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-Overall increase in power and torque
Made from premium American materials
The FMF Fatty pipe broadens the powerband and will provide you with a healthy power increase everywhere
In addition
Q4 HEX S/A 044452 KTM-450 EXC-2011 -Overall increase in power andFMF is the leader in high performance quiet technology and our Q4 HEX is the next evolution in off road exhaust. The Q4 employs intricate chambers, baffles and proprietary multistage packing material making it the best performing quiet muffler available. With the Q4 you dont need to hear the power, just feel the power! Less sound equals more ground Meets USFS and FIM World Enduro sound regulations Power gains throughout the entire rpm range Spark
