Fits On: Aprilia RX 125 / SX 125 (2021–2024)

Upgrade your Aprilia RX-SX 125 with the Arrow Thunder Full Exhaust System (52510AON + 52002PD). This system combines the Thunder Steel Endcap black aluminium muffler with a stainless steel racing header, delivering reduced weight, increased performance, and a deeper racing-inspired sound.

Muffler (52510AON):

• Material: Black aluminium with steel endcap

• Line: Thunder Steel Endcap

• Catalyser: Removes OEM catalytic converter when combined with header

• Approval: ECE approved (noise only)

Header (52002PD):

• Material: Stainless steel

• Line: Racing (non-catalysed)

• Approval: Not approved for road use (competition only)

Performance Benefits:

• Noticeable power increase with freer exhaust flow

• Aggressive racing sound with ECE noise compliance

• Lightweight construction improves handling and agility

• Stealth factory-race look with black aluminium finish

Delivery Note:
All exhausts are made to order, please allow 1–3 weeks for delivery. This ensures we can provide the best selection and service for your specific needs. We will confirm the ETA of shipping within 24–48 hours of an order being placed. Thank you for your understanding and patience!