Reviewed By Adam R (Maxwell, TX) Reviewed for a 2014 Ford Mustang —3/23/2015 8:28 PM
had one on my other mustang they're the best ??
Reviewed By Ronald D (COEUR D ALENE, ID) Reviewed for a 2007 Ford F-150 —3/9/2015 8:06 PM
Had bad factory cats so I redid my entire exhaust. Flowmaster cats seem to be working just fine. Service engine light is off. Definitely have more power and torque. And not sucking down a ton of gas!!!!