Add 'RACING cat-back system with selectable tail pipes, without homologation'

RACING-cat-back-system-with-selectable-tail-pipes%2C-without-homologation.md

@@ -0,0 +1 @@
+When used in the context of aftermarket parts or performance upgrades, "cat-back" is used to indicate which section of the exhaust system the parts replace. Cat-back systems are available as both single- and dual-exhaust. All Thermal R&amp