06-20-2025, 09:34 AM | #1 |
Private First Class
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fuel pump upgrade without hybrid turbo - any benefits
Hi All
I am currently running a Gen 2 B58 (TU Pump) Stage 2 with MHD flexfuel kit. The performance is pretty satisfactory especially with 30-40 % Ethanol. When you are flashing a map I noticed MHD also has options to select if you have an upgrade fuel pump (DS25) or S58 injectors. Questions: 1. On a stock turbo, how much of a benefit do you get if you do have them installed and the map flashed accordingly. For example would running higher E content on a stock turbo would give any more benefits like better cooling or power ? 2. Is the stock turbo already maxed out or close to maxing out without pump and injector upgrades on a stage 2 setup. 3. My transmission is stock and I think a stage 2 map is already touching the torque limits as per the MHD website. Would the fuel pump and injector upgrades would push it to unsafe limits and be actually be worse from the perspective of transmission health? Thank you in advance for your inputs. ![]()
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MODS:
MHD Stage 2; AA Catted downpipe; MHD FlexFuel; FTP ChargePipe. |
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