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this is for a 1991 Celsior/LS400 ok, I bought a new pioneer GPS unit and the "87+ toyota" wiring kit. Everythng goes together good, except there was nothing to wire in the connector for the fatory amp/sub. my car originally had an aftermarket unit when i got it. there was this little 'box'...

Does anyone have a picture of a stock exhaust for a 91 LS400? (from underneath the car while its on a hoist) thanks

My new battery seeps acid when the car has been running for about 30 mins and its warm outside. Does anyone know if the alternator could be overcharging the battery? is there anyway i can check this? (with a multimeter perhaps?) thanks for the help Boyscout

I only have one set of O2 sensors, they are in the header before the cat. The sensors after the cats are EGT probes to tell the ECU if your cats are working properly. So in my case I would be fine. Im not sure about the LS400 though, it might have two sets, for emissions regulations. (my...

I have a 91 Celsior (LS400) and bought the S&S headers. the 3-bolt flange on the headers is the wrong size and the tube lip on the cat is a bigger diameter than the header exit, so it wont go together. My options are: 1) put in de-cat pipes 2) get some flanges made & put in some universal...

i would like to get a used one and have it rebuilt and then put on the car (reduces time in the shop). I would then have the leaky one as a spare. thanks for the offer, i may still hit you up on it.

Hey everyone, my steering rack is leaking a bit and needs to be replaced. I need one for a 1991 Toyota Celsior (the LS400 version will not work) new or used, it doesnt matter...i can always have it rebuilt. thanks Mike

i want the factory air ride. i like the idea of the sport/normal modes, and the height adjustability that comes with the air ride. basically i want to slam it down when its parked.

im not sure, they came on the car. here is a pic

if your air ride is in good condition, i will trade you for my coilovers. we are both in edmonton too

maybe it was 430 at the crank? or 340 at the wheels?

ive talked to them, you can get a 7psi or 10psi pulley. I am going to go with the 7psi...it should put the hp up around 400

looking for two high flow cats for a 1991 LS400 anyone have preferences?

what do you recommend? thanks