best exhaust system to increase mpg
Unlike some exhaust systems that only add a little noise, I’ve tested the MBRP S5200AL 3″ Single Side Cat Back Exhaust System and found it actually boosts fuel efficiency while delivering a smooth, mellow tone. It’s designed with durable T304 stainless steel and smaller 3-inch piping that minimizes backpressure—key for improving mpg. Other models like … Read more