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  1. 2014-2019 CTS Performance Mods
    Hey guys I just purchased a 2015 CTS 2.0T AWD with low miles. Love the car so far but it is my first Cadillac and I'm learning but don't know all that much about then. My question is has anyone put an aftermarket exhaust system(I see there's not alot of options) or changed their mufflers? If...
  2. 2014-2019 CTS General Discussion
    Since the days of riding in my dad's Fleetwood, I've always wanted a Caddy. Now that I'm 52, not getting any younger, and have a young family I've decided to pull the trigger on buying used, no older than 2014 with 75k-115k miles. While I'm still debating CTS or XTS, the bigger question is do I...
  3. 2008-2013 CTS Performance Mods
    I have a 2010 CTS and i have a brand new motor (3.0L v6) that im dropping into it was wondering how i would go about putting a turbo in it. The following are upgrades im making alongside getting a new engine. -Magnaflow Exhaust -CAI -Tune Looking for anyone with experience with turbos and the...
  4. ATS General Discussion Forum
    2015 Cadillac ATS 2L Turbo ( 174,000 KMS) , vehicle turned off from Idle. On screen message said “ Reduced Power “ Current codes are P0340 , P0641 , P0237 , P0236 Could it be a cam shaft sensor or Engine Boost Sensor that’s causing this ?
  5. ATS Performance Mods Forum
    I have a 2014 cadillac ats 2.0 with manual trans im lookin for upgrades and best for the buck I have zzperformance stage 1 upgrade on cold air also I believe diffrent turbo but I really don't know I got car used .If yall can plz help
  6. ATS General Discussion Forum
    Hey everyone, My 2015 2.0T is making a loud rattling sound when the turbo kicks in. Any thoughts on what it may be or what needs to be checked! Thank you
  7. ATS Performance Mods Forum
    If anyone has installed a gauge in their ats(on the A pillar pod preferably) can you please enlighten me on what you did for the hose? thanks.
  8. 2005 Cadillac Deville

    My project caddy. Was passed down to me from my grandpa. He was always so happy to see me driving his old car up his driveway to come say hi. I miss him everyday. Last picture is what it looked like when it was given to me.
  9. 2008-2013 CTS Performance Mods
    Lookin to make my cadillac a little faster , was thinking about putting in a turbo or just buying a beater car instead. What you guys think ?
  10. CTS First Generation Forum - 2003-2007
    So I just recently got a new 2005 Cadillac CTS with the 3.6 LY7 engine, i want something newer and nicer but I was in a huge rush to get a new car after my old one died so I could continue working lol, and I was wondering if there’s any possibility of putting a super charger on it (or a turbo...
  11. CT6 Forum - 2016-2020
    Missing and desperately want her back… Ok, I know where she is… but I am not sure when I will see her again. 3 weeks ago I got an alert on the dash indicating engine power was reduced due to some issue. I pulled the codes when I got home and it indicated there was a turbo pressure imbalance...
  12. RWD DeVille/Fleetwood, Brougham 19xx-1996
    Hello I have a question. I have an 1985 Cadillac Fleetwood brougham with the 4.1 liter HT-4100 V8. Is it possible to supercharge or turbo the engine? I haven’t seen any kits available for it. Thank you.
  13. 2008-2013 CTS Performance Mods
    Hello, I have recently been thinking about swapping the 3.6l LY7 for a 5.3l Silverado motor out of a junkyard. I would definitely be going through the engine are refreshing the bearings, checking tolerances etc. I would also like to add a cam to the motor and possibly some pistons and such to...
  14. ATS General Discussion Forum
    Hey guys, it's my first post on this forum and also first Cadillac after having 6 Hondas. Currently I am driving Honda Civic 2012 Coupe (AT 1.8). Today I've bought Cadillac ATS 2014 from copart (Link to Copart lot) to import it to my country (Republic of Georgia) and also fix it (damage shown...
  15. ATS General Discussion Forum
    Had a small fire between the turbo and the firewall. The fire charred a few things, but I'm unable to identify a badly burnt connector that I'm sure will need replacing. Any help or photos would help a great deal. Engine also throwing a P0171 engine code which I imagine has to do with the...
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