Discover how IPE compares to top exhaust brands in sound and performance, helping you choose the perfect system for your vehicle.
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Pass U.S. Inspections and Keep Power with a Catted Downpipe
How a high flow catted downpipe improves turbo response, lowers backpressure and cabin odor, and keeps your car ready for U.S. emissions checks.
95 dbA & AB-2496: California Exhaust Law and How to Avoid a DMV Hold
How California limits exhaust noise to 95 dbA, how AB-2496 can lead to a DMV registration hold, and the tests and fixes that resolve citations.
Evaluating Modern Performance Exhausts: IPE, FI, Armytrix, Akrapovic, Valvetronic, and Ryft
Discover how top performance exhaust brands measure up in sound, weight, and throttle response to help you make the best aftermarket choice.