Aprilia RS4 125 Replica 2012 - 2017 Exhaust Silencer Muffler HP4 + dB killer medium
Aprilia RS4 125 Replica 2012 - 2017 Exhaust Silencer Muffler HP4 + dB killer medium is backordered and will ship within 7-21 working days
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Delivery and Shipping
Delivery and Shipping
Shipping costs will be calculated at checkout.
EU delivery: 5-14 working days.
Worldwide delivery: up to 21 working days.
Aprilia RS4 125 Replica 2012 - 2017 Exhaust Silencer Muffler HP4 + dB killer medium
Dominator HP4 slip-on silencer built for Aprilia RS4 125 Replica (2012-2017). Supplied with a removable dB killer insert.
RACE USE ONLY — not approved for public-road use. Always check local regulations and venue noise limits.
Key specs & features
- Includes removable dB killer insert.
- Insert diameter reduction: 012 mm to 201 mm.
- Medium insert option (as listed).
- Use to fine-tune exhaust volume; results depend on silencer core and engine setup.
- Check fitment/diameter before ordering—measure your outlet or existing insert.
Fitment
- Aprilia RS4 125 Replica 2012-2017
Sold by msliders.com. Need help choosing the correct version (HP/GP/GPS, dB killer option, finish)? Message us with your exact bike year and model.
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