Consistent ignition energy and precise signal tuning are essential for extracting reliable performance from the B48 engine. Prevent high-rpm misfires and spark blowout under elevated boost pressures by refreshing your ignition setup with heavy-duty Upgraded Coil Packs. For owners looking for a quick, plug-and-play power bump without permanent ECU re-flashing, explore our premium RaceChip GTS5 Black Tuning Boxes to safely manipulate sensor signals for instant horsepower and torque gains across the rev range.