GM Truck Club Forum banner
1 - 3 of 3 Posts

· Registered
4,162 Posts
Night and day difference. Look throw the threads in the Performance catagory and cold air intakes, exhaust mods, throttle-body spacers, and programmers are discussed quite often.
1 - 3 of 3 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.