We are the company that people turn to when they want the best repairs on their Northstar engine. We have the only product with a 100% success rate, which means when you torque those cylinder heads down, your engine block won't crack and the threads will not pull out. Our system is Patented in the United States under US PAT #8,740,532.
We also custom tune PCMs / ECMs for Northstar engines! The most horsepower per dollar you'll ever buy!