SC-Project Full Exhaust System 2-1 for Aprilia RS 660 (2020–2023) – SC1-R Carbon Muffler, Euro 5 Approved
Upgrade your Aprilia RS 660 with the SC-Project Full Exhaust System 2-1, featuring the SC1-R carbon muffler. Designed for peak performance, street-legal compliance, and the iconic SC-Project sound, this system delivers lightweight construction, precision engineering, and racing-inspired quality.

Performance & Features

Full Exhaust Line: Full System 2-1 with SC1-R Carbon Muffler
Headers Material: High-grade AISI 304 stainless steel for durability
Body Material: Titanium / Carbon Fiber for lightweight performance
End Cap: Carbon for sleek aesthetics
Frame Attachment: Bracket included for secure mounting
Lambda Probe: Compatible
Homologation: EC & TUV approved – EURO 5, street legal
Weight Reduction: 0.2 kg lighter than stock (Stock 6.4 kg / SC 6.2 kg)

Kit Contents

• Slip-On Muffler

• Full Stainless Steel AISI 304 Exhaust System 2-1

• Carbon Heat Shield

• Single Seat Bracket

• Springs & Screws

• SC-Project Stickers

• 24-Month SC-Project Official Warranty

Why Choose SC-Project Full Exhaust for Aprilia RS 660

• Trofeo Sound: Retains the unmistakable racing tone of the SC1-R silencer.

• EURO 5 Compliance: Pre-chamber with integrated catalyst ensures optimal performance while meeting European street regulations.

• Racing-Level Build: T.I.G. welding in a controlled environment, CNC-machined bushings, and AISI 304 stainless steel construction ensure precision fit and long-lasting durability.

• Material Excellence: Available in titanium or carbon fiber silencer options with lightweight, performance-oriented design.

• FAQs

  Q1: Is the SC-Project Full Exhaust street legal?
  A: Yes, it is EC & TUV approved and fully compliant with EURO 5 regulations.

  Q2: Can the original lambda probe be used with this system?
  A: Yes, the exhaust is designed to accommodate the stock lambda probe.

  Q3: What materials are used in the exhaust system?
  A: The headers are AISI 304 stainless steel, the body is titanium/carbon fiber, and the end cap is carbon.

  Q4: Does it affect the stock weight of the bike?
  A: Yes, the SC-Project system reduces weight by 0.2 kg compared to stock.

  Q5: What’s included in the kit?
  A: Full exhaust system, slip-on muffler, carbon heat shield, single seat bracket, springs & screws, SC-Project stickers, and 24-month official warranty.