Before I go ballistic on this Cobb charge pipe..... - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i)
Evolution Racewerks Charge Pipe for 2006-09 N54 BMW 135i/335i [E82/E90/E92] BM-ICP001
Cobb tuning chargepipe reviews? - BMW 3-Series (E90 E92) Forum
Before I go ballistic on this Cobb charge pipe..... - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i)
New and Improved BMW Charge Pipes for the N54 and N55 - COBB Tuning
Charge pipe fitment issue (hello from new onwer) - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i)