Sc project 2-1 Stainless steel full exhaust system, with SC1-S carbon fibre exhaust for Aprilia RS457 (2024-26)
The Sc project 2-1 Stainless steel full exhaust system, with SC1-S carbon fibre exhaust for Aprilia RS457 (2024-26) upgrades the Aprilia RS 457 with improved performance, reduced weight, and a race-inspired appearance. SC Project developed this full exhaust system using experience gained through its collaboration with Aprilia Racing.
The system combines an SC1-S carbon fibre muffler with SAE 304 stainless steel headers and link pipe. As a result, it offers a strong balance between lightweight construction, durability, exhaust flow, and visual appeal. Visit our website for more products Dirt Street.Â
Performance Gains for the Aprilia RS 457
The SC Project 2-1 full exhaust system improves the performance of the Aprilia RS 457. It delivers a claimed +2.5 hp at 7,200 rpm and +2.2 Nm at 7,200 rpm.
Moreover, the system reduces weight by 1.9 kg compared with the OEM exhaust. The SC Project system weighs 4 kg, while the OEM exhaust weighs 5.9 kg.
This weight reduction helps improve the bike’s agility. Therefore, the Aprilia RS 457 can feel more responsive during spirited riding and track use.
SC1-S Carbon Fibre Muffler
The SC1-S muffler gives the exhaust system its distinctive racing appearance. Its carbon fibre construction keeps the system lightweight while adding a modern finish to the Aprilia RS 457.
Furthermore, the muffler features a carbon fibre end cap and an exclusive riveted aluminium plate with the SC Project logo. Riders can also choose between titanium and carbon fibre SC1-S muffler options.
Durable Stainless Steel Construction
SC Project uses SAE 304 stainless steel for the headers and link pipe. This material provides the strength and durability required for a high-performance exhaust system.
In addition, SC Project manufactures the system using advanced production technologies. The headers feature handcrafted TIG welds, while internal components use CNC-machined parts.
Race-Inspired Sound
The SC1-S full system enhances the sound of the Aprilia RS 457. With the removable dB-killer installed, the system produces 97 dB at 5,500 rpm.
Without the dB-killer, the sound level increases to 100 dB at 5,500 rpm. Therefore, riders can choose between the two sound configurations according to their requirements.
Plug-and-Play Installation
SC Project designed this exhaust system for a completely plug-and-play installation. The installation remains reversible, making the system convenient for riders who want a straightforward upgrade.
Additionally, SC Project recommends ECU remapping to achieve the best possible performance from the system.
Racing Use Only
The SC Project 2-1 Stainless Steel Full Exhaust System with SC1-S Carbon Fibre Exhaust is developed for racing applications. It does not meet European regulations for road use.
Because the system removes the catalytic converter, SC Project strongly recommends the ECR+ Electronic Catalytic Remover. The ECR+ connects to the OBD socket and helps manage potential ECU errors caused by catalytic converter removal.
Why Choose the SC Project SC1-S Full System?
The Sc project 2-1 Stainless steel full exhaust system, with SC1-S carbon fibre exhaust for Aprilia RS457 (2024-26) combines performance, lightweight construction, and racing-inspired styling.
Furthermore, its 2-1 configuration, carbon fibre muffler, and stainless steel construction provide a focused performance upgrade for the Aprilia RS 457. The system also delivers measurable power and torque gains while reducing exhaust weight.
Therefore, it is a strong choice for riders who want a race-focused exhaust system with a distinctive SC Project design and sound.




















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