Thanks for the offer. I really appreciate it. The company got back to me with the specific size and I just bought some at the hardware store.
Thanks again, though!
Coming a little late to the party here, but I installed these yesterday on my ecoboost convertible. I am very pleased. No noticeable difference in highway cruising, but deeper and louder when you get after it a little. Plus, if you search around, you can find them for under $600.
I use Sirius to listen to talk: Howard Stern, news, sports etc. HOWEVER - I prefer to drive with Android Auto and you can't control the car's built in Sirius within AA - you have to back out into Sync to change channels, then back to AA. You CAN use AA with the Sirius app, but then I'm using my...