Stainless Works 4 way collector 2-3/8in inlet 3in od outlet - FC4237-300 fits_2014-`Chevrolet`Corvette If you prefer to take

If you prefer to take control over your Focus RS' factory exhaust

BRExhaust Direct-Fit Muffler Kit 108-0250 includes (2) Nuts

RS-R 2016+ Mazda Miata Sports-i Coilovers

This muffler is considered a "Touring" muffler when compared to the 400130 and used on the same application

What they created is a non-intrusive

Stainless Works 4 way collector 2-3/8in inlet 3in od outlet - FC4237-300 fits_2014-`Chevrolet`Corvette If you prefer to takeMade from 304 stainless steel for maximum corrosion resistance. This 4 way form collector with a smooth flow taper. With a 2 3 8" ID primary size inlet and a 3" OD single outlet. These collectors come with a lifetime warranty and proudly made in the USA.