust flow and engine performance.  Full System includes an RS-4 muffler with turn-out end-cap, stainless steel header and tail-pipe, low-volume insert, all installation hardware, and step-by-step instructions.
NOTE: The EJK can not be shipped to California addresses. 

Made a huge difference in power. Left the 13t sprocket off since I didn't want to lower the top speed. ...

Rated by brandon

Better then best. Only dislike was not just bolt on! Had to mod under seat to bolt on pipe. Its ...

Rated by Tag

Fantastic! Sounds amazing. I'm not sure why one of the other reviews said "not a direct bolt on" and said ...

Rated by Sean

Pipe went on flawless no mods necessary on my bike (2014 CRF 250L) the pipe looks and sounds great! The ...

Rated by Mike

AMAZING! Sounds so good and I could feel the difference even with out any air box mods or the EJK ...

Rated by austin

Great. I already wrote a review a year ago, but I couldn't edit it. Anyways, it's still great. I just ...

Rated by Sean

This kit really opened up my 2016 Honda 250l! The Ejk and 13 tooth with the air box mod and ...

Rated by Chris Culp
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