Borla XR-1 Oval Racing Muffler - Horsepower Hush. Less Noise Is The Sound of Power, Even at 1300 Horsepower. HOT ROD Staff Writer Jan 01, 2001. See All 10 Photos. See All 10 Photos.

We install a Magnaflow Exhaust on our body dropped custom 1993 Toyota pickup ... Here's a look at the MagnaFlow universal 4x9 oval muffler. Share. You May Also Like. MotorTrend Recommended Stories.

Part number 12198 costs $141 as per the Oceanside-based company’s website. A 5- by 8-inch oval muffler with a straight-through design for better exhaust flow and more aural pleasure, 12198 ...