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Welcome to the Sinister Performance website!
Northeastern Indiana's Custom Performance Automotive Specialists!
We offer the following services for GM makes:
- Performance Modifications -
- Engine Swaps -
- Custom PCM and Chip Reprogramming -
In addition to these services, we also offer information to help you improve your vehicle's performance available FREE on this website.
Our facilities are located in Waterloo, Indiana. If you have any questions or require our services, please email us at: email@example.com
In Loving Memory of:
Roy F. Rath
1930 - 2007
US Navy - USS Coral Sea CVA-43
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