
Special engraved Akrapovic verification code on the muffler inlet cap.
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The Slip-On is the first stage in transforming your exhaust system. In addition to increasing your power, the Akrapovič Slip-On system gives your scooter a distinctive deeper sound and also changes its visual appearance. Even from afar you can see and hear that this is no mass-produced system. This system was developed based on rich experience and the result is a product that suits a scooter perfectly. Installation is a snap. Adding the optional catalytic converter makes the Slip-On exhaust system EC Type approval.
Measurements of the Akrapovič Slip-On system on the Aprilia Sportcity 250ie (with muffler insert):
Power & Torque:
The Akrapovič Slip-On exhaust system increases your engine power and its torque at practically every rpm. Maximum power of 17 HP is reached at 7850 rpm. The greatest power gain of 0.7 HP is at 4150 rpm.

|
Stock | Akrapovic | Max. increased power | ||
| Max. rear wheel power (HP / rpm) | 16.7 / 7870 | 17 / 7850 |
0.7 / 4150 |
| S-PI3SO1-HRSS | SLIP-ON LINE EC Type approval |
Download pdf documents for more details on this product.