Indeed, it can take a little squeezing to extract the jet. Here's some OIII data of M27 which shows jet - its the darker ejector on either side. Take with the Lighbuckets 24" RC. A reprocess of the Ha/OIII version with the data similar to that of Richard's is still work in progress.
http://www.cosmicphotos.com/reproces...e-M27-OIII.jpg