Why don't all sport bikes have under tail exhaust systems?

Yuuup23

New member
What are the pros & cons of side & under tail (seat) exhaust systems? Personally always liked it under the seat better & Ducati does it under the seat & they make some great bikes
 

sleepy

Member
The aesthetics of an exhaust system mean nothing, it's the flow characteristics that determine it's efficiency for it's intended purpose.
 

James

Active member
It's a styling thing. It's not really practical: The exhaust system ends up being longer--and heavier--than necessary, it heats the seat, and you end up with no under-seat storage. It can also make it difficult to fit luggage, such as soft saddlebags. I much prefer Buell's idea of placing the entire exhaust system under the motor.
 
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