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#7: 12-04-2012, 11:25 PM
 
 bhinak
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Location: Wasilla, Alaska
Car: 05 SWP Legacy STi
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Quote:
Originally Posted by mwm5094 View Post
Sometimes with these cars the muffler bearings tend to clog up causing massive amounts of backpressure in the exhaust system which causes way to much pressure within in the cylinder walls.....ie the pistons have trouble moving. I would start there. Good luck.