Original new-generation stainless steel catalytic converter exhaust system for the following mopeds equipped with a Beta 521 engine:
- Cilo Cross 521 & 512
- Pony Cross 521
- Pony GTX 521
The GPR exhaust is an original part and includes a catalytic converter. It is officially approved for road use.
This muffler cannot be installed on older Pony GTX models with a Sachs 503 ADV engine.
Original part number (laser-etched): Cilo 521
Total length: 810 mm Outer
diameter of flame tube: 20 mm Hole
spacing on connection flange: 38 mm
Caution: An additional sleeve (P8183) must be installed between the exhaust and the frame at the rear suspension so that the exhaust system can be mounted without stress. Otherwise, the system may crack due to stress on the weld seams! You can find the appropriate sleeve in the accessories section.
Original Pony part number: P8180
| Manufacturer | Pony |
| Material | Chrome steel (colloquially known as stainless steel) |
| Total length | 810 mm |
| Mounting type | Welded lug |
| Number of fixing points | 2 pcs |
| Ø Flame tube outside | 20 mm |
| Flame tube attachment | Flange |
| Pony / Cilo (Beta 521 & 512) | Beta 521 (engine) |
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