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  1. J

    Vacuum Leak on Throttle Body

    hello, the other day i was just doing some looking around on my TJ and i found an open vacuum port on my intake right below the throttle body. when the engine is running and i plug the port with my finger the engine bogs way down then returns to normal same when i let go. so i cut a peice of my...
  2. J

    Do throttle body spacers really work?

    i have the 2.5 engine. should i get the 4.0 throttle body. Get a TBP and a cold air intake?
  3. J

    2.5L performance?

    i have the 2.5 engine but the 4.0 throttle body. how will a cold air intake match up for the 4.0 throttle body?
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