{"product_id":"akrapovic-carbon-silencer-road-legal-2-1-full-system-road-legal-s-a6r4-hapc","title":"Akrapovic Carbon Silencer Road legal 2-1 Full System - Road Legal – Aprilia RS660 \/ Factory 2020–2024 \/ Aprilia Tuono 660 \/ Factory 2021–2024","description":"Designed to optimise power and torque from the 660 cc parallel-twin powerplant, this system meets EC\/ECE type approval, making it fully Euro 5 compliant and legal for road use. With the catalytic converter located in the front part of the pre-silencer box, to ensure the system fully complies with the regulation, the system has a plug-and-play installation with no remapping needed.\u003cbr\u003e\u003cbr\u003eConstructed from high-quality carbon fibre, lightweight titanium, and high-grade stainless steel, the system has been created using race-proven materials. Designed to emphasize the racing look of the machine, the system is 0.4 kg lighter than standard stock. Testing on the Akrapovic in-house dyno, in back-to-back runs of bikes equipped with a Racing Line (Carbon) exhaust and standard stock exhaust system, recorded an increase of 2.4 bhp at 11,200 rpm and a gain of 3.6 Nm of torque at 4,550 rpm, which gives the rider a pronounced throttle response.\u003cbr\u003e\u003cbr\u003eIts deep, full, and sporty sound, with its throbbing parallel-twin pulsations, offers the feeling of riding a bigger capacity bike, making the Akrapovic Racing Line (Carbon) for the Aprilia RS 660 the ideal exhaust for this middleweight sports bike.\u003cp\u003e\u003cstrong\u003ePart number:\u003c\/strong\u003e S-A6R4-HAPC\u003c\/p\u003e\u003ch4\u003eFits\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eAprilia RS660 \/ Factory 2020–2024\u003c\/li\u003e\n\u003cli\u003eAprilia Tuono 660 \/ Factory 2021–2024\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Akrapovic","offers":[{"title":"Default Title","offer_id":55764861387081,"sku":"S-A6R4-HAPC","price":2159.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1036\/9007\/6489\/files\/S-A6R4-HAPC.jpg?v=1793142497","url":"https:\/\/www.trackready.co.uk\/products\/akrapovic-carbon-silencer-road-legal-2-1-full-system-road-legal-s-a6r4-hapc","provider":"Track Ready","version":"1.0","type":"link"}