The Akrapovic Slip-On SP series system looks great on the BMW, and improves the performance of the engine. The system is designed as a base-level exhaust system modification. Racing and Evolution complete exhaust systems are also available. The Street Legal version includes an approved noise damper.
Measurements of the Akrapovic SLIP-ON SP series system on the BMW F800ST (without noise damper):
Power & Torque: even as a base-level component, the Akrapovic Slip-On SP series system delivers a performance increase. The largest effect is shown on the torque curve, while the power curve is also increased, especially in the middle and at the top of the rpm range. Max. power was 88.4 HP at 8500 rpm, and max. increased power was 2.6 HP at 4000 rpm.
The Akrapovic SLIP-ON SP series system is composed of a cylindrical stainless steel link pipe welded to the muffler. The Akrapovic link pipe is attached to the stock header assembly with a sleeve joint secured with a metal clamp. The muffler is oval section and is available with a titanium outer sleeve. The interior of the muffler is made of stainless steel, as are the link pipe, inlet cap and outlet cap, due to the weld to the link pipe. The muffler is attached to the motorcycle frame using an Akrapovic carbon-fiber clamp. The muffler contains an approved noise damper. There is also a catalytic converter installed in the link pipe.
Dimensional weight listed
Akrapovic F800ST|F800S Slip-On Exhaust
Produced by Akapovic of Slovenia