Cobb Tuning SF Intake Airbox - Mazda 3 MPS BK 06-08 AUDI_B7 ✅ Essential for ECU wiring

✅ Essential for ECU wiring repairs

or motorsport applications where reliable fuel line retention is critical for B58 inline-six engine performance

allowing the cap to be used as part of a custom crankcase venting setup

9mm (5/8") — 7/8"-14 with chamfer — Radium High Volume FST (post-2015)

Mounts in OEM fuel filter location using factory threaded bosses

Cobb Tuning SF Intake Airbox - Mazda 3 MPS BK 06-08 AUDI_B7 ✅ Essential for ECU wiringThe Gen1 Mazdaspeed3 Airbox is designed to be used along with the Mazda 3 MPS SF Intake System. The Gen1 Mazda 3 MPS Airbox will protect the intake filter from dirt and debris as well as heat radiating from the engine. Plus, a wrinkle black powder coat finish and COBB SF nameplate keep the engine bay looking nice and tidy. Why? The COBB SF Airbox for the Gen1 Mazda 3 MPS will help to prevent hot and turbulent air from being ingested through the intake