Kawasaki KLX250S/SF Slip-On System - Two Brothers Racing

Kawasaki KLX250S/SF Slip-On System (2006-2014)

Kawasaki KLX250S/SF Slip-On System

The Two Brothers Racing exhaust system for the KLX250S/SF has been developed to surpass what is offered in the market today. Two Bros engineered the exhaust system around the precision that Kawasaki produces. All systems are specific to the bikes application creating a custom track worthy sound and performance.

Color / Style Options

M7 Standard Aluminum

M7 Standard Black Series Carbon 

Performance Specs


Peak HP

Peak Torque

Max HP Gain

Max Torque Gain


19.9 hp

14.6 ft-lbs




22.3 hp

15.1 ft-lbs

+3.8 hp @ 9890 rpm

+2 ft-lbs @ 9890 rpm


+2.4 hp

+0.7 ft-lbs

+3.8 hp

+2 ft-lbs

We take performance seriously.

It its crucial that each system delivers the sound and performance our heritage claims. Extensive R&D is scheduled from the bends, the sound, the dyno, and the track. Every part of the bikes range is analyzed to respectively create the best horsepower, torque, and sound. The extensive process applies to both full and slip-on platforms. Have confidence that you will receive absolute top level out of box performance and power and be competitive among motorcycle enthusiast. The track and power is our focus for exhaust systems, but this does not sacrifice the heritage and aesthetics that Two Brothers Racing is known for. Starting with the art of crafted bends and welds, through selected high-end outer and inner materials, and firing out of our unique magnesium end caps, we are the aftermarket leader of function and form in one exhaust system.

Increase horsepower, gain torque, improve sound, and drop weight.