Mopar Performance 5142592AA MOPAR Cap Review

This cap was an excellent addition to my automotive exhaust system. I noticed a significant increase in horsepower and torque. It was easy to install and made a noticeable difference in my car's performance. The only downside was that it was a bit pricey compared to other caps on the market.

If you're tired of chasing your tail looking for random faults and rough idle, it will let you know what your real problem is.

If you're tired of chasing your tail in circles looking for random errors and rough idles, it will let you know what your real problem is.