Akrapovic Header Set (Titanium) Porsche 911 GT2/RS and Turbo (997) mercedes-benz-sl-class--231---2017-present--sl63-amg-esr2518058 Gains: +26HP & +20 LB-FT

Gains: +26HP & +20 LB-FT

light weight aluminum our lowering kit allows four-corner independent ride height adjustments and the ability to perform vehicle corner weighting

Improved response

RENNtech developed two optional Center-Cap designs

Intermediate ECU Upgrade | Up to 638HP / 695LB-FT | Gains: +33HP & +25LB-FT

Akrapovic Header Set (Titanium) Porsche 911 GT2/RS and Turbo (997) mercedes-benz-sl-class--231---2017-present--sl63-amg-esr2518058 Gains: +26HP & +20 LB-FTAkrapovic Header Set (Titanium) Porsche 911 GT2 RS and Turbo (997) Slip On used with an optionally supplied titanium header set is a must for everyone who wants to get more enjoyment from their automobile. We achieved an reduction of weight by another 3 kg. When installing Akrapovi aftermarket optional down pipes with sports catalytic converters or without catalytic converters, which are developed for use on closed tracks only, remapping the ECU is