There isn't a OEM 4 bolt cable throttle. There are tons of the same aftermarket billet cable throttle for your later 4-bolt intake for <$100. They're nice. I've used them a bunch.
Yeah, you would need the X MAX to do DBW. If you're not running a 4l80 (you're not) you can use the regular X and save the money.
$50 billet throttle and $18 bracket solution.
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