When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
You have to change the tune. If your old ones were 26lb the pcm is expecting a certain percentage of that at a certain voltage. Obviously with bigger ones your fueling will be off.
Thanx for the info and i will ask before hand next time for sure ,now im going back in the garage and installing the stock ones back o the car im glad its an easy swap lol..