LT headers w/ stock y pipe???

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JennaBear

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We did a lot of cutting and welding. We moved the crossover pipe back about 1.5", cut and mounted the cats further back to clear the headers. I don't think that we have any pics of the completed system, but I am pretty sure an exhaust shop should be able to get the job done.
 
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odie301

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the only exhaust shop around here that would do it wanted 200 just to make the off road y pipe... so i just bought one and am going to skip the cats. Is there any ill effects from not having cats??(worse mileage or anything?) i am pretty sure that justin turned my rear o2's off during my tune, so removing them shouldn't hurt anything. by the way are there any plans for another trip to Minnesota?? I could use a retune and i'm sure there are more people who want a tune.

By the way anyone put lt's on and notice a seat of the pants improvement in power?? It has been a bit wet here, but when accelerating uphill hard it likes to shift my rear end sideways a bit when it goes from 1st to 2nd(must spin the tires a bit).... it has done that twice, and both are spots that i have previously driven in the rain under similar hard acceleration and never had my rear end move sideways(its just enough to unsettle ur stomach like your gonna do a big fishtail and then it straightens out and keeps pulling).... so either its a good "seat of the pants" gain or my tires are just getting worse.
 

DallasD

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Mine will be going in this weekend. I will let you know if any what I feel. I guess I will have to modify my y pipe or just buy an o/r y soon.
 

vatahoelt

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Mine will be going in this weekend. I will let you know if any what I feel. I guess I will have to modify my y pipe or just buy an o/r y soon.

definitely keep me posted on the install. being in Va, we have emissions to worry about and so I would still need my cats. ideally, a bolt on solution as opposed to cutting and welding would be better for me.
 

Robert.K

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Anybody with LT headers and O/R y pipe in California and passed emissions? I want to get it but I might have to get a smog test every year while Im stationed here. Truck registered in NC, but I have to check and see.
 

JennaBear

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You will need to get CA LTs, I think Bassani midlengths are the only ones that pass SMOG.
 

Donkey Punch

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the only exhaust shop around here that would do it wanted 200 just to make the off road y pipe... so i just bought one and am going to skip the cats. Is there any ill effects from not having cats??(worse mileage or anything?) i am pretty sure that justin turned my rear o2's off during my tune, so removing them shouldn't hurt anything. by the way are there any plans for another trip to Minnesota?? I could use a retune and i'm sure there are more people who want a tune.

By the way anyone put lt's on and notice a seat of the pants improvement in power?? It has been a bit wet here, but when accelerating uphill hard it likes to shift my rear end sideways a bit when it goes from 1st to 2nd(must spin the tires a bit).... it has done that twice, and both are spots that i have previously driven in the rain under similar hard acceleration and never had my rear end move sideways(its just enough to unsettle ur stomach like your gonna do a big fishtail and then it straightens out and keeps pulling).... so either its a good "seat of the pants" gain or my tires are just getting worse.

It's been a good improvement. Some noticeable gains in the drivers seat dyno once they were installed and even more once I got my tune done. No emmissions testing BS for me here.
 

Sam Hamm

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when mine get here im gonna want cats too. oh no im scared ha
 

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