hi guys I have a have a 1996 psd with 198,000 miles on it
a week ago i when to a friends house and lit it idel for about 15-20 mintes as i left the biggest cloud of smoke i have seen came out of the exhaust it was so bad you could not see the house behind you but it stopped after about a half mile
and did not give me any more problems until yesterday it stared to smoke again now it smoked the worst at a idle but when you are at 2,000 rpms or higher it does not smoke
i am stumped
any help


3in downpipe
5in exhaust
k@n air intake
superchips
spooled turbo