Catback Exhaust with Tips for Chevrolet Camaro Pontiac Firebird (1993-2002) 5.7LHigh Flow Mandrel Bent Catback Exhaust for 1993 2002 Chevrolet Camaro & Pontiac Firebird (LS1 LT1 F Body) What it Does: This system replaces the restrictive factory muffler and mid pipe assembly with mandrel bent stainless steel tubing to reduce backpressure and improve exhaust scavenging on 4th Gen F Body platforms. The Stock Camaro and Firebird Exhaust Restriction The factory 1993 2002 F Body exhaust system utilizes restrictive, press bent tubing