Seems like a cheaper alternative to the Dinan enclosed airbox. I don't remember ever seeing this product...I gotta say, i don't hate it....and looks more OEM-ish over the AFE one i currently have.
Injen Evolution Cold Air Intake Now Available for BMW M3 (E46) – Vivid Racing News
Injen Evolution Cold Air Intake Now Available for BMW M3 (E46) – Vivid Racing News
Comment