Check the listing for details. 15430 Flowmaster Outlaw Series Race Muffler. Color: Black, Condition: New, Made in CN. Listed at 132.25 USD. Outlaw Series Race Muffler - 3.00 Center In / 3.00 Center Out - Aggressive Sound. Outlaw mufflers are designed to be connected directly to the header collectors or can be added into an existing exhaust system. Recommended for racing applications where a muffler is required without a set decibel limit to be met.. Universal Race Muffler - Not a direct fit. Some adaptation required. This muffler is directional. The internal rings lean back towards the outlet of the muffler.Outlaw Series Race Muffler - 3.00 Center In / 3.00 Center Out - Aggressive Sound. Outlaw mufflers are designed to be connected directly to the header collectors or can be added into an existing exhaust system. Recommended for racing applications where a muffler is required without a set decibel limit to be met.. Universal Race Muffler - Not a direct fit. Some adaptation required. This muffler is directional. The internal rings lean back towards the outlet of the muffler.