Coasting does not save fuel. When coasting your are burning fuel as the engine idles. If you slow down in gear (foot off the gas) the engine burns no fuel as the ECU cuts off the supply on overrun.
E92 pre-LCI 325i
- Ohlins R&T; H&R spacers; M3 strut brace; Meyle HD droplinks; BMS clutch stop; BMS CDV; RE g/box mounts; Saikoumichi OCC; K&N; Cyba scoops; BMW Perf Exhaust; M3 rear spoiler; M3 white dash LEDs; LED Angels; BMW Perf black grille; CSL reps; SSDD carbon diffuser; Monster Wrap black roof