Put some copper anti-seize on before putting them on the new pipes. Once I had the pipes off it was quite a bit easier but needed a lot of force. Being 20 degrees out didn't help...
Thanks again all.
08 E90 | Jet Black / Black | 6MT
Mods: RAC RG63 w/ Pirelli Corsa 255F/285R | Akrapovic Evo Exhaust | OEM Blacklines
Winter Setup: OEM 18s w/ Nokian Hakkapeliita R 245/40-18