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Special engraved Akrapovic verification code on the muffler inlet cap.

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Marko Jerman returning to the Suzuki GRANDys team:

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06 February 2012

Błażusiak is the new SuperEnduro world champion with Akrapovič:

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06 February 2012

Enduropale du Touquet: Leok second in sand and snow:

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SLIP-ON & SLIP-ON SP SERIES EXHAUST SYSTEM for the YAMAHA YZF-R1 (2007 - 2008)

Akrapovič SLIP-ON represents an initial move in the direction of tuning and is intended for drivers, which do not desire fundamental changes in the area of the exhaust system. We offer two options of the SLIP-ON system for the Yamaha R1: the standard Slip-On and Slip-On SP Series. Both are facilitated by the use of the stock catalyst as the system does not interfere with the catalytic converter set up. In terms of performance measurements, the two types do not differ much. Their advantages can be illustrated in comparison with a serial exhaust system, since the increase of power and torque based on smaller modifications on the exhaust system relatively large. With the use of the catalytic converter the Slip-On and Slip-On SP series are available also in a homologated EC Type approval version.

Performance

Measurements for both options of the exhaust were prepared. There is a minimal difference between the two options. Both exhaust options obtain a somewhat better result in the lower and particularly in the middle range of rpm. Despite the initial level of tuning, the system can substantially upgrade the serial release of power from the generator. At 12500 rpm, we measured 167 HP at the back wheel (both options). The systems do not differ much in terms of torque either. the upgrade of a serial torque is nicely evident particularly between 3200 rpm and 5000 rpm, in which range the motor gains the most. You will also save 1.39 kg (slip – on) or 0.83 kg (slip-on sp) compared to stock R1 exhaust system.

Performance
measured on SuperFlow Cycle Dyn
Stock Akrapovic Max. increased power
Max. rear wheel power (HP / rpm) 164.3 / 12600 167 / 12500 6.6 / 7600

Product codes

SS-Y10SO8-DCSlip-On Line Carbon
SS-Y10SO8-DTSlip-On Line Titanium

Documents

Download pdf documents for more details on this product.