That is a reduction in weight of 94 pounds across the front of the vehicle versus the stock system
Stage II Turbo Upgrade and Fuel System Upgrade | Gains: + 198 HP
Akrapovic Delete-R Kit for Porsche 911 Turbo/Turbo S (991)
Rated by RENNtech (peak @crank): 731 HP @ 6
From the handcrafted titanium headers with 100 cpsi sports catalytic convertors and titanium flanges—cast in Akrapovič’s own foundry—right through to the superbly finished round titanium tailpipes
RENNtech R2 Pkg | R231 | SL 63 AMG | 716 HP / 826 LB-FT | M157 | 5.5L V8 BiTurbo porsche-911--992---2018-present--carrera-gts---cabriolet-esr6371504 That is a reduction inR2 includes: ECU Upgrade, Diverter Valve, Air Filters, Sport Mufflers Gains: +153HP; +232LB FT The RENNtech R2 Performance Package is the evolution stage of the R1 Pkg. The R2 not only brings additional power, but also gives the car a deeper sport sound that keeps with character of a luxury performance vehicle. Included in the R2 Package are all upgrades from the R1 Pkg, ECU Upgrade, Diverter Valve and Air Filters, and Stainless Steel Sport Mufflers.