{"product_id":"akrapovic-exhaust-system-slip-on-race-line-titanium-porsche-911-gt3-gt3rs-991-2-2018-2020","title":"AKRAPOVIC Exhaust System Slip-On Race Line (Titanium) PORSCHE 911 GT3 \/ GT3RS (991.2) 2018-2020","description":"\u003cp\u003eThe Akrapovic Slip-On Race System for Porsche 911 GT3 RS \/ Speedster OPF models is engineered as a high-performance lightweight titanium solution and must be combined with specific mandatory components to ensure correct installation and performance integration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMandatory Components:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEvolution Header Set (E-PO\/T\/6\/1)\u003c\/li\u003e\n\u003cli\u003eTail Pipe Set TP-T\/S\/19 (must be ordered separately)\u003c\/li\u003e\n\u003cli\u003eWhen combined with optional carbon fibre diffuser DI-PO\/CA\/7\/G, Tail Pipe Set TP-T\/S\/17 must be used\u003c\/li\u003e\n\u003cli\u003eOriginal Porsche bracket (Porsche p\/n: 99111147391) required for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Slip-On Race System must be upgraded into a full Akrapovic Evolution Race Line exhaust system by combining it with the Evolution Header Set (E-PO\/T\/6) with side mufflers and valves. This configuration enhances performance at higher rpm and delivers a near-linear power curve with optimized torque distribution.\u003c\/p\u003e\n\u003cp\u003eThe system incorporates complex titanium components cast in Akrapovic's in-house titanium foundry and finished with specialized coating technology. Featuring 100 cpsi sports catalytic converters integrated into the exhaust manifold and side mufflers, the Evolution Race Line uses valve functionality and catalytic integration to deliver optimized performance and acoustic output.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdditional Installation Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMandatory Tail Pipe Set TP-T\/S\/19 must be ordered separately.\u003c\/li\u003e\n\u003cli\u003eOriginal Porsche bracket (99111147391) is required for installation.\u003c\/li\u003e\n\u003cli\u003eWhen installing Akrapovic aftermarket link pipes with sports catalytic converters or without catalytic converters (for closed track use only), ECU remapping is mandatory.\u003c\/li\u003e\n\u003cli\u003eFor closed-track exhaust configurations, ECU remapping is recommended to prevent potential check engine warning signals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNotice:\u003c\/strong\u003e This product does not meet emission compliance requirements for street or highway use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\nMaximum Power: 377.3 kW at 8250 rpm (+6.5 kW)\u003cbr\u003e\nMaximum Torque: 479.0 Nm at 6150 rpm (+15.2 Nm)\u003cbr\u003e\nWeight: 3.9 kg\u003cbr\u003e\nWeight Reduction: -4.7 kg (-54.3%)\u003cbr\u003e\nNoise Level: 103.3 dB at 4000 rpm (+8.3 dB)\u003cbr\u003e\nMeasured with: Porsche 911 GT3 \/ GT3 Touring (991.2) 2018\u003c\/p\u003e","brand":"QT Parts","offers":[{"title":"Default Title","offer_id":53297916608859,"sku":"S-PO\/TI\/8","price":2847.67,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/9937\/5126\/files\/akrapovic-s-poti8.webp?v=1780646224","url":"https:\/\/www.qtparts.fi\/products\/akrapovic-exhaust-system-slip-on-race-line-titanium-porsche-911-gt3-gt3rs-991-2-2018-2020","provider":"QT Parts","version":"1.0","type":"link"}