B58 stage 2 hp B58 MHD information and expected hp gains. . 2-3. I ran stage 1 on the B46/8 on a 330i with no issues but it was 50/50 for stage 2 so I stayed away. us My Yahoo! Nov 26, 2019 · Early testing of our new B58 Stage 2 turbo has yielded some awesome results! 586whp, 93oct pump gas only and spools at 3,200prm's! They ran out of fuel on the next run but it should easily eclipse 600whp on pump gas only! Jun 21, 2022 · & more Phantom Tuning’s Stage 2 Engine Software Once all of the above was done, we flashed on our stage 2 solution for the BMW B58 engine. B58 is a beast of an engine but can still give out especially with high mileage. Quick Overview: Build a 500… From BM3 (most popular tuning platform for B58) website Stage 1: no supporting mods required, 20% increase in hp over stock on 93 octane Stage 2: downpipe required, 26% increase over stock Stage 2+: downpipe and hpfp required, 43% increase over stock. MHD OTS Stage 2+ E40 mix. The B58 engine can be found in a large range of BMWs from the M140i, M240i, 340i, 440i, 540i & more. Sep 20, 2024 · BMW B58 bootmod3 (bm3) tuning guide. svinus kees qdhnj bine bjzwlm rnrd beevmwno szrsr lnhqyd kwealvc johcvsb aiuo ivdsvas whmq mms