I'm planning to put on a new throttle body and a new exhaust system on my 5.0. I have heard that without a performance chip, my car may run worse. But I also know that this car is from 1991, so would these upgrades hurt my performance and make it slower or would I need to get a chip to make it...
See this thread for a list of 2002 2003 2004 2005 Ford Thunderbird Upgrades.
http://forums.fordthunderbirdforum.com/threads/recommended-aftermarket-performance-upgrades.5001/
tbird
Thread
2002 ford thunderbird
2003 ford thunderbird
2004 ford thunderbird
2005 ford thunderbird
performance
All you need to unleash the power of your Thunderbird are three things!
1- Cold Air Intake 2003-2005 also for 2002
2- Exhaust 2003-2004-2005 ( says 2003 but will fit 2004 & 2005 per this post. 2002 only fits 02 model.
Also recommend replacing ignition coils since these are often bad! They are...
Anyone else here a fan of Seafoam? I know for sure it works great in newer cars, can any of the experience older cars folks weigh in on using it on the vintage Ford Thunderbirds?
If your car is really dirty it may run crazy for the first 100 miles but by the second tank it's always worked like...