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  1. Superchargers
    So am currently in the process of getting everything for a 3800 top swap on my 2004 Grand Prix GT, I have the pulleys and harmonic balancer I need, I also have a Gen3 M90 blower. My question is will it fit on my 04 after I get the lower for it or will I have to get a Gen5 blower? My motor is the...
  2. DTC's, Problems & Troubleshooting
    I have a 2007 Grand Prix GT, and I have had issues with a rattling spark knock type sound when accelerating while the engine is cold for quite some time. When I purchased the car in 2015, it had a bad spark knock problem to the point I ran premium grade fuel. Not long after purchase, I replaced...
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