{"product_id":"sc-project-s1-exhaust-aprilia-rsv4-1100-rsv4-1100-factory-2021-2026","title":"SC-Project S1 Exhaust - Aprilia RSV4 1100 \/ RSV4 1100 Factory 2021-2026","description":"\u003cp\u003e\u003cstrong\u003eFactory-order item:\u003c\/strong\u003e HAND MADE IN ITALY - 3-5 Week Build Time. Contact us before ordering if timing is critical.\u003c\/p\u003e\u003cp\u003eUnlock race-developed performance with the SC-Project S1 Exhaust—a premium hand made Italian system engineered by a manufacturer proven at the highest levels of motorcycle racing. With development roots in MotoGP, Moto2, Moto3, and Superbike World Championship, SC-Project uses real-world competition feedback to refine exhaust flow, fit, and durability for aggressive street and track riders. The S1 is a tapered, race-inspired exhaust designed around World Superbike technology for strong performance and an unmistakable track look. A large-diameter outlet promotes enhanced exhaust flow, while the conical silencer body helps maintain proper back pressure—supporting responsive throttle feel and a crisp, performance-focused character. The S1’s conical profile is also built to improve ground clearance, giving riders more confidence during extreme lean angles. Why riders choose the SC-Project S1 World Superbike-derived design focused on performance and flow Ultra lightweight construction for huge weight savings Tapered silencer body with a large outlet diameter for enhanced exhaust airflow Conical body shape for proper back pressure and optimized lean-angle clearance MotoGP-grade materials for strength, low weight, and heat resistance Bike-specific mounting hardware included for correct fit and clean installation 24-month factory defect warranty for peace of mind Race-inspired design for aggressive sound and styling Built for hard riding From canyon carving to track sessions, the SC-Project S1 Exhaust is made for riders who want race engineering, high-clearance fitment, and aggressive performance aesthetics—without compromise. Power +5 hp at 10000 rpm Torque +3,5 Nm at 10000 rpm Weight -4,5 kg (SC 0,7 kg \/ OEM 5,2 kg) Line Slip-On Muffler body material Titanium End cap material Carbon Fiber Link pipe material Titanium dB-killer No Approval type Race Version Decibels without dB killer 108 dB at 6700 rpm Notes Kit includes all parts and brackets for installation. ECU remapping is recommended\u003c\/p\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAprilia RSV4 1100: 2021-2026\u003c\/li\u003e\n\u003cli\u003eAprilia RSV4 1100 Factory: 2021-2026\u003c\/li\u003e\n\u003cli\u003eAprilia Tuono V4 1100: 2021-2026\u003c\/li\u003e\n\u003cli\u003eAprilia Tuono V4 1100 Factory: 2021-2026\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SC-Project","offers":[{"title":"Default","offer_id":44348050178135,"sku":"A27-T41T","price":1232.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/SC-Project-S1-Exhaust-Aprilia-RSV4-1100-RSV4-1100-Factory-2021-2026.png?v=1790464744","url":"https:\/\/parts4motorcycles.com\/products\/sc-project-s1-exhaust-aprilia-rsv4-1100-rsv4-1100-factory-2021-2026","provider":"Parts4Motorcycles","version":"1.0","type":"link"}