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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
Nut thread: 14 mm
Spring Configuration: 3 x Red Performance Springs (2000 RPM threshold)
The large-format red pleated paper element and pre-shaped black housing drop directly into the stock airbox — no trimming
Accessory-Expandable Configuration: Built with dedicated zip-out expansion panels to cleanly accommodate mid-sized windscreens and rear top luggage boxes without straining the structural seams
Blue Line parts are a direct-fit replacement when OEM parts are unavailable or overly expensive for your scooter
Blue Line DC Ignition CDI | GY6 / 139QMB Scooter Engines polini Nut thread: 14 mmRestore reliable spark timing on your GY6 or 139QMB based scooter with this Blue Line DC CDI unit. Designed as a direct OEM equivalent replacement for Chinese manufactured scooters running a DC ignition system, this CDI features a 2 4 pin split connector configuration that plugs directly into the factory wiring harness no modifications required. Features DC (direct current) capacitive discharge ignition 2 connector harness with 2 4 pin split direct
