I am not aware of a 4" downpipe for the stock turbos, but I know of 3 1/2" ones. The 3 1/2" dp has clearance issues under the car. It hangs pretty low. I can't imagine what a 4" would be hitting. Probably every speed bump in parking lots. Especially if your car is lowered. Hope this helps.
We want info on performance? Is there a H.P gain from a 3" to a 4" downpipe and also is there a problem with not having enough back pressure ? What happens then? Also im sure we can fabricate additional clamps to keep the downpipe a little higher to gain more clearance. Afterall we are talking of just an inch.
After I have installed all the new seals, BCsprings, retainers, locks and buckets,
with T-belt off, put crank at -10 btdc so all pistons are slightly down, install new BC 272 cams, install cam gears, torque cams as per manual. Then turn CAMS clockwise to tdc notches, and than turn CRANK to tdc...
Recently acquired a rhd supra and slowly starting the process of swapping things over. Got myself some glass headlights and wanted to swap bulbs while I’m at it. Been told jdm lights differ from usdm. Hard finding more info on this. Thoughts? Trying to find a quality hid system, seems LED isn’t...
Just installed a pair of S2 taillights on my 93 Supra RZ. I would like to convert to LED. I would like to purchase from here as the prices seem very good.
According to my search in the Forums, looks like I need 2 x 7440 and 2 x 7443 bulbs Just not...